Bug Fixes in R2024b Prerelease

The following software and documentation bugs are considered resolved in the prerelease. The bugs listed below may be of interest to customers, based on general use of our products. Return to this page for future updates.

Available in R2024b Prerelease, Update 1

Product	Record	Bug Summary
Aerospace Toolbox	3307758	linear matrices from linearize and staticStability methods on imported jsbsim aircraft has all zeros
MATLAB Coder	3319956	Runtime recursion in CGI interpreter overwrites call output causing answer mismatch
Parallel Computing Toolbox	3312951	Ctrl-C during MJS large data transfer hangs
Simulink Coder	3290674	DownstreamBoundaryLocator unable handle element wise data transfer for muxed signals
Simulink Data Management	3279320	Saving the top level SLDD dirties the reference SLDDs
Simulink Design Verifier	3299312	Reuse Translation : sldvData Abstract blocks has no blocks corresponding to stubbed blocks with reuse translation
Simulink Subsystems and Models	3322083	coder.internal.fmuexport.getSetFMUSetting is not resolved when exporting tool-coupling FMU
System Composer	3298963	[ReportGen] Stereotypes not reported properly when there are multiple profiles
Wireless Testbench	3317720	Single row graph causes error in rfnocGraphHelper: Dimensions of arrays being concatenated are not consistent.

Available in R2024b Prerelease

Product

Record

Bug Summary

Aerospace Blockset

Initial condition parameters in some Aerospace Blockset blocks not tunable in generated code

Aerospace Toolbox

Specifying a timetable or timeseries in Satellite Scenario pointAt method results in an error if the step size of the data is less than 1e-12 seconds

Aerospace Toolbox

"The 2008 geopotential model is not available on the MATLAB path" error

Aerospace Toolbox

When assigning satelliteScenario StartTime and/or StopTime using datetime objects with "Format" Name-Value argument specified, an error will be thrown when trying to add satellites.

Audio Toolbox

Audio plugin generation fails to build plugins generated using Xcode 15

Audio Toolbox

Audio Toolbox Interface for SpeechBrain and Torchaudio Libraries is missing required files after installing the support package

AUTOSAR Blockset

"Failed to obtain property SwImplPolicy" error when working with AUTOSAR models or dictionaries with AUTOSAR platform mapping

AUTOSAR Blockset

Generated code for AUTOSAR adaptive model that is configured to use dynamic discovery might result in application crash

Bioinformatics Toolbox

Genomics Viewer app fails to open

C2000 Microcontroller Blockset

Interprocess Data Read/Write blocks with channel 0 interrupt does not work in C2000 Microcontroller Blockset

C2000 Microcontroller Blockset

'C28x Hardware Interrupt' block fails to trigger the CLA end-of-task interrupt unless the CLA Task block trigger source is set to Software

C2000 Microcontroller Blockset

CMPSS block causes build failure in F28001x

C2000 Microcontroller Blockset

Failure to receive messages on CAN blocks when the model runs on 'XCP on CAN' external mode using the same CAN module

C2000 Microcontroller Blockset

Interprocess Data Read block does not work with c28xCPU1 in C2000 Microcontroller Blockset

DDS Blockset

Generated DDS executable might drop messages associated with onDataAvailable input event

Deep Learning HDL Toolbox

Incorrect code generation for a network with two output maxpool or unpool layers

Deep Learning HDL Toolbox

Low 'FeatureSizeLimit' setting can cause incorrect hardware output results

Deep Learning Toolbox

crossentropy, huber, l1loss, and l2loss return incorrect values for masked loss

DO Qualification Kit

Missing operational requirement in the Polyspace Code Prover traceability matrix

DO Qualification Kit

Test case IDs in the Simulink Test trace matrix do not match the IDs provided in the title for the test case in Test Manager

DO Qualification Kit

Trace matrix for Simulink model comparison incorrectly references script hRptEvalXMLQualkit.m

DO Qualification Kit

Simulink Design Verifier qualification tests do not cover 'SLDV_DL_FOR' and the TOR includes unnecessary operational requirements

DO Qualification Kit

Potential false-negative result in the Simulink Model Comparison qualification report

DO Qualification Kit

Simulink Test Qualification kit fails on Linux for test case tCov7

DO Qualification Kit

The Simulink Check qualification kit sporadically fails for test case SLCHK_HI_Q097 qualifying model advisor check mathworks.hism.hisl_0073

DSP System Toolbox

Spectrum Analyzer with dBFS SpectrumUnits might crash MATLAB

DSP System Toolbox

timescope with MATLAB compiler does not provide meaningful error message if an invalid property value is provided

Embedded Coder

When using during-execution or outside-execution service interfaces, resolving an Inport block output signal or an Outport block to a Simulink.Signal object overrides the corresponding sender or receiver mapping

Embedded Coder

Incorrect Model block SIL or PIL simulation results when Initialize Function block is triggered at non-zero time and Code interface is 'Top model'

Embedded Coder

AUTOSAR software component with provide-require port (PRPort) can produce mismatch between model and SIL/PIL simulation results

Embedded Coder

Incorrect Model block SIL or PIL simulation results when model_initialize function invoked at non-zero time

Embedded Coder

Code generation error occurs when Simulink model with Remove internal data zero initialization option enabled is using Simulink global signal object with non-empty initialization

Embedded Coder

When it generates large constants in deep learning models, code view cannot load and present the contents.

Embedded Coder

Incorrect simulation results when noninlined Stateflow Chart block drives noninlined scoped Reinitialize Function block in a model set to simulate in different simulation modes

Embedded Coder

Generated code might contain MISRA C:2012 Rule 10.1 violations

Embedded Coder

Generated code might not initialize global variables that represent outputs of reusable subsystems

Embedded Coder

MATLAB crashes during build when a Simulink model having bus element ports uses a bus object with symbolic dimensions.

Embedded Coder

Incorrect Model block SIL or PIL simulation results when using SimulationInput objects to modify tunable model workspace parameters

Embedded Coder

Inconsistent initial conditions for multi-instance subsystem output ports might produce incorrect results

Embedded Coder

ReuseModelBlockBuffer optimization might produce incorrect code when multiple inputs of a referenced model come from the same source

Embedded Coder

Out-of-bounds access in generated code for Byte Pack/Unpack

Embedded Coder

Incorrect generated code when the output buffer of a variant source connected to ground block gets reused with other parts of the model

Embedded Coder

Incorrect results might occur for Assignment blocks use Starting index (dialog) as the Index Option

Embedded Coder

Generated code for a global Simulink Function block might not contain #include statements for custom header files

Embedded Coder

Model block SIL/PIL build error when referenced model specifies multi-instance model referencing

Embedded Coder

Generated code for single-instance model reference with custom storage class might incorrectly declare root outport that is connected to a reusable subsystem

Embedded Coder

Incorrect output from bounded variable-sized bus element

Embedded Coder

Incorrect results after code replacement of row-major, non-element-wise functions with 1-D column vector inputs

Fixed-Point Designer

User-specified globalfimath properties are ignored when using cast like to convert a non-fi object to a fi object in interpreted execution

Fixed-Point Designer

Wrong answer for Real and Complex Partial-Systolic Matrix Solve Using QR Decomposition blocks for certain word length and matrix dimension combinations

GPU Coder

Array indexing with repeated values might be incorrectly parallelized

GPU Coder

for-loop accesses the global variable inside a sub-function

HDL Coder

There is a simulation mismatch between the Simulink output and the HDL code output for the Delay block containing Enable and Reset ports whose Delay length Source is set to 'Dialog'.

HDL Coder

HDL code generation throws an internal error when the Variant Subsystem has trigger or enable ports.

HDL Coder

HDL Coder may generate incorrect code if a virtual bus with a varying element order is connected within model references

HDL Coder

Conditional assignments in generated code might get incorrect values during initial RAM mapping cycles

HDL Coder

FloatingPointTargetConfig object accepts invalid property value and cause downstream failure in HDL Workflow Advisor.

HDL Coder

HDL Coder does not realize DUT ports for tunable parameters declared in the model workspace.

HDL Coder

Clock-rate pipelining with hierarchical feedback loops may result in assertion during HDL code generation

HDL Coder

Reciprocal block with ShifAdd architecture might have simulation mismatch when output data type is having negative fractional length

HDL Coder

Disabling floating-point configuration using command-line interface may trigger a segv error when using makehdl()

HDL Coder

Incorrect HDL code is generated for Gain block that has the vector input, but the input vector orientation is not aligned with the gain factor.

HDL Coder

HDL Coder may generate incorrect code when a reused subsystem in a feedback loop introduces more latency than the available latency budget in the loop

HDL Coder

HDL Coder / HDL Operations blocks Serializer1D and Deserializer1D show incorrect block descriptions in HDL Block Properties dialog box

HDL Coder

HDL code generation throws an internal error when the control port of the Multiport Switch block has an array input with a word length greater than 64 bits.

HDL Coder

Constant folding error for the Fcn block when using Simulink.Parameter object in the block expression.

HDL Coder

Assertion error during HDL code generation when you change Target workflow from IP Core Generation to Generic ASIC/FPGA

HDL Coder

Incorrect FPGA programming for AXI4-Stream reference design on Xilinx Versal AI Core Series VCK190 Evaluation Kit

HDL Coder

Generated HDL code may fail to compile based on the ordering of the persistent variable initialization

HDL Coder

ForEach Subsystem configured with Mask Parameter might result in internal assertion.

HDL Coder

importhdl function may fail to execute when processing a large number of input Verilog files.

HDL Coder

Generated model might be incorrect when you use the Tapped Delay Enabled Synchronous block parallel to the HDL FIFO block.

HDL Coder

Incorrect generated HDL code from hdl.iteratorfun when inputs are processed as column-major

HDL Coder

Intel Hard Floating Point Mapping Failure for Data Type Conversion (DTC) block with integer ports.

HDL Coder

HDL Coder crashes when generating code from For Each Subsystem with test point signal

HDL Coder

HDL code generation of Discrete Transfer Fcn throws an error when the first Denominator parameter value is equal to one.

HDL Coder

Direct Lookup Table (n-D) block with InputsSelectThisObjectFromTable set to Vector or 2-D Matrix is incorrectly considered for streaming optimization

HDL Coder

Create project task may fail during IP core generation when the Target Platform is ZedBoard

Image Acquisition Toolbox

Using cameras that have non-ASCII character property values might cause MATLAB to crash

Image Acquisition Toolbox

chunkDataInfo output table has incorrect variable name: Chunk Data

Instrument Control Toolbox

UDP Send block ignores UDP packet size parameter value

Instrument Control Toolbox

Wireless Waveform Generate App misdiagnoses missing IVI Compliance Package as an issue with the NI-RFSG driver

MATLAB

MATLAB system function executes startup scripts for tcsh shell on each execution (Linux and macOS)

MATLAB

MATLAB might crash when disconnecting external monitor

MATLAB

Unable to view documentation in Help browser when accessing internet with proxy servers

MATLAB

Warning displays in the Command Window after clicking the Request Support button on the MATLAB Home tab

MATLAB

MATLAB errors for multi-level assignment into properties of handle classes with private set access.

MATLAB

Computing the LU decomposition of a sparse matrix twice in a row on Apple Silicon might not return the same answers

MATLAB

Setting the Exponent property on an axes ruler to a negative integer value displays a large positive integer-valued exponent

MATLAB

Comparison Tool throws an error when selecting MLAPP files to compare

MATLAB

License Manager Error 4402 "Missing root element in response"

MATLAB

Some icons are missing from deployed apps

MATLAB

Floating-point results mismatch when using Xcode 14.3 or later toolchain on Mac with Apple Silicon

MATLAB

MATLAB might crash when running codeIssues or the Code Analyzer Report

MATLAB

Frequently setting UI component properties might crash or stall long-running apps

MATLAB

Searching for text in the Comparison Tool might cause MATLAB to crash

MATLAB

Incorrect label Interpreter value when loading .mlapp and .mat files

MATLAB

Multithreaded LU decomposition of a dense matrix on Apple Silicon can return wrong answers

MATLAB

MATLAB crashes when using the axes toolbar in certain figures and apps

MATLAB

jsonencode incorrectly encodes elements that are equal to -realmax('single')

MATLAB

Call to functions such as invoke for a COM object might return error

MATLAB

Missing reference lines and filled regions in yyaxis plots

MATLAB

Error calling methods or methodsview functions on COM objects

MATLAB

resize function pads with incorrect fill values for tables

MATLAB

Unable to use MATLAB HDF4 import/export functionality on Apple Silicon machines

MATLAB

Assigning into an object with dynamic properties using multiple levels of indexing starting with parentheses and followed by dot throws an error.

MATLAB

Cannot create new project from Experiment Manager in Windows

MATLAB

MATLAB crashes at startup with message: AsyncStream not terminated correctly

MATLAB

Assigning an enum value to a COM enum property might result in the Type mismatch error

MATLAB

A COM enum value from a COM object might be converted to an empty char array

MATLAB

Accessing a COM object returned from another COM object might cause crash

MATLAB

Memory leak in MATLAB when creating Python DataFrames from MATLAB table

MATLAB Coder

Concatenation expression that combines cell arrays and non-cell arrays

MATLAB Coder

C Function blocks with sizeof operators might cause MATLAB to crash

MATLAB Coder

Absence of 'Index exceeds array dimensions' error in generated MEX functions

MATLAB Coder

Call to dlarray method softmax that includes 'DataFormat' name-value argument

MATLAB Coder

Calling properties function with string input produces an empty array

MATLAB Coder

MATLAB might crash with CG::Pst::Pst or pir::ConformanceCheck::checkForUnsupportedFunctionsByPath in the stack trace during code generation

MATLAB Coder

Generic C/C++ code for a network that contains scaling layers

MATLAB Coder

Code generation might fail when subscripts to arrays with colon expressions are in control branches that do not get executed

MATLAB Coder

MATLAB might crash when generating code for infinite while-loops inside of for-loops

MATLAB Coder

Calling generated C/C++ entry-point function might modify variables in caller's scope

MATLAB Coder

Incorrect index out of bounds might occur in MEX code with SIMD instructions

MATLAB Coder

Code generation fails when invoking the sign function on a logical dlarray object

MATLAB Coder

Run-time recursive function with compile-time constant outputs

MATLAB Coder

Indexing into a matrix using another matrix in generated row-major code

MATLAB Coder

Calling a function that accesses property of constant property

MATLAB Report Generator

Deleting mlreportgen.dom.Template object without calling close method might crash MATLAB

Optimization Toolbox

fmincon for code generation has poor performance, appears stalled, or returns incorrect exitflag and lambda values

Optimization Toolbox

lsqcurvefit errors with option SpecifyObjectiveGradient set to true when solving a constrained problem

Parallel Computing Toolbox

MATLAB might stall when using thread-based pools on Windows machines with large number of cores

Parallel Computing Toolbox

Parallel pool might lose one or more workers while transferring large amounts of data between processes

Polyspace Access

Polyspace extension for Visual Studio shows no findings and an unexpected error

Polyspace Access

Polyspace Access UI might not correctly filter results that were generated with AGC mode on

Polyspace Bug Finder

Missing Diab system headers in generated polyspace project

Polyspace Code Prover

Unexpected gray (unreachable) code in main generator mode in presence of non-finite float variables

Polyspace Code Prover

Unexpected gray (unreachable) code in main generator mode in presence of non-finite float variables

Polyspace Code Prover

Polyspace Code Prover shows a false green "Illegally Dereferenced Pointer" check when a void* alias of a pointer is accessed after the original pointer is deallocated

Requirements Toolbox

Error Arrays have incompatible sizes for this operation when trying to clear change issue

Requirements Toolbox

Traceability Diagram does not show cleared change issues correctly

Requirements Toolbox

Verification status in Requirements Editor does not reflect test results of linked assessments if you use a MATLAB project.

Robotics System Toolbox

rigidBodyTree functions produce silent wrong answers or unexpected errors after using replaceJoint or replaceBody.

Signal Processing Toolbox

pwelch does not plot when given single-precision input

SimBiology

Some programs in SimBiology Model Analyzer generate an error when input data are results from another program with a "." in the program name

SimBiology

Calculate Observables program fails to run in SimBIology Model Analyzer

Simscape

Table data of model nominal values does not update after clicking OK or Apply in the dialog box

Simscape

Using nonscalar query points in table lookup may lead to wrong answer

Simscape Driveline

Vehicles at rest might start to move unexpectedly in models that use the Tire (Magic Formula) block or the Rolling Resistance block

Simscape Driveline

Longitudinal Vehicle block errors when the road slope port is hidden

Simscape Electrical

MATLAB might crash when simulating models with Discrete Variable Time Delay block

Simscape Electrical

Diode block does not model charge dynamics when modeling tabulated diodes

Simscape Electrical

Diode block incorrectly calculates charge dynamics when using peak reverse current and reverse recovery charge

Simscape Electrical

Half-Bridge (Ideal, Switching) block incorrectly uses Initial node temperatures, [T1,T2,...,Tn] parameter for diode Cauer thermal networks

Simscape Electrical

Code generated from models using Specialized Power Systems blocks might crash

Simscape Fluids

Counterbalance Valve (IL) block pre-parameterization might cause unexpected behavior

Simulink

Initialize Function block might not initialize some model states and result in incorrect simulation results

Simulink

MATLAB System block simulation output might be corrupt for messages with bus payloads

Simulink

Adding image Annotations or Notes to models with existing images may fail to save the image data inside the SLX file

Simulink

Variant Subsystems with conditionally executed variant choices in startup activation may cause incorrect sim or codegen initial output

Simulink

Simulation results might be incorrect when a Function Caller block inside an Initialization Function block calls a Simulink function defined using blocks with constant sample time

Simulink

Generated code is incorrect when a Parameter Writer block writes to a model workspace variable used by a Model block and any other built-in block with tunable parameters

Simulink

programming language reserved identifier error when same int64 or uint64 alias used for Data Type Replacement and for block or signal output

Simulink

Referenced model with nonfunctional change is not recompiled when child model has functional change

Simulink

Unable to set the Simulink cache and code generation folders to the same location when using the Project API

Simulink

Importing and cancelling spreadsheet and MAT-file into Root Inport Mapper causes busy icon

Simulink

Running createInputDataset on model containing Simulink.Parameter with Unit property set causes warnings on command line

Simulink

Model block with initialize, reinitialize, reset, or terminate port produces incorrect simulation results in rapid accelerator mode

Simulink

Internal error during simulation on Apple silicon devices

Simulink

Signal Editor workflows break when converting signal data type to or from enumeration

Simulink

Selected Align > Toggle Snap to option not shown in Signal Editor context menu

Simulink

MATLAB crashes during real-time simulation with live-streaming signals

Simulink

Same referenced model instance inside and outside conditional subsystem might produce incorrect simulation results

Simulink

C Function block might produce parsing error during code generation with AUTOSAR or custom data type targets

Simulink

Rapid Accelerator simulation that uses runtime diagnostics might produce uncompilable C++ code

Simulink

Reinitialized triggered subsystem might generate incorrect code

Simulink

SIL and normal mode simulation results might not be the same when simulating export function models

Simulink

Simulink.LookupTable objects unable to share struct data type

Simulink

MATLAB crashes when using C99 designated initializers for a C Function block

Simulink

Protected model with tunable parameters might error when compiling

Simulink

Incorrect results from Variant Subsystem with output bus signal containing variable-size signals

Simulink

Simulink might produce a wrong answer in export-function models with function-call subsystems having multiple callers

Simulink

Model with For Iterator subsystem inside Terminate/Reinitialize Function block produces incorrect accelerator mode simulation results

Simulink

Signal property discrepancy unreported when implicit resolution is active

Simulink

Incomplete results after normal or accelerator mode simulation run using Simulation object if SimulationOutput property was queried during simulation

Simulink

Reusable subsystems with Interpolation using Prelookup blocks might generate inadequate code to protect interpolation

Simulink

Generated code is missing for a Hit Crossing block in rapid accelerator mode

Simulink

Simulink function not called when corresponding Function Caller block is inside Initialize Function block in referenced model

Simulink

Simulation result is incorrect when a model contains a Parameter Writer block that writes to bus type parameter and simulates in rapid accelerator mode

Simulink

Partition boundaries may be incorrectly set for root input ports when using the "Automatically handle rate transition for data transfer".

Simulink

Mismatch in rapid simulation and normal simulation with startup variant blocks containing conditional systems with initial outputs

Simulink

Simulink models with large numbers of blocks or tunable parameters experience long load times

Simulink

MATLAB might crash when all of the parameters of a noninlined S-function have empty values

Simulink

Non-Direct Feedthrough Flag is not honored for bus type input ports in S-Functions generated with S-Function Builder Block

Simulink

Rapid accelerator simulations and simulations deployed using Simulink Compiler error if the generated executable file is moved

Simulink

Union rates that are connected to reusable subsystem input and output port blocks do not behave correctly

Simulink

Rapid acceleration fails for a model hierarchy containing reference models with model arguments

Simulink

MATLAB may crash during compilation with Variant Assembly Subsystem block when a new choice is added externally.

Simulink

Simulink might hang during model update phase of model containing Simulink Function block

Simulink

Simulink might hang during model update phase of model containing Simulink Function block

Simulink

Unexpected results from rapid accelerator or deployed simulation in which vector-valued variables or parameters were tuned

Simulink

Importing FMU 3.0 with boolean array parameters causes type mismatch error in Simulink

Simulink

Parsim does not send cache files to workers for model references in libraries. This causes model rebuild.

Simulink

Parameter Writer blocks that write to different model workspace variables in same type of subsystems generate incorrect code

Simulink

High memory usage while saving model with root Out Bus Element blocks

Simulink

A reusable subsystem containing variants configured to generate code into a separate file misses preprocessor variant definitions

Simulink

Tunability loss for model reference instance parameter

Simulink

Editing an existing LaTex equation embedded in a Simulink annotation using the Edit Equation dialog box might corrupt the equation

Simulink

Simulation results incorrect for Parameter Writer block that writes to block with constant sample time

Simulink

Model reference output values might be ignored for rescheduled referenced models in generated code

Simulink

Changing monitor layout after closing Signal Editor tool might prevent next start of Signal Editor session

Simulink

Programming language reserved identifier error when same char alias used for data type replacement and for block or signal output

Simulink

Startup variant blocks may generate missing constant values from inactive variant regions.

Simulink

Stateflow chart output behaving as initial condition in Reinitialize Function might generate incorrect code

Simulink

When you run Simulink in Chinese, Japanese, or Korean and try to use Simulink text boxes, the text boxes stay blank.

Simulink

Model with multiple Reinitialize Function blocks running accelerator or rapid accelerator mode might produce incorrect simulation results

Simulink

MATLAB crashes during model compilation when model contains n-D Lookup Table block with empty breakpoint value

Simulink

Discrete Time Integrator block might generate less efficient code for internal weighted gain value

Simulink

Mask parameter values of a library-linked Subsystem Reference block are reset on opening the model

Simulink

Blocks that have fixed-in-minor-step sample time might produce wrong answers if one or more models in the model hierarchy use a local solver

Simulink

Model that contains multiple Simulink.LookupTable objects fails to compile for system target file autosar.tlc

Simulink 3D Animation

Removing an actor using the context menu in the Simulation 3D Viewer for a model with Fast Restart enabled might error

Simulink 3D Animation

Models with multiple Simulation 3D Ultrasonic Sensor blocks report incorrect sensor output

Simulink 3D Animation

Building Unreal Engine projects with MathWorksSimulation plugin might error

Simulink 3D Animation

Simulation 3D blocks for pedestrians, bicyclists, and vehicles do not create the corresponding actors in the 3D environment

Simulink Check

Model advisor check mathworks.jmaab.ar_0002 does not flag folder name with MATLAB reserved keyword

Simulink Check

Model Testing Dashboard and metrics engine API may return warning about deleted results for coverage metrics

Simulink Check

Model Advisor checks 'mathworks.hism.hisl_0008' and 'mathworks.jmaab.jc_0640' might error out on large models with long block paths

Simulink Check

Dashboards, metrics, and digital thread applications might crash after release upgrade

Simulink Check

Model Advisor reports generated with exportReport incorrectly filter Failed and Passed checks

Simulink Coder

Aperiodic partitions using base rate task tick counters might use corrupted time value

Simulink Coder

Subsystem code might be incorrect when the subsystem contains a masked Model block

Simulink Coder

Build log from SIL/PIL simulation incorrectly reports Compilation artifacts were out of date

Simulink Coder

A2L file generation might cause MATLAB to crash during runtime for a model with a lookup table block that has values for both table data and breakpoints from the same member of a Simulink bus object

Simulink Coder

Code compilation fails when generated code calls undefined tombstone functions

Simulink Coder

Generated code might use an uninitialized local variable for models with nonvirtual subsystem configured with Reusable function packaging

Simulink Coder

slbuild argument IncludeModelReferenceSimulationTargets has no effect

Simulink Coder

Code generated from a multi-rate model reference containing an initialize or terminate subsystem might be incorrect

Simulink Coder

Code generation incorrectly omits data transfer protection code for Merge block that connects signals with different rates inside nonvirtual subsystem

Simulink Coder

Incorrect results might occur when root outputs are updated for non-default cases of Switch Case blocks

Simulink Coder

Accelerated simulation fails for a model hierarchy containing reference models with model arguments

Simulink Coder

Code generated for a model that contains a MATLAB System block might contain multiple definitions of an enumerated type

Simulink Coder

Code generation incorrectly omits data transfer protection code for signals connected between triggered subsystems that run at different rates

Simulink Coder

Code generator might throw error for atomic subsystem when block parameter Schedule as is set to Periodic partition or Aperiodic partition

Simulink Coder

Generated code might fail to compile due to undeclared identifier for nonvirtual bus with value 0

Simulink Coder

MATLAB might crash during code generation if it cannot create the codedescriptor.dmr file.

Simulink Coder

Unable to replace addresses during A2L file generation with standalone Simulink Coder installation

Simulink Coder

Code generator incorrectly omits service interface header file includes from code generated for nonvirtual subsystems configured with reusable function packaged in separate files

Simulink Compiler

Incorrect binary generation for FMU Version 2.0 with automatic data type conversion for single data types

Simulink Compiler

Exporting model to standalone co-simulation FMU might return internal.getWSLDockerSettings error

Simulink Compiler

When building an app for deployment, if the components in the app are connected to signals or variables in a Simulink model with logged signals within model reference blocks, the build phase errors

Simulink Coverage

Coverage not reported in fast restart mode for logic implemented as part of model initialization

Simulink Design Verifier

MATLAB crashes with compatibility check on export function models

Simulink Design Verifier

Simulink Design Verifier analysis errors out for models with bus element output ports and nested buses at the top level.

Simulink Design Verifier

Extend using existing test data parameter may incorrectly report objective status.

Simulink Design Verifier

Design Verifier compatibility check errors out if Code Generation settings from referenced configset are overridden.

Simulink Design Verifier

Test Generation analysis incorrectly reports objectives as Unsatisfiable on a model with dirty subsystem references.

Simulink Design Verifier

Compatibility check might fail when an inactive variant choice in a model contains Model blocks.

Simulink Design Verifier

Compatibility check might fail for a Simulink Model with Initialize subsystem which writes to Data Store Memory.

Simulink Design Verifier

Simulink Design Verifier compatibility check fails with error: When keys are specified, values must also be specified

Simulink Design Verifier

Compatibility check fails when the model contains a Function Caller block which calls a Simulink Function having bus arguments.

Simulink Fault Analyzer

Vector signals with faults can produce erroneous outputs

Simulink Fault Analyzer

Parameterized base workspace variables in conditional expressions do not use parameterized values

Simulink PLC Coder

Mismatch in simulation and generated code results for Data Conversion operation with floor rounding mode

Simulink PLC Coder

Missing call sites of Stateflow temporal functions

Simulink PLC Coder

Unexpected use of InOut variables on Rockwell target IDE when modifying a struct or array input to a MATLAB Function block

Simulink PLC Coder

Function nchoosek is not supported for code generation

Simulink Real-Time

Transmit or Receive error when simulating or compiling a model that includes J1939 blocks

Simulink Real-Time

ENI file changes do not update PDO offsets for EtherCAT PDO Receive or Transmit blocks unless the model is updated

Simulink Test

Using fast restart with test case containing logical and temporal assessments causes test to fail

Stateflow

Inconsistent behavior in Stateflow charts and Truth Table blocks with complex variable size matrix local data and real scalar initial value

Stateflow

Incorrect values for data mapped to Simulink based states

Stateflow

Large non-I/O variables may produce incorrect code for S-Function targets in certain blocks

Stateflow

On transitions in charts that use C as the action language, count and duration operators might return incorrect value

Stateflow

Inherited data error when mapping an array element to Data Store Memory in an atomic subchart

Stateflow

MATLAB crashes when simulating Stateflow chart that uses C as the action language and includes a cast operator

Stateflow

Search & Replace in state transition tables or truth tables might not correctly replace variable names

Statistics and Machine Learning Toolbox

The function mvncdf might incorrectly error when passed gpuArray inputs

Statistics and Machine Learning Toolbox

pearspdf and pearscdf return incorrect values for the PDF and CDF, respectively, for inputs corresponding to a Pearson type 4 distribution

System Composer

MATLAB might crash when saving a subsystem file with a Goto block referenced in an architecture model

System Composer

MATLAB crashes when saving an architecture model that uses subsystem reference components

System Composer

Schedule Editor might incorrectly display partitions for AUTOSAR architecture as scheduable

System Composer

Loading or navigating into a Simulink model linked from a System Composer component might corrupt parameter values defined in the Model Workspace

System Composer

System Composer report generation error: Unrecognized function or variable 'row'

System Composer

System Composer Onramp fails to load next section in Connect to Simulink chapter

Text Analytics Toolbox

FastText English 16 Billion Token Word Embedding support package silently fails to install on Apple Silicon

Vehicle Dynamics Blockset

The shock force of the K&C Suspension blocks are double their expected value

Wireless Testbench

Host interface script fails to execute for Simulink models with no register interfaces

Wireless Testbench

Unable to update filesystem on NI^TM USRP^TM device using Radio Setup wizard on Windows OS

R2024b Prerelease

Preview and test the next product release.

Download now

Prerelease Release Highlights

Potential Bug Fixes

Key Known Issues

Questions?

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Content updated: June 19, 2024