This issue could caused by different reasons. To narrow down the root cause of this issue, kindly try the follow workarounds:
1. If you have not done so, please download and install the latest update (patch) of R2022a:
2. Navigate to "C:\Program Files\MATLAB\R2022a\bin\win64\simulink_plugins\slwebscopes\libmwslwebscopes_reg.dll" and check if this file is exist or not in your File Explorer.
3. Check to see if the operating system is the same as the version of MATLAB you installed (e.g. win64 matches with 64bit version of MATLAB)
4. Try the following workaround to reset path, and see if this issue get resolved:
4.1 Type in the following commands in MATLAB command window:
>> restoredefaultpath
>> rehash toolboxcache
>> sl_refresh_customizations
4.2 Try to open Simulink and see if this error still exists. If not, save the path by executing the following command:
>> savepath
If you are still facing the issue, then please contact MathWorks Technical Support using MathWorks Technical Support
For more information on service request, read this Frequently Asked Questions
