Exception in thread "AWT-EventQueue-0": java.lang.​OutOfMemor​yError: Required array size too large

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Kasun Prabhath Gode Withanage
回答： Srivardhan Gadila 2021-2-8
im tring to open a .hdf5 which is 3.75GB file. but flowing error is occuring when im opening it. I have increase the java heap memory upto 4GB as well. but it will give me the same error.( My RAM is 16GB there for they only allow jaya heap memory upto 4GB)
Looking for help.
Exception in thread "AWT-EventQueue-0": java.lang.OutOfMemoryError: Required array size too large
at java.nio.file.Files.readAllBytes(Files.java:3156)
at com.mathworks.services.SystemServices.detectCharset(SystemServices.java:61)
at com.mathworks.widgets.SyntaxTextPaneUtilities.getDefaultFileEncoding(SyntaxTextPaneUtilities.java:424)
at com.mathworks.widgets.datamodel.TextFileBackingStore.createWithExistentBackingFile(TextFileBackingStore.java:94)
at com.mathworks.mde.editor.MatlabEditorApplication.createEditorViewClientFromExistingFile(MatlabEditorApplication.java:682)
at com.mathworks.mde.editor.MatlabEditorApplication.access$300(MatlabEditorApplication.java:77)
at com.mathworks.mde.editor.MatlabEditorApplication$4.runWithOutput(MatlabEditorApplication.java:406)
at com.mathworks.jmi.AWTUtilities$Invoker$2.watchedRun(AWTUtilities.java:475)
at com.mathworks.jmi.AWTUtilities$WatchedRunnable.run(AWTUtilities.java:436)
at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:311)
at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:758)
at java.awt.EventQueue.access$500(EventQueue.java:97)
at java.awt.EventQueue$3.run(EventQueue.java:709)
at java.awt.EventQueue$3.run(EventQueue.java:703)
at java.security.AccessController.doPrivileged(Native Method)
at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:74)
at java.awt.EventQueue.dispatchEvent(EventQueue.java:728)
at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:205)
at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:116)
at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:105)
at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:101)
at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:93)
at java.awt.EventDispatchThread.run(EventDispatchThread.java:82)

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回答（1 个）

Srivardhan Gadila
The following resources may help you to get more information on the "Required array size too large" error : Resolve “Out of Memory” Errors & Out of memory while executing large matrix sizes.

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