Matlab problem...version 2015a

Dear reader im new here; i have a problem with my Matlab R2015a when i use help it show me a java error error lines :

• Exception in thread "AWT-EventQueue-0" java.lang.NoClassDefFoundError: Could not initialize class com.mathworks.mlwidgets.help.ProductFilterModel$InstalledState at com.mathworks.mlwidgets.help.DocCenterProductPrefs.getSelectedProductsFromPref(DocCenterProductPrefs.java:47) at com.mathworks.mlwidgets.help.DocCenterProductPrefs.getProductFilterModel(DocCenterProductPrefs.java:33) at com.mathworks.mlwidgets.help.DocCenterDocConfigParams.<init>(DocCenterDocConfigParams.java:37) at com.mathworks.mlwidgets.help.DocCenterDocConfig.getLocalConfig(DocCenterDocConfig.java:77) at com.mathworks.mlwidgets.help.DocCenterDocConfig.getInstance(DocCenterDocConfig.java:65) at com.mathworks.mde.help.DocCenterBrowserHandler.resolveHelpBrowserTaskUrl(DocCenterBrowserHandler.java:116) at com.mathworks.mde.help.DocCenterBrowserHandler.getUrlDisplayBehavior(DocCenterBrowserHandler.java:85) at com.mathworks.mde.help.DocCenterBrowserHandler.doHelpBrowserTask(DocCenterBrowserHandler.java:45) at com.mathworks.mde.help.DocCenterBrowserHandler.doHelpBrowserTask(DocCenterBrowserHandler.java:39) at com.mathworks.mde.help.DocCenterBrowserHandler.invoke(DocCenterBrowserHandler.java:342) at com.mathworks.mde.help.HelpBrowserBridge.invoke(HelpBrowserBridge.java:39) at com.mathworks.mlservices.MLHelpServices.invoke(MLHelpServices.java:38) at com.mathworks.mde.desk.MLDesktop$HelpProductPageAction.actionPerformed(MLDesktop.java:3084) at com.mathworks.mwswing.ChildAction.actionPerformed(ChildAction.java:214) at javax.swing.AbstractButton.fireActionPerformed(Unknown Source) at javax.swing.AbstractButton$Handler.actionPerformed(Unknown Source) at javax.swing.DefaultButtonModel.fireActionPerformed(Unknown Source) at javax.swing.DefaultButtonModel.setPressed(Unknown Source) at com.mathworks.toolstrip.components.DropDownButtonModel.originalSetPressed(DropDownButtonModel.java:31) at com.mathworks.toolstrip.components.SplitButtonModel.setPressed(SplitButtonModel.java:35) at com.mathworks.toolstrip.plaf.SplitButtonUI$MyToolstripButtonListener.mouseReleased(SplitButtonUI.java:558) at java.awt.AWTEventMulticaster.mouseReleased(Unknown Source) at java.awt.AWTEventMulticaster.mouseReleased(Unknown Source) at java.awt.Component.processMouseEvent(Unknown Source) at javax.swing.JComponent.processMouseEvent(Unknown Source) at com.mathworks.mwswing.MJButton.processMouseEvent(MJButton.java:348) at java.awt.Component.processEvent(Unknown Source) at java.awt.Container.processEvent(Unknown Source) at java.awt.Component.dispatchEventImpl(Unknown Source) at java.awt.Container.dispatchEventImpl(Unknown Source) at java.awt.Component.dispatchEvent(Unknown Source) at java.awt.LightweightDispatcher.retargetMouseEvent(Unknown Source) at java.awt.LightweightDispatcher.processMouseEvent(Unknown Source) at java.awt.LightweightDispatcher.dispatchEvent(Unknown Source) at java.awt.Container.dispatchEventImpl(Unknown Source) at java.awt.Window.dispatchEventImpl(Unknown Source) at java.awt.Component.dispatchEvent(Unknown Source) at java.awt.EventQueue.dispatchEventImpl(Unknown Source) at java.awt.EventQueue.access$200(Unknown Source) at java.awt.EventQueue$3.run(Unknown Source) at java.awt.EventQueue$3.run(Unknown Source) at java.security.AccessController.doPrivileged(Native Method) at java.security.ProtectionDomain$1.doIntersectionPrivilege(Unknown Source) at java.security.ProtectionDomain$1.doIntersectionPrivilege(Unknown Source) at java.awt.EventQueue$4.run(Unknown Source) at java.awt.EventQueue$4.run(Unknown Source) at java.security.AccessController.doPrivileged(Native Method) at java.security.ProtectionDomain$1.doIntersectionPrivilege(Unknown Source) at java.awt.EventQueue.dispatchEvent(Unknown Source) at java.awt.EventDispatchThread.pumpOneEventForFilters(Unknown Source) at java.awt.EventDispatchThread.pumpEventsForFilter(Unknown Source) at java.awt.EventDispatchThread.pumpEventsForHierarchy(Unknown Source) at java.awt.EventDispatchThread.pumpEvents(Unknown Source) at java.awt.EventDispatchThread.pumpEvents(Unknown Source) at java.awt.EventDispatchThread.run(Unknown Source)*

[Walter Roberson]

Which operating system?

[Guerroudj Abdelmalek]

- windows 7 pro 32 bit

- java version is 8 update 51 (build 1.8.0_51-b16)

- Matlab R2015a (build 8.5.0.197613)

[Walter Roberson]

I see you already found http://www.mathworks.com/matlabcentral/answers/232238-java-error-when-using-fx-button

Answer 1

[Image Analyst]

For any major crashes like this you should call the Mathworks, as per the FAQ. I assume you've updated your Java.

[Guerroudj Abdelmalek]

Image Analyst thanks

im traynig to update my JAVA

Answer 2

[Guerroudj Abdelmalek]

update of JAVA is not the solution... i think its the version of Matlab or windows

Answer 3

[PRIYA ALAGARSAMY]

I am receiving the following error when i am clicking getting started

Java exception occurred:
java.lang.NoClassDefFoundError: Could not initialize class
com.mathworks.mlwidgets.help.ProductFilterModel$InstalledState

  at
    com.mathworks.mlwidgets.help.DocCenterProductPrefs.getSelectedProductsFromPref(DocCenterProductPrefs.java:47)

  at com.mathworks.mlwidgets.help.DocCenterProductPrefs.getProductFilterModel(DocCenterProductPrefs.java:33)

  at com.mathworks.mlwidgets.help.DocCenterDocConfigParams.<init>(DocCenterDocConfigParams.java:37)

  at com.mathworks.mlwidgets.help.DocCenterDocConfig.getLocalConfig(DocCenterDocConfig.java:77)

  at
    com.mathworks.mlwidgets.help.HelpUtils$DefaultDependencyProvider.isUrlUnderDocCenterDocroot(HelpUtils.java:944)

  at com.mathworks.mlwidgets.help.HelpUtils$DefaultDependencyProvider.isUrlUnderDocroot(HelpUtils.java:937)

  at com.mathworks.mlwidgets.help.HelpUtils.getUrlUnderDocroot(HelpUtils.java:475)

  at com.mathworks.mlwidgets.help.HelpUtils.convertClassicDocPath(HelpUtils.java:457)

  at com.mathworks.mlwidgets.help.HelpUtils.getLocalizedDocCenterFilename(HelpUtils.java:351)

  at com.mathworks.mlwidgets.help.HelpUtils.getLocalizedFile(HelpUtils.java:328)

  at com.mathworks.mlwidgets.help.CSHelpTopicMap.<init>(CSHelpTopicMap.java:78)

  at com.mathworks.mlwidgets.help.CSHelpTopicMap.<init>(CSHelpTopicMap.java:73)

Answer 4

[Yahia Hamdi]

• Matlab problem...version 2015a*

Dear reader im new here; i have a problem with my Matlab R2015a when i use help it show me a java error error lines :

Exception in thread "AWT-EventQueue-0" java.lang.NoClassDefFoundError: Could not initialize class com.mathworks.mlwidgets.help.ProductFilterModel$InstalledState at com.mathworks.mlwidgets.help.DocCenterProductPrefs.getSelectedProductsFromPref(DocCenterProductPrefs.java:47) at com.mathworks.mlwidgets.help.DocCenterProductPrefs.getProductFilterModel(DocCenterProductPrefs.java:33) at com.mathworks.mlwidgets.help.DocCenterDocConfigParams.<init>(DocCenterDocConfigParams.java:37) at com.mathworks.mlwidgets.help.DocCenterDocConfig.getLocalConfig(DocCenterDocConfig.java:77) at com.mathworks.mlwidgets.help.DocCenterDocConfig.getInstance(DocCenterDocConfig.java:65) at com.mathworks.mde.help.DocCenterBrowserHandler.resolveHelpBrowserTaskUrl(DocCenterBrowserHandler.java:116) at com.mathworks.mde.help.DocCenterBrowserHandler.getUrlDisplayBehavior(DocCenterBrowserHandler.java:85) at com.mathworks.mde.help.DocCenterBrowserHandler.doHelpBrowserTask(DocCenterBrowserHandler.java:45) at com.mathworks.mde.help.DocCenterBrowserHandler.doHelpBrowserTask(DocCenterBrowserHandler.java:39) at com.mathworks.mde.help.DocCenterBrowserHandler.invoke(DocCenterBrowserHandler.java:342) at com.mathworks.mde.help.HelpBrowserBridge.invoke(HelpBrowserBridge.java:39) at com.mathworks.mlservices.MLHelpServices.invoke(MLHelpServices.java:38) at com.mathworks.mde.desk.MLDesktop$HelpProductPageAction.actionPerformed(MLDesktop.java:3084) at com.mathworks.mwswing.ChildAction.actionPerformed(ChildAction.java:214) at javax.swing.AbstractButton.fireActionPerformed(Unknown Source) at javax.swing.AbstractButton$Handler.actionPerformed(Unknown Source) at javax.swing.DefaultButtonModel.fireActionPerformed(Unknown Source) at javax.swing.DefaultButtonModel.setPressed(Unknown Source) at com.mathworks.toolstrip.components.DropDownButtonModel.originalSetPressed(DropDownButtonModel.java:31) at com.mathworks.toolstrip.components.SplitButtonModel.setPressed(SplitButtonModel.java:35) at com.mathworks.toolstrip.plaf.SplitButtonUI$MyToolstripButtonListener.mouseReleased(SplitButtonUI.java:558) at java.awt.AWTEventMulticaster.mouseReleased(Unknown Source) at java.awt.AWTEventMulticaster.mouseReleased(Unknown Source) at java.awt.Component.processMouseEvent(Unknown Source) at javax.swing.JComponent.processMouseEvent(Unknown Source) at com.mathworks.mwswing.MJButton.processMouseEvent(MJButton.java:348) at java.awt.Component.processEvent(Unknown Source) at java.awt.Container.processEvent(Unknown Source) at java.awt.Component.dispatchEventImpl(Unknown Source) at java.awt.Container.dispatchEventImpl(Unknown Source) at java.awt.Component.dispatchEvent(Unknown Source) at java.awt.LightweightDispatcher.retargetMouseEvent(Unknown Source) at java.awt.LightweightDispatcher.processMouseEvent(Unknown Source) at java.awt.LightweightDispatcher.dispatchEvent(Unknown Source) at java.awt.Container.dispatchEventImpl(Unknown Source) at java.awt.Window.dispatchEventImpl(Unknown Source) at java.awt.Component.dispatchEvent(Unknown Source) at java.awt.EventQueue.dispatchEventImpl(Unknown Source) at java.awt.EventQueue.access$200(Unknown Source) at java.awt.EventQueue$3.run(Unknown Source) at java.awt.EventQueue$3.run(Unknown Source) at java.security.AccessController.doPrivileged(Native Method) at java.security.ProtectionDomain$1.doIntersectionPrivilege(Unknown Source) at java.security.ProtectionDomain$1.doIntersectionPrivilege(Unknown Source) at java.awt.EventQueue$4.run(Unknown Source) at java.awt.EventQueue$4.run(Unknown Source) at java.security.AccessController.doPrivileged(Native Method) at java.security.ProtectionDomain$1.doIntersectionPrivilege(Unknown Source) at java.awt.EventQueue.dispatchEvent(Unknown Source) at java.awt.EventDispatchThread.pumpOneEventForFilters(Unknown Source) at java.awt.EventDispatchThread.pumpEventsForFilter(Unknown Source) at java.awt.EventDispatchThread.pumpEventsForHierarchy(Unknown Source) at java.awt.EventDispatchThread.pumpEvents(Unknown Source) at java.awt.EventDispatchThread.pumpEvents(Unknown Source) at java.awt.EventDispatchThread.run(Unknown Source)

[Walter Roberson]

See http://www.mathworks.com/matlabcentral/answers/232238-java-error-when-using-fx-button#answer_188221