Exception in thread "AWT-EventQueue-0": java.lang.​IllegalArg​umentExcep​tion: 'frame' cannot be null

2021 3 19
1 个回答
更新时间：2021 10 6
1 次查看（30 天）

0 个投票

Hi,
Does anyone have any idea of how to interpret this error message? (message posted below) If so, do you have any suggestions for how to resolve it?
Thanks
Exception in thread "AWT-EventQueue-0": java.lang.IllegalArgumentException: 'frame' cannot be null
at com.mathworks.mlwidgets.dialog.PathChange.<init>(PathChange.java:137)
at com.mathworks.mlwidgets.dialog.PathChange.<init>(PathChange.java:128)
at com.mathworks.mde.editor.plugins.matlab.EditorSaveRunAndPublishUtils.doConfigurationActionAfterPromptingAboutPath(EditorSaveRunAndPublishUtils.java:261)
at com.mathworks.mde.editor.plugins.matlab.EditorSaveRunAndPublishUtils.saveFileAndDoConfigurationAction(EditorSaveRunAndPublishUtils.java:113)
at com.mathworks.mde.editor.plugins.matlab.MatlabPluginUtils.executeDefaultConfiguration(MatlabPluginUtils.java:98)
at com.mathworks.mde.editor.EditorUtils$4.update(EditorUtils.java:943)
at com.mathworks.mde.editor.EditorAction$ObservableAction.actionPerformed(EditorAction.java:47)
at com.mathworks.mwswing.ChildAction.actionPerformed(ChildAction.java:214)
at javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:2022)
at javax.swing.AbstractButton$Handler.actionPerformed(AbstractButton.java:2348)
at javax.swing.DefaultButtonModel.fireActionPerformed(DefaultButtonModel.java:402)
at javax.swing.DefaultButtonModel.setPressed(DefaultButtonModel.java:259)
at com.mathworks.toolstrip.components.DropDownButtonModel.originalSetPressed(DropDownButtonModel.java:32)
at com.mathworks.toolstrip.components.SplitButtonModel.setPressed(SplitButtonModel.java:35)
at com.mathworks.toolstrip.plaf.SplitButtonUI$MyToolstripButtonListener.mouseReleased(SplitButtonUI.java:580)
at java.awt.AWTEventMulticaster.mouseReleased(AWTEventMulticaster.java:289)
at java.awt.AWTEventMulticaster.mouseReleased(AWTEventMulticaster.java:289)
at java.awt.Component.processMouseEvent(Component.java:6539)
at javax.swing.JComponent.processMouseEvent(JComponent.java:3324)
at com.mathworks.mwswing.MJButton.processMouseEvent(MJButton.java:350)
at java.awt.Component.processEvent(Component.java:6304)
at java.awt.Container.processEvent(Container.java:2239)
at java.awt.Component.dispatchEventImpl(Component.java:4889)
at java.awt.Container.dispatchEventImpl(Container.java:2297)
at java.awt.Component.dispatchEvent(Component.java:4711)
at java.awt.LightweightDispatcher.retargetMouseEvent(Container.java:4904)
at java.awt.LightweightDispatcher.processMouseEvent(Container.java:4535)
at java.awt.LightweightDispatcher.dispatchEvent(Container.java:4476)
at java.awt.Container.dispatchEventImpl(Container.java:2283)
at java.awt.Window.dispatchEventImpl(Window.java:2746)
at java.awt.Component.dispatchEvent(Component.java:4711)
at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:760)
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.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:84)
at java.awt.EventQueue$4.run(EventQueue.java:733)
at java.awt.EventQueue$4.run(EventQueue.java:731)
at java.security.AccessController.doPrivileged(Native Method)
at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:74)
at java.awt.EventQueue.dispatchEvent(EventQueue.java:730)
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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