bobchin318 opened a new issue #3871:
URL: https://github.com/apache/netbeans/issues/3871
### Apache NetBeans version
Apache NetBeans 13
### What happened
Trying to save a form that has nested tabbed panes and some panes inside of
those. Error message is generated and Netbeans will not save/exit. Error
dump follows:
java.lang.NullPointerException
at
org.netbeans.modules.form.layoutdesign.LayoutPersistenceManager.saveLayout(LayoutPersistenceManager.java:133)
at
org.netbeans.modules.form.layoutdesign.LayoutPersistenceManager.saveContainer(LayoutPersistenceManager.java:113)
at
org.netbeans.modules.form.layoutdesign.LayoutModel.saveContainerLayout(LayoutModel.java:1193)
at
org.netbeans.modules.form.GandalfPersistenceManager.saveLayout(GandalfPersistenceManager.java:3385)
at
org.netbeans.modules.form.GandalfPersistenceManager.saveContainer(GandalfPersistenceManager.java:3339)
at
org.netbeans.modules.form.GandalfPersistenceManager.saveAnyComponent(GandalfPersistenceManager.java:3312)
at
org.netbeans.modules.form.GandalfPersistenceManager.saveContainer(GandalfPersistenceManager.java:3356)
at
org.netbeans.modules.form.GandalfPersistenceManager.saveAnyComponent(GandalfPersistenceManager.java:3312)
at
org.netbeans.modules.form.GandalfPersistenceManager.saveContainer(GandalfPersistenceManager.java:3356)
at
org.netbeans.modules.form.GandalfPersistenceManager.saveAnyComponent(GandalfPersistenceManager.java:3312)
at
org.netbeans.modules.form.GandalfPersistenceManager.saveContainer(GandalfPersistenceManager.java:3356)
at
org.netbeans.modules.form.GandalfPersistenceManager.saveAnyComponent(GandalfPersistenceManager.java:3312)
at
org.netbeans.modules.form.GandalfPersistenceManager.saveForm(GandalfPersistenceManager.java:3194)
at
org.netbeans.modules.form.GandalfPersistenceManager.saveForm(GandalfPersistenceManager.java:3116)
at
org.netbeans.modules.form.FormEditor.saveFormData(FormEditor.java:397)
at
org.netbeans.modules.nbform.FormEditorSupport.saveDocument(FormEditorSupport.java:476)
at
org.netbeans.modules.nbform.FormEditorSupport$16.doSave(FormEditorSupport.java:1611)
at
org.netbeans.modules.nbform.FormEditorSupport$16.access$1300(FormEditorSupport.java:1582)
at
org.netbeans.modules.nbform.FormEditorSupport$16$1.run(FormEditorSupport.java:1594)
at
java.desktop/java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:303)
at
java.desktop/java.awt.EventQueue.dispatchEventImpl(EventQueue.java:770)
at java.desktop/java.awt.EventQueue$4.run(EventQueue.java:721)
at java.desktop/java.awt.EventQueue$4.run(EventQueue.java:715)
at java.base/java.security.AccessController.doPrivileged(Native Method)
at
java.base/java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:85)
at java.desktop/java.awt.EventQueue.dispatchEvent(EventQueue.java:740)
at
org.netbeans.core.TimableEventQueue.dispatchEvent(TimableEventQueue.java:136)
at
java.desktop/java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:203)
at
java.desktop/java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:124)
at
java.desktop/java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:113)
at
java.desktop/java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:109)
at
java.desktop/java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:101)
[catch] at
java.desktop/java.awt.EventDispatchThread.run(EventDispatchThread.java:90)
### How to reproduce
I don't know how to do this here. It is a .java file that i am trying to
save. Nullpointer exception means maybe I missed something?
### Did this work correctly in an earlier version?
Apache NetBeans 13
### Operating System
Ubunutu 20.04
### JDK
JDK 11
### Apache NetBeans packaging
Apache NetBeans binary zip
### Anything else
Everything I try to save, it fails with the above error message.
### Are you willing to submit a pull request?
Yes
### Code of Conduct
Yes
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