This Bugzilla instance is a read-only archive of historic NetBeans bug reports. To report a bug in NetBeans please follow the project's instructions for reporting issues.

Bug 63418

Summary:	NPE OverlayLayout.preferredLayoutSize when moving component to a JPanel
Product:	guibuilder	Reporter:	Max Sauer <msauer>
Component:	Natural Layout	Assignee:	issues@guibuilder <issues>
Status:	VERIFIED DUPLICATE
Severity:	blocker
Priority:	P1
Version:	5.x
Hardware:	All
OS:	All
Issue Type:	DEFECT	Exception Reporter:
Bug Depends on:
Bug Blocks:	63381
Attachments:	exceptions stack traces

Description Max Sauer 2005-08-31 12:49:39 UTC

An endless stream of exceptions until IDE restart is thrown when moving a
component over/to a panel:

java.lang.NullPointerException
	at javax.swing.OverlayLayout.preferredLayoutSize(OverlayLayout.java:110)
	at java.awt.Container.preferredSize(Container.java:1558)
	at java.awt.Container.getPreferredSize(Container.java:1543)
...
and some other, see atached stack trace.

Steps to reproduce:
-------------------
1) Open/create a project
2) Add a JFrame form to the project
3) Add a JPanel
4) Add a component (button, textfield..) to the JFrame outside of teh panel
5) Drag the componet to the JPanel
--> exception stream

[200508301800, JDK 1.5.0_05 b03, solaris 10/sparc]

Comment 1 Max Sauer 2005-08-31 12:50:15 UTC

Created attachment 24407 [details]
exceptions stack traces

Comment 2 Max Sauer 2005-08-31 12:52:30 UTC

q-build stopper.

Comment 3 Tomas Pavek 2005-08-31 15:59:57 UTC


*** This issue has been marked as a duplicate of 62958 ***

Comment 4 Max Sauer 2005-09-06 10:28:01 UTC

Verified duplicate.