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4.0 Beta 1, jdk1.5.0_b63 Steps to reproduce: - open Options->Source Creation and Management|Templates|Java Classes|Java Class -> The excpetion appear -- tail of exception --- java.lang.IllegalStateException: key: java.lang.Object@f9040 at org.netbeans.modules.java.ui.nodes.elements.SourceChildren.createNodes(SourceChildren.java:174)
Created attachment 16970 [details] Exception
*** This issue has been marked as a duplicate of 47186 ***
Verified, it is duplicate of #47186