NB3.6 RC3, jdk1.4.2_04

1,mount filesystem with examples package (sampledir)
2,create new class (IntegerField) in examples package
3,delete its package definition - so it is in no
package
4,compile it - it's added to code completition
5,add the package definition again 

this exception arise

Annotation: Parser error
org.openide.src.SourceException: Invalid full name
examples.IntegerField/IntegerField my name =
IntegerField/IntegerField
    at
org.netbeans.modules.java.model.ClassElementImpl.doSetName(ClassElementImpl.java:719)
    at
org.netbeans.modules.java.model.MemberElementImpl.setName(MemberElementImpl.java:267)
    at
org.netbeans.modules.java.parser.BaseElementInfo.updateBase(BaseElementInfo.java:162)
    at
org.netbeans.modules.java.parser.ClassInfo.updateElement(ClassInfo.java:120)
    at
org.netbeans.modules.java.parser.ChildCollection.updateChildren(ChildCollection.java:107)
    at
org.netbeans.modules.java.parser.SourceInfo.updateModel(SourceInfo.java:114)
    at
org.netbeans.modules.java.parser.ParsingSupport.updateSourceModel(ParsingSupport.java:499)
    at
org.netbeans.modules.java.parser.ParsingSupport.access$300(ParsingSupport.java:69)
    at
org.netbeans.modules.java.parser.ParsingSupport$Processor.updateModel(ParsingSupport.java:640)
    at
org.netbeans.modules.java.parser.ParsingSupport$Processor.run(ParsingSupport.java:596)
    at
org.netbeans.modules.java.model.DefaultLangModel.runUpdate(DefaultLangModel.java:500)
    at
org.netbeans.modules.java.parser.ParsingSupport$Processor.parseLockModel(ParsingSupport.java:667)
    at
org.netbeans.modules.java.parser.ParsingSupport$Processor.run(ParsingSupport.java:593)
    at org.openide.util.Task.run(Task.java:136)
    at
org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:330)
[catch] at
org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:686)