Description MH 2010-06-29 08:00:38 EDT

Build Identifier: 

During debugging, suddenly a "Problem Iccured" window popped up:

'JDI thread evaluations' has encountered a problem.
Exception processing async thread queue

Exception processing async thread queue
Exception processing async thread queue
java.lang.NullPointerException


The .log file contains:

!ENTRY org.eclipse.jdt.debug 4 120 2010-06-29 13:56:19.904
!MESSAGE Exception processing async thread queue
!SUBENTRY 1 org.eclipse.jdt.debug 4 120 2010-06-29 13:56:19.904
!MESSAGE Exception processing async thread queue
!STACK 0
java.lang.NullPointerException
	at org.eclipse.jdt.internal.debug.eval.ast.engine.ASTInstructionCompiler.visit(ASTInstructionCompiler.java:1901)
	at org.eclipse.jdt.core.dom.ClassInstanceCreation.accept0(ClassInstanceCreation.java:323)
	at org.eclipse.jdt.core.dom.ASTNode.accept(ASTNode.java:2480)
	at org.eclipse.jdt.core.dom.ASTNode.acceptChild(ASTNode.java:2528)
	at org.eclipse.jdt.core.dom.ReturnStatement.accept0(ReturnStatement.java:136)
	at org.eclipse.jdt.core.dom.ASTNode.accept(ASTNode.java:2480)
	at org.eclipse.jdt.core.dom.ASTNode.acceptChildren(ASTNode.java:2551)
	at org.eclipse.jdt.core.dom.Block.accept0(Block.java:136)
	at org.eclipse.jdt.core.dom.ASTNode.accept(ASTNode.java:2480)
	at org.eclipse.jdt.core.dom.ASTNode.acceptChild(ASTNode.java:2528)
	at org.eclipse.jdt.core.dom.MethodDeclaration.accept0(MethodDeclaration.java:504)
	at org.eclipse.jdt.core.dom.ASTNode.accept(ASTNode.java:2480)
	at org.eclipse.jdt.core.dom.ASTNode.acceptChildren(ASTNode.java:2551)
	at org.eclipse.jdt.core.dom.TypeDeclaration.accept0(TypeDeclaration.java:484)
	at org.eclipse.jdt.core.dom.ASTNode.accept(ASTNode.java:2480)
	at org.eclipse.jdt.core.dom.ASTNode.acceptChildren(ASTNode.java:2551)
	at org.eclipse.jdt.core.dom.CompilationUnit.accept0(CompilationUnit.java:219)
	at org.eclipse.jdt.core.dom.ASTNode.accept(ASTNode.java:2480)
	at org.eclipse.jdt.internal.debug.eval.ast.engine.ASTEvaluationEngine.createExpressionFromAST(ASTEvaluationEngine.java:414)
	at org.eclipse.jdt.internal.debug.eval.ast.engine.ASTEvaluationEngine.getCompiledExpression(ASTEvaluationEngine.java:233)
	at org.eclipse.jdt.internal.debug.eval.ast.engine.ASTEvaluationEngine.evaluate(ASTEvaluationEngine.java:115)
	at org.eclipse.jdt.internal.debug.ui.JavaWatchExpressionDelegate$EvaluationRunnable.run(JavaWatchExpressionDelegate.java:144)
	at org.eclipse.jdt.internal.debug.core.model.JDIThread$ThreadJob.run(JDIThread.java:2756)
	at org.eclipse.core.internal.jobs.Worker.run(Worker.java:54)


Reproducible: Sometimes

Steps to Reproduce:
1. Debug with breakpoints.
2.
3.