Unexpected internal compiler error

[StephanLang]

Hi,
I'm using GWT SDK 2.4.0 and I'm getting the following error:

[ERROR] Unexpected internal compiler error
java.lang.NullPointerException
    at com.google.gwt.dev.javac.MethodVisitor.collectMethods(MethodVisitor.java:122)
    at com.google.gwt.dev.javac.MethodVisitor.access$000(MethodVisitor.java:33)
    at com.google.gwt.dev.javac.MethodVisitor$1.endVisit(MethodVisitor.java:66)
    at org.eclipse.jdt.internal.compiler.ast.TypeDeclaration.traverse(TypeDeclaration.java:1242)
    at org.eclipse.jdt.internal.compiler.ast.CompilationUnitDeclaration.traverse(CompilationUnitDeclaration.java:687)
    at com.google.gwt.dev.javac.MethodVisitor.collect(MethodVisitor.java:58)
    at com.google.gwt.dev.javac.JsniCollector$Visitor.collect(JsniCollector.java:158)
    at com.google.gwt.dev.javac.JsniCollector.collectJsniMethods(JsniCollector.java:187)
    at com.google.gwt.dev.javac.CompilationStateBuilder$CompileMoreLater$UnitProcessorImpl.process(CompilationStateBuilder.java:74)
    at com.google.gwt.dev.javac.JdtCompiler$CompilerImpl.process(JdtCompiler.java:247)
    at org.eclipse.jdt.internal.compiler.Compiler.compile(Compiler.java:444)
    at com.google.gwt.dev.javac.JdtCompiler.doCompile(JdtCompiler.java:701)
    at com.google.gwt.dev.javac.CompilationStateBuilder$CompileMoreLater.compile(CompilationStateBuilder.java:235)
    at com.google.gwt.dev.javac.CompilationStateBuilder.doBuildFrom(CompilationStateBuilder.java:447)
    at com.google.gwt.dev.javac.CompilationStateBuilder.buildFrom(CompilationStateBuilder.java:370)
    at com.google.gwt.dev.cfg.ModuleDef.getCompilationState(ModuleDef.java:360)
    at com.google.gwt.dev.Precompile.precompile(Precompile.java:252)
    at com.google.gwt.dev.Precompile.precompile(Precompile.java:233)
    at com.google.gwt.dev.Precompile.precompile(Precompile.java:145)
    at com.google.gwt.dev.Compiler.run(Compiler.java:232)
    at com.google.gwt.dev.Compiler.run(Compiler.java:198)
    at com.google.gwt.dev.Compiler$1.run(Compiler.java:170)
    at com.google.gwt.dev.CompileTaskRunner.doRun(CompileTaskRunner.java:88)
    at com.google.gwt.dev.CompileTaskRunner.runWithAppropriateLogger(CompileTaskRunner.java:82)
    at com.google.gwt.dev.Compiler.main(Compiler.java:177)


Anybody saw this yet (and solved it)?

Stephan