Greetings,

I use gwt 2.4 and maven 3.0.1 with  gwt-maven-plugin 2.4.0 in my
application. During compilation I got an error:


[INFO]
[INFO] --- gwt-maven-plugin:2.4.0:compile (default) @ admin ---
[INFO] auto discovered modules [ua.ardas.admin.Admin]
[INFO] Compiling module ua.ardas.admin.Admin
[INFO] [ERROR] Unexpected internal compiler error
[INFO] java.lang.ClassCastException:
org.eclipse.jdt.internal.compiler.lookup.RawTypeBinding cannot be cast
to org.eclipse.jdt.internal.compiler.lookup.SourceTypeBinding
[INFO]  at
org.eclipse.jdt.internal.compiler.lookup.Scope.findMemberType(Scope.java:
976)
[INFO]  at
org.eclipse.jdt.internal.compiler.lookup.Scope.getMemberType(Scope.java:
2081)
[INFO]  at
org.eclipse.jdt.internal.compiler.ast.QualifiedTypeReference.findNextTypeBinding(QualifiedTypeReference.java:
44)
[INFO]  at
org.eclipse.jdt.internal.compiler.ast.ParameterizedQualifiedTypeReference.internalResolveType(ParameterizedQualifiedTypeReference.java:
162)
[INFO]  at
org.eclipse.jdt.internal.compiler.ast.ParameterizedQualifiedTypeReference.resolveType(ParameterizedQualifiedTypeReference.java:
343)
[INFO]  at
org.eclipse.jdt.internal.compiler.ast.TypeReference.resolveTypeArgument(TypeReference.java:
209)
[INFO]  at
org.eclipse.jdt.internal.compiler.ast.ParameterizedSingleTypeReference.internalResolveType(ParameterizedSingleTypeReference.java:
180)
[INFO]  at
org.eclipse.jdt.internal.compiler.ast.ParameterizedSingleTypeReference.resolveType(ParameterizedSingleTypeReference.java:
282)
[INFO]  at
org.eclipse.jdt.internal.compiler.ast.TypeReference.resolveSuperType(TypeReference.java:
179)
[INFO]  at
org.eclipse.jdt.internal.compiler.lookup.ClassScope.findSupertype(ClassScope.java:
1167)
[INFO]  at
org.eclipse.jdt.internal.compiler.lookup.ClassScope.connectSuperclass(ClassScope.java:
867)
[INFO]  at
org.eclipse.jdt.internal.compiler.lookup.ClassScope.connectTypeHierarchy(ClassScope.java:
1010)
[INFO]  at
org.eclipse.jdt.internal.compiler.lookup.CompilationUnitScope.connectTypeHierarchy(CompilationUnitScope.java:
290)
[INFO]  at
org.eclipse.jdt.internal.compiler.lookup.LookupEnvironment.completeTypeBindings(LookupEnvironment.java:
185)
[INFO]  at
org.eclipse.jdt.internal.compiler.Compiler.internalBeginToCompile(Compiler.java:
719)
[INFO]  at
org.eclipse.jdt.internal.compiler.Compiler.beginToCompile(Compiler.java:
376)
[INFO]  at
org.eclipse.jdt.internal.compiler.Compiler.compile(Compiler.java:420)
[INFO]  at
com.google.gwt.dev.javac.JdtCompiler.doCompile(JdtCompiler.java:701)
[INFO]  at com.google.gwt.dev.javac.CompilationStateBuilder
$CompileMoreLater.compile(CompilationStateBuilder.java:235)
[INFO]  at
com.google.gwt.dev.javac.CompilationStateBuilder.doBuildFrom(CompilationStateBuilder.java:
447)
[INFO]  at
com.google.gwt.dev.javac.CompilationStateBuilder.buildFrom(CompilationStateBuilder.java:
370)
[INFO]  at
com.google.gwt.dev.cfg.ModuleDef.getCompilationState(ModuleDef.java:
360)
[INFO]  at com.google.gwt.dev.Precompile.precompile(Precompile.java:
252)
[INFO]  at com.google.gwt.dev.Precompile.precompile(Precompile.java:
233)
[INFO]  at com.google.gwt.dev.Precompile.precompile(Precompile.java:
145)
[INFO]  at com.google.gwt.dev.Compiler.run(Compiler.java:232)
[INFO]  at com.google.gwt.dev.Compiler.run(Compiler.java:198)
[INFO]  at com.google.gwt.dev.Compiler$1.run(Compiler.java:170)
[INFO]  at
com.google.gwt.dev.CompileTaskRunner.doRun(CompileTaskRunner.java:88)
[INFO]  at
com.google.gwt.dev.CompileTaskRunner.runWithAppropriateLogger(CompileTaskRunner.java:
82)
[INFO]  at com.google.gwt.dev.Compiler.main(Compiler.java:177)
[INFO]
------------------------------------------------------------------------

The most strange thing that this error occurs not always. Sometimes
maven build my project successfully. And sometimes I got this error.
Can someone help me to solve this error?

Thanks in advance.

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