groovyConsole throws an exception when opening the AST browser

Exception in thread "Thread-4" 
org.codehaus.groovy.runtime.InvokerInvocationException: java.lang.LinkageError: loader (instance of  org/codehaus/groovy/tools/RootLoader): attempted  duplicate class definition for name: "groovy/grape/GrabAnnotationTransformation"
	at org.codehaus.groovy.reflection.CachedMethod.invoke(CachedMethod.java:97)
	at groovy.lang.MetaMethod.doMethodInvoke(MetaMethod.java:233)
	at org.codehaus.groovy.runtime.metaclass.ClosureMetaClass.invokeMethod(ClosureMetaClass.java:272)
	at groovy.lang.MetaClassImpl.invokeMethod(MetaClassImpl.java:885)
	at groovy.lang.MetaClassImpl.invokeMethod(MetaClassImpl.java:929)
	at groovy.lang.MetaClassImpl.invokeMethod(MetaClassImpl.java:885)
	at groovy.lang.Closure.call(Closure.java:405)
	at groovy.lang.Closure.call(Closure.java:399)
	at groovy.lang.Closure.run(Closure.java:483)
	at java.lang.Thread.run(Thread.java:662)
Caused by: java.lang.LinkageError: loader (instance of  org/codehaus/groovy/tools/RootLoader): attempted  duplicate class definition for name: "groovy/grape/GrabAnnotationTransformation"
	at java.lang.ClassLoader.defineClass1(Native Method)
	at java.lang.ClassLoader.defineClassCond(ClassLoader.java:632)
	at java.lang.ClassLoader.defineClass(ClassLoader.java:616)
	at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:141)
	at java.net.URLClassLoader.defineClass(URLClassLoader.java:283)
	at java.net.URLClassLoader.access$000(URLClassLoader.java:58)
	at java.net.URLClassLoader$1.run(URLClassLoader.java:197)
	at java.security.AccessController.doPrivileged(Native Method)
	at java.net.URLClassLoader.findClass(URLClassLoader.java:190)
	at org.codehaus.groovy.tools.RootLoader.oldFindClass(RootLoader.java:152)
	at org.codehaus.groovy.tools.RootLoader.loadClass(RootLoader.java:124)
	at java.lang.ClassLoader.loadClass(ClassLoader.java:296)
	at groovy.lang.GroovyClassLoader.loadClass(GroovyClassLoader.java:696)
	at org.codehaus.groovy.transform.ASTTransformationVisitor.addPhaseOperationsForGlobalTransforms(ASTTransformationVisitor.java:285)
	at org.codehaus.groovy.transform.ASTTransformationVisitor.doAddGlobalTransforms(ASTTransformationVisitor.java:266)
	at org.codehaus.groovy.transform.ASTTransformationVisitor.addGlobalTransforms(ASTTransformationVisitor.java:187)
	at org.codehaus.groovy.transform.ASTTransformationVisitor.addPhaseOperations(ASTTransformationVisitor.java:150)
	at org.codehaus.groovy.control.CompilationUnit.<init>(CompilationUnit.java:188)
	at org.codehaus.groovy.control.CompilationUnit.<init>(CompilationUnit.java:120)
	at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
	at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:39)
	at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:27)
	at java.lang.reflect.Constructor.newInstance(Constructor.java:513)
	at org.codehaus.groovy.reflection.CachedConstructor.invoke(CachedConstructor.java:77)
	at org.codehaus.groovy.runtime.callsite.ConstructorSite$ConstructorSiteNoUnwrapNoCoerce.callConstructor(ConstructorSite.java:102)
	at org.codehaus.groovy.runtime.callsite.CallSiteArray.defaultCallConstructor(CallSiteArray.java:54)
	at org.codehaus.groovy.runtime.callsite.AbstractCallSite.callConstructor(AbstractCallSite.java:182)
	at org.codehaus.groovy.runtime.callsite.AbstractCallSite.callConstructor(AbstractCallSite.java:198)
	at groovy.inspect.swingui.AstNodeToScriptAdapter.compileToScript(AstNodeToScriptAdapter.groovy:90)
	at groovy.inspect.swingui.AstNodeToScriptAdapter$compileToScript.call(Unknown Source)
	at org.codehaus.groovy.runtime.callsite.CallSiteArray.defaultCall(CallSiteArray.java:42)
	at org.codehaus.groovy.runtime.callsite.AbstractCallSite.call(AbstractCallSite.java:108)
	at groovy.inspect.swingui.AstBrowser$_decompile_closure6.doCall(AstBrowser.groovy:269)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
	at java.lang.reflect.Method.invoke(Method.java:597)
	at org.codehaus.groovy.reflection.CachedMethod.invoke(CachedMethod.java:90)
	... 9 more