Please help...i keep getting this error when trying to build a GWT project in eclipse.
Apr 18, 2009 11:04:55 PM org.datanucleus.enhancer.DataNucleusEnhancer addMessage SEVERE: An error occured for ClassEnhancer "ASM" when trying to call the method "org.datanucleus.enhancer.asm.ASMClassEnhancer" on class "getClassNameForFileName" : org.objectweb.asm.ClassReader.accept(Lorg/ objectweb/asm/ClassVisitor;I)V java.lang.NoSuchMethodError: org.objectweb.asm.ClassReader.accept(Lorg/ objectweb/asm/ClassVisitor;I)V at org.datanucleus.enhancer.asm.ASMClassEnhancer.getClassNameForFileName (ASMClassEnhancer.java:154) 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.datanucleus.enhancer.DataNucleusEnhancer.getClassNameForFilename (DataNucleusEnhancer.java:900) at org.datanucleus.enhancer.DataNucleusEnhancer.getFileMetadataForInput (DataNucleusEnhancer.java:716) at org.datanucleus.enhancer.DataNucleusEnhancer.enhance (DataNucleusEnhancer.java:525) at org.datanucleus.enhancer.DataNucleusEnhancer.main (DataNucleusEnhancer.java:1235) 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 com.google.appengine.tools.enhancer.Enhancer.execute(Enhancer.java: 57) at com.google.appengine.tools.enhancer.Enhance.<init>(Enhance.java: 60) at com.google.appengine.tools.enhancer.Enhance.main(Enhance.java:41) . An error occured for ClassEnhancer "ASM" when trying to call the method "org.datanucleus.enhancer.asm.ASMClassEnhancer" on class "getClassNameForFileName" : org.objectweb.asm.ClassReader.accept(Lorg/ objectweb/asm/ClassVisitor;I)V java.lang.NoSuchMethodError: org.objectweb.asm.ClassReader.accept(Lorg/ objectweb/asm/ClassVisitor;I)V at org.datanucleus.enhancer.asm.ASMClassEnhancer.getClassNameForFileName (ASMClassEnhancer.java:154) 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.datanucleus.enhancer.DataNucleusEnhancer.getClassNameForFilename (DataNucleusEnhancer.java:900) at org.datanucleus.enhancer.DataNucleusEnhancer.getFileMetadataForInput (DataNucleusEnhancer.java:716) at org.datanucleus.enhancer.DataNucleusEnhancer.enhance (DataNucleusEnhancer.java:525) at org.datanucleus.enhancer.DataNucleusEnhancer.main (DataNucleusEnhancer.java:1235) 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 com.google.appengine.tools.enhancer.Enhancer.execute(Enhancer.java: 57) at com.google.appengine.tools.enhancer.Enhance.<init>(Enhance.java: 60) at com.google.appengine.tools.enhancer.Enhance.main(Enhance.java:41) --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "Google Web Toolkit" group. To post to this group, send email to Google-Web-Toolkit@googlegroups.com To unsubscribe from this group, send email to google-web-toolkit+unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/Google-Web-Toolkit?hl=en -~----------~----~----~----~------~----~------~--~---