Index: vm/vmcore/src/class_support/Class_File_Loader.cpp =================================================================== --- vm/vmcore/src/class_support/Class_File_Loader.cpp (revision 550445) +++ vm/vmcore/src/class_support/Class_File_Loader.cpp (working copy) @@ -2802,6 +2814,7 @@ { REPORT_FAILED_CLASS_CLASS(m_class_loader, this, "java/lang/UnsupportedClassVersionError", "class has version number " << m_version); + return false; } if(m_version == JAVA5_CLASS_FILE_VERSION && minor_version > 0)