1.1 --- a/src/share/vm/services/threadService.cpp Tue Apr 29 19:40:51 2008 -0700 1.2 +++ b/src/share/vm/services/threadService.cpp Tue Apr 29 19:45:22 2008 -0700 1.3 @@ -541,6 +541,7 @@ 1.4 1.5 Handle ThreadStackTrace::allocate_fill_stack_trace_element_array(TRAPS) { 1.6 klassOop k = SystemDictionary::stackTraceElement_klass(); 1.7 + assert(k != NULL, "must be loaded in 1.4+"); 1.8 instanceKlassHandle ik(THREAD, k); 1.9 1.10 // Allocate an array of java/lang/StackTraceElement object