--- a/jdk/src/share/native/com/sun/java/util/jar/pack/bands.cpp	Tue Oct 16 12:29:10 2012 -0700
+++ b/jdk/src/share/native/com/sun/java/util/jar/pack/bands.cpp	Tue Oct 16 12:35:22 2012 -0700
@@ -187,6 +187,10 @@
 
 entry* band::getRefCommon(cpindex* ix_, bool nullOKwithCaller) {
   CHECK_0;
+  if (ix_ == NULL) {
+      abort("no index");
+      return NULL;
+  }
   assert(ix_->ixTag == ixTag
          || ((ixTag == CONSTANT_All ||
               ixTag == CONSTANT_LoadableValue ||