src/share/vm/utilities/vmError.cpp

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rev 2110 : [mq]: is-debugger-present
@@ -800,11 +800,13 @@
 
     // first time
     first_error_tid = mytid;
     set_error_reported();
 
-    if (ShowMessageBoxOnError) {
+    if (ShowMessageBoxOnError ||
+      (PauseAtExit && os::is_debugger_attached()))
+    {
       show_message_box(buffer, sizeof(buffer));
 
       // User has asked JVM to abort. Reset ShowMessageBoxOnError so the
       // WatcherThread can kill JVM if the error handler hangs.
       ShowMessageBoxOnError = false;