--- source/mupen64plus-core/src/r4300/interupt.c	2013-07-03 21:27:56.000000000 -0300
+++ source/mupen64plus-core/src/r4300/interupt.c.new	2013-07-27 12:50:20.471066240 -0300
@@ -127,6 +127,7 @@
    
     if (get_event(type)) {
         DebugMessage(M64MSG_WARNING, "two events of type 0x%x in interrupt queue", type);
+        return;
     }
    
     if (q == NULL)