diff --git a/WickedEngine/LUA/ldebug.c b/WickedEngine/LUA/ldebug.c
index e499ee362..ebc997707 100644
--- a/WickedEngine/LUA/ldebug.c
+++ b/WickedEngine/LUA/ldebug.c
@@ -634,11 +634,15 @@ l_noret luaG_runerror (lua_State *L, const char *fmt, ...) {
   CallInfo *ci = L->ci;
   const char *msg;
   va_list argp;
+  luaC_checkGC(L);  /* error message uses memory */
   va_start(argp, fmt);
   msg = luaO_pushvfstring(L, fmt, argp);  /* format message */
   va_end(argp);
-  if (isLua(ci))  /* if Lua function, add source:line information */
+  if (isLua(ci)) {  /* if Lua function, add source:line information */
     luaG_addinfo(L, msg, ci_func(ci)->p->source, currentline(ci));
+    setobjs2s(L, L->top - 2, L->top - 1);  /* remove 'msg' from the stack */
+    L->top--;
+  }
   luaG_errormsg(L);
 }