diff --git a/src/cc/gamescc.h b/src/cc/gamescc.h
index b804216d7..2a8be815e 100644
--- a/src/cc/gamescc.h
+++ b/src/cc/gamescc.h
@@ -110,6 +110,7 @@ if ( cp->evalcode == EVAL_GAMES ) \
         return(games_settle(txfee,cp,params)); \
     else \
     { \
+fprintf(stderr,"invalid method (%s)\n",method); \
         result.push_back(Pair("result","error")); \
         result.push_back(Pair("error","invalid gamescc method")); \
         return(result); \