@@ -230,7 +230,9 @@ int fix_switch(struct action* t)

 				LM_DBG("default only switch optimized away (BLOCK_T)\n");

 				return 0;

 			}

-			LM_DBG("default only switch with side-effect...\n");

+			LM_CRIT("default only switch with side-effect not expected at this point\n");

+			ret=E_BUG;

+			goto error;

 		}else{

 			LM_CRIT("empty switch not expected at this point\n");

 			ret=E_BUG;

@@ -545,7 +547,9 @@ static int fix_match(struct action* t)

 				LM_DBG("default only switch optimized away (BLOCK_T)\n");

 				return 0;

 			}

-			LM_DBG("default only switch with side-effect...\n");

+			LM_CRIT("default only switch with side-effect not expected at this point\n");

+			ret=E_BUG;

+			goto error;

 		}else{

 			LM_CRIT("empty switch not expected at this point\n");

 			ret=E_BUG;