diff --git a/source/libs/function/src/builtins.c b/source/libs/function/src/builtins.c
index 88d12e38a1..ce846a6f22 100644
--- a/source/libs/function/src/builtins.c
+++ b/source/libs/function/src/builtins.c
@@ -688,7 +688,7 @@ static int32_t translateLastRow(SFunctionNode* pFunc, char* pErrBuf, int32_t len
 static int32_t translateFirstLast(SFunctionNode* pFunc, char* pErrBuf, int32_t len) {
   // first(col_list) will be rewritten as first(col)
   if (1 != LIST_LENGTH(pFunc->pParameterList)) {
-    return TSDB_CODE_SUCCESS;
+    return invaildFuncParaNumErrMsg(pErrBuf, len, pFunc->functionName);
   }
 
   SNode* pPara = nodesListGetNode(pFunc->pParameterList, 0);
@@ -703,7 +703,7 @@ static int32_t translateFirstLast(SFunctionNode* pFunc, char* pErrBuf, int32_t l
 
 static int32_t translateUnique(SFunctionNode* pFunc, char* pErrBuf, int32_t len) {
   if (1 != LIST_LENGTH(pFunc->pParameterList)) {
-    return TSDB_CODE_SUCCESS;
+    return invaildFuncParaNumErrMsg(pErrBuf, len, pFunc->functionName);
   }
 
   SNode* pPara = nodesListGetNode(pFunc->pParameterList, 0);