diff --git a/src/client/src/tscSQLParser.c b/src/client/src/tscSQLParser.c
index ae5bee879ff1abd6950cc0d4c7c52e3cc2903e62..34603dcaaf40656b30cd53d6283a56750b8d3d47 100644
--- a/src/client/src/tscSQLParser.c
+++ b/src/client/src/tscSQLParser.c
@@ -2029,6 +2029,7 @@ int32_t validateSelectNodeList(SSqlCmd* pCmd, SQueryInfo* pQueryInfo, SArray* pS
   const char* msg6 = "not support distinct mixed with join"; 
   const char* msg7 = "not support distinct mixed with groupby";
   const char* msg8 = "not support distinct in nest query";
+  const char* msg9 = "not support group by in block func";
 
   // too many result columns not support order by in query
   if (taosArrayGetSize(pSelNodeList) > TSDB_MAX_COLUMNS) {
@@ -2064,6 +2065,10 @@ int32_t validateSelectNodeList(SSqlCmd* pCmd, SQueryInfo* pQueryInfo, SArray* pS
         return invalidOperationMsg(tscGetErrorMsgPayload(pCmd), msg6);
       }
 
+      if (pItem->pNode->functionId == TSDB_FUNC_BLKINFO && pQueryInfo->groupbyExpr.numOfGroupCols > 0) {
+        return invalidOperationMsg(tscGetErrorMsgPayload(pCmd), msg9);
+      }
+
       SUdfInfo* pUdfInfo = NULL;
       if (pItem->pNode->functionId < 0) {
         pUdfInfo = isValidUdf(pQueryInfo->pUdfInfo, pItem->pNode->Expr.operand.z, pItem->pNode->Expr.operand.n);