diff --git a/include/util/taoserror.h b/include/util/taoserror.h
index 12d6127165008e8b9e3b554ca8d1944dcef94e4e..e39172d74e52e852f0fa1812634e494d61ac6213 100644
--- a/include/util/taoserror.h
+++ b/include/util/taoserror.h
@@ -49,7 +49,7 @@ int32_t* taosGetErrno();
 #define TSDB_CODE_RPC_TIMEOUT                   TAOS_DEF_ERROR_CODE(0, 0x0019)
 
 //common & util
-#define TSDB_CODE_TIME_UNSYNCED                 TAOS_DEF_ERROR_CODE(0, 0x0013) 
+#define TSDB_CODE_TIME_UNSYNCED                 TAOS_DEF_ERROR_CODE(0, 0x0013)
 #define TSDB_CODE_APP_NOT_READY                 TAOS_DEF_ERROR_CODE(0, 0x0014)
 
 #define TSDB_CODE_OPS_NOT_SUPPORT               TAOS_DEF_ERROR_CODE(0, 0x0100)
@@ -222,7 +222,7 @@ int32_t* taosGetErrno();
 #define TSDB_CODE_MND_INVALID_DB_OPTION         TAOS_DEF_ERROR_CODE(0, 0x0382)
 #define TSDB_CODE_MND_INVALID_DB                TAOS_DEF_ERROR_CODE(0, 0x0383)
 #define TSDB_CODE_MND_TOO_MANY_DATABASES        TAOS_DEF_ERROR_CODE(0, 0x0385)
-#define TSDB_CODE_MND_DB_NOT_EXIST              TAOS_DEF_ERROR_CODE(0, 0x0388) 
+#define TSDB_CODE_MND_DB_NOT_EXIST              TAOS_DEF_ERROR_CODE(0, 0x0388)
 #define TSDB_CODE_MND_INVALID_DB_ACCT           TAOS_DEF_ERROR_CODE(0, 0x0389)
 #define TSDB_CODE_MND_DB_OPTION_UNCHANGED       TAOS_DEF_ERROR_CODE(0, 0x038A)
 #define TSDB_CODE_MND_DB_INDEX_NOT_EXIST        TAOS_DEF_ERROR_CODE(0, 0x038B)
@@ -433,7 +433,7 @@ int32_t* taosGetErrno();
 #define TSDB_CODE_TQ_NO_DISK_PERMISSIONS        TAOS_DEF_ERROR_CODE(0, 0x0A03)
 #define TSDB_CODE_TQ_FILE_CORRUPTED             TAOS_DEF_ERROR_CODE(0, 0x0A04)
 #define TSDB_CODE_TQ_OUT_OF_MEMORY              TAOS_DEF_ERROR_CODE(0, 0x0A05)
-#define TSDB_CODE_TQ_FILE_ALREADY_EXISTS        TAOS_DEF_ERROR_CODE(0, 0x0A06) 
+#define TSDB_CODE_TQ_FILE_ALREADY_EXISTS        TAOS_DEF_ERROR_CODE(0, 0x0A06)
 #define TSDB_CODE_TQ_FAILED_TO_CREATE_DIR       TAOS_DEF_ERROR_CODE(0, 0x0A07)
 #define TSDB_CODE_TQ_META_NO_SUCH_KEY           TAOS_DEF_ERROR_CODE(0, 0x0A08)
 #define TSDB_CODE_TQ_META_KEY_NOT_IN_TXN        TAOS_DEF_ERROR_CODE(0, 0x0A09)
@@ -490,7 +490,7 @@ int32_t* taosGetErrno();
 #define TSDB_CODE_PAR_WRONG_NUMBER_OF_SELECT    TAOS_DEF_ERROR_CODE(0, 0x2609)
 #define TSDB_CODE_PAR_GROUPBY_LACK_EXPRESSION   TAOS_DEF_ERROR_CODE(0, 0x260A)
 #define TSDB_CODE_PAR_NOT_SELECTED_EXPRESSION   TAOS_DEF_ERROR_CODE(0, 0x260B)
-#define TSDB_CODE_PAR_NOT_SINGLE_GROUP          TAOS_DEF_ERROR_CODE(0, 0x260C) 
+#define TSDB_CODE_PAR_NOT_SINGLE_GROUP          TAOS_DEF_ERROR_CODE(0, 0x260C)
 #define TSDB_CODE_PAR_TAGS_NOT_MATCHED          TAOS_DEF_ERROR_CODE(0, 0x260D)
 #define TSDB_CODE_PAR_INVALID_TAG_NAME          TAOS_DEF_ERROR_CODE(0, 0x260E)
 #define TSDB_CODE_PAR_NAME_OR_PASSWD_TOO_LONG   TAOS_DEF_ERROR_CODE(0, 0x2610)
diff --git a/source/libs/parser/src/parTranslater.c b/source/libs/parser/src/parTranslater.c
index 09847feb4db8842a908a536b404371a76a0858eb..8a1d8763bfc129b5c7182ae6e6d582e630bfd284 100644
--- a/source/libs/parser/src/parTranslater.c
+++ b/source/libs/parser/src/parTranslater.c
@@ -2594,8 +2594,13 @@ static int32_t getQueryTimeRange(STranslateContext* pCxt, SNode* pWhere, STimeWi
   return code;
 }
 
-static int32_t checkFill(STranslateContext* pCxt, SFillNode* pFill, SValueNode* pInterval) {
+static int32_t checkFill(STranslateContext* pCxt, SFillNode* pFill, SValueNode* pInterval,
+                         bool isInterpFill) {
   if (FILL_MODE_NONE == pFill->mode) {
+    if (isInterpFill) {
+      return generateSyntaxErrMsgExt(&pCxt->msgBuf, TSDB_CODE_PAR_WRONG_VALUE_TYPE, "Unsupported fill type");
+    }
+
     return TSDB_CODE_SUCCESS;
   }
 
@@ -2635,7 +2640,7 @@ static int32_t translateFill(STranslateContext* pCxt, SSelectStmt* pSelect, SInt
   }
 
   ((SFillNode*)pInterval->pFill)->timeRange = pSelect->timeRange;
-  return checkFill(pCxt, (SFillNode*)pInterval->pFill, (SValueNode*)pInterval->pInterval);
+  return checkFill(pCxt, (SFillNode*)pInterval->pFill, (SValueNode*)pInterval->pInterval, false);
 }
 
 static int64_t getMonthsFromTimeVal(int64_t val, int32_t fromPrecision, char unit) {
@@ -2864,7 +2869,7 @@ static int32_t translateInterpFill(STranslateContext* pCxt, SSelectStmt* pSelect
     code = getQueryTimeRange(pCxt, pSelect->pRange, &(((SFillNode*)pSelect->pFill)->timeRange));
   }
   if (TSDB_CODE_SUCCESS == code) {
-    code = checkFill(pCxt, (SFillNode*)pSelect->pFill, (SValueNode*)pSelect->pEvery);
+    code = checkFill(pCxt, (SFillNode*)pSelect->pFill, (SValueNode*)pSelect->pEvery, true);
   }
 
   return code;