diff --git a/source/dnode/mnode/impl/src/mndStb.c b/source/dnode/mnode/impl/src/mndStb.c
index c7a89945f8..e084710e25 100644
--- a/source/dnode/mnode/impl/src/mndStb.c
+++ b/source/dnode/mnode/impl/src/mndStb.c
@@ -270,13 +270,12 @@ static int32_t mndStbActionInsert(SSdb *pSdb, SStbObj *pStb) {
 
 static int32_t mndStbActionDelete(SSdb *pSdb, SStbObj *pStb) {
   mTrace("stb:%s, perform delete action, row:%p", pStb->name, pStb);
+  taosArrayDestroy(pStb->pFuncs);
   taosMemoryFreeClear(pStb->pColumns);
   taosMemoryFreeClear(pStb->pTags);
   taosMemoryFreeClear(pStb->comment);
-  taosMemoryFreeClear(pStb->pFuncs);
   taosMemoryFreeClear(pStb->pAst1);
   taosMemoryFreeClear(pStb->pAst2);
-  taosArrayDestroy(pStb->pFuncs);
   return 0;
 }
 
@@ -798,6 +797,7 @@ static int32_t mndCreateStb(SMnode *pMnode, SRpcMsg *pReq, SMCreateStbReq *pCrea
 
 _OVER:
   mndTransDrop(pTrans);
+  mndStbActionDelete(pMnode->pSdb, &stbObj);
   return code;
 }
 
diff --git a/tests/script/tsim/valgrind/basic1.sim b/tests/script/tsim/valgrind/basic1.sim
index c599263b5a..adcc92594b 100644
--- a/tests/script/tsim/valgrind/basic1.sim
+++ b/tests/script/tsim/valgrind/basic1.sim
@@ -32,12 +32,30 @@ sql create dnode $hostname port 7200
 sql drop dnode 2
 sql alter dnode 1 'debugflag 143'
 
-print =============== step4: create alter drop show database
-sql create database db vgroups 1
-sql show databases
-sql show db.vgroups
-sql drop database db
+print =============== step4: create show database
+sql create database d1 vgroups 1
 sql show databases
+sql show d1.vgroups
+
+print =============== step5: create show stable
+sql create table if not exists stb (ts timestamp, c1 int, c2 float, c3 double) tags (t1 int unsigned)
+sql show stables
+if $rows != 1 then 
+  return -1
+endi
+
+
+goto _OVER
+print =============== step6: create show table
+sql create table ct1 using stb tags(1000)
+sql show tables
+if $rows != 1 then 
+  return -1
+endi
+
+print =============== step7: insert data
+
+print =============== step7: select data
 
 _OVER:
 system sh/exec.sh -n dnode1 -s stop -x SIGINT
diff --git a/tests/script/tsim/valgrind/basic2.sim b/tests/script/tsim/valgrind/basic2.sim
index ab25b7e0b7..8781acd698 100644
--- a/tests/script/tsim/valgrind/basic2.sim
+++ b/tests/script/tsim/valgrind/basic2.sim
@@ -20,6 +20,8 @@ endi
 
 print =============== step2: create db
 sql create database db vgroups 1
+sql use db
+sql create table if not exists stb (ts timestamp, c1 int, c2 float, c3 double) tags (t1 int unsigned)
 
 _OVER:
 system sh/exec.sh -n dnode1 -s stop -x SIGINT
diff --git a/tests/script/tsim/valgrind/checkError2.sim b/tests/script/tsim/valgrind/checkError2.sim
index 355685febc..b3d57d7fdb 100644
--- a/tests/script/tsim/valgrind/checkError2.sim
+++ b/tests/script/tsim/valgrind/checkError2.sim
@@ -29,7 +29,7 @@ print ----> start to check if there are ERRORS in vagrind log file for each dnod
 system_content sh/checkValgrind.sh -n dnode1 
 
 print cmd return result ----> [ $system_content ]
-if $system_content <= 10 then
+if $system_content <= 8 then
   return 0
 endi