diff --git a/include/libs/transport/trpc.h b/include/libs/transport/trpc.h
index 02029a996c..c2cce3a05d 100644
--- a/include/libs/transport/trpc.h
+++ b/include/libs/transport/trpc.h
@@ -52,8 +52,8 @@ typedef struct {
   char    user[TSDB_USER_LEN];
   SRpcMsg rpcMsg;
   int32_t rspLen;
-  void   *pRsp;
-  void   *pNode;
+  void *  pRsp;
+  void *  pNode;
 } SNodeMsg;
 
 typedef struct SRpcInit {
@@ -87,7 +87,15 @@ typedef struct {
 } SRpcCtxVal;
 
 typedef struct {
-  SHashObj *args;
+  int32_t msgType;
+  void *  val;
+  int32_t len;
+  void (*free)(void *arg);
+} SRpcBrokenlinkVal;
+
+typedef struct {
+  SHashObj *        args;
+  SRpcBrokenlinkVal brokenVal;
 } SRpcCtx;
 
 int32_t rpcInit();
diff --git a/source/libs/index/src/index_fst_automation.c b/source/libs/index/src/index_fst_automation.c
index ed1ad7a374..c7f964f2ba 100644
--- a/source/libs/index/src/index_fst_automation.c
+++ b/source/libs/index/src/index_fst_automation.c
@@ -154,15 +154,7 @@ AutomationCtx* automCtxCreate(void* data, AutomationType atype) {
     // add more search type
   }
 
-  char* dst = NULL;
-  if (data != NULL) {
-    char*  src = (char*)data;
-    size_t len = strlen(src);
-    dst = (char*)calloc(1, len * sizeof(char) + 1);
-    memcpy(dst, src, len);
-  }
-
-  ctx->data = dst;
+  ctx->data = strdup((char*)data);
   ctx->type = atype;
   ctx->stdata = (void*)sv;
   return ctx;
diff --git a/source/libs/transport/inc/transComm.h b/source/libs/transport/inc/transComm.h
index 8cfde8267d..32a0cf0d54 100644
--- a/source/libs/transport/inc/transComm.h
+++ b/source/libs/transport/inc/transComm.h
@@ -277,6 +277,7 @@ void  transCtxCleanup(STransCtx* ctx);
 void  transCtxClear(STransCtx* ctx);
 void  transCtxMerge(STransCtx* dst, STransCtx* src);
 void* transCtxDumpVal(STransCtx* ctx, int32_t key);
+void* transCtxDumpBrokenlinkVal(STransCtx* ctx, int32_t* msgType);
 
 // queue sending msgs
 typedef struct {
diff --git a/source/libs/transport/src/transCli.c b/source/libs/transport/src/transCli.c
index c0ee9b9ca5..ea73e07c80 100644
--- a/source/libs/transport/src/transCli.c
+++ b/source/libs/transport/src/transCli.c
@@ -210,6 +210,9 @@ void cliHandleResp(SCliConn* conn) {
   STransConnCtx* pCtx = pMsg ? pMsg->ctx : NULL;
   if (pMsg == NULL && !CONN_NO_PERSIST_BY_APP(conn)) {
     transMsg.ahandle = transCtxDumpVal(&conn->ctx, transMsg.msgType);
+    if (transMsg.ahandle == NULL) {
+      transMsg.ahandle = transCtxDumpBrokenlinkVal(&conn->ctx, (int32_t*)&(transMsg.msgType));
+    }
   } else {
     transMsg.ahandle = pCtx ? pCtx->ahandle : NULL;
   }
@@ -282,6 +285,9 @@ void cliHandleExcept(SCliConn* pConn) {
 
     if (pMsg == NULL && !CONN_NO_PERSIST_BY_APP(pConn)) {
       transMsg.ahandle = transCtxDumpVal(&pConn->ctx, transMsg.msgType);
+      if (transMsg.ahandle == NULL) {
+        transMsg.ahandle = transCtxDumpBrokenlinkVal(&pConn->ctx, (int32_t*)&(transMsg.msgType));
+      }
     } else {
       transMsg.ahandle = pCtx ? pCtx->ahandle : NULL;
     }
diff --git a/source/libs/transport/src/transComm.c b/source/libs/transport/src/transComm.c
index 209475ca05..5684c332c0 100644
--- a/source/libs/transport/src/transComm.c
+++ b/source/libs/transport/src/transComm.c
@@ -238,12 +238,14 @@ void transCtxCleanup(STransCtx* ctx) {
     iter->free(iter->val);
     iter = taosHashIterate(ctx->args, iter);
   }
+
   taosHashCleanup(ctx->args);
 }
 
 void transCtxMerge(STransCtx* dst, STransCtx* src) {
   if (dst->args == NULL) {
     dst->args = src->args;
+    dst->brokenVal = src->brokenVal;
     src->args = NULL;
     return;
   }
@@ -275,6 +277,14 @@ void* transCtxDumpVal(STransCtx* ctx, int32_t key) {
   memcpy(ret, (char*)cVal->val, cVal->len);
   return (void*)ret;
 }
+void* transCtxDumpBrokenlinkVal(STransCtx* ctx, int32_t* msgType) {
+  char* ret = calloc(1, ctx->brokenVal.len);
+
+  memcpy(ret, (char*)(ctx->brokenVal.val), ctx->brokenVal.len);
+  *msgType = ctx->brokenVal.msgType;
+
+  return (void*)ret;
+}
 
 void transQueueInit(STransQueue* queue, void (*free)(void* arg)) {
   queue->q = taosArrayInit(2, sizeof(void*));
diff --git a/source/libs/transport/test/transUT.cc b/source/libs/transport/test/transUT.cc
index 0b1b1834df..89cb66e9cf 100644
--- a/source/libs/transport/test/transUT.cc
+++ b/source/libs/transport/test/transUT.cc
@@ -364,9 +364,12 @@ TEST_F(TransEnv, srvReleaseHandle) {
   SRpcMsg resp = {0};
   tr->SetSrvContinueSend(processReleaseHandleCb);
   // tr->Restart(processReleaseHandleCb);
-  void *handle = NULL;
+  void *  handle = NULL;
+  SRpcMsg req = {0};
   for (int i = 0; i < 1; i++) {
-    SRpcMsg req = {.handle = resp.handle, .persistHandle = 1};
+    memset(&req, 0, sizeof(req));
+    req.handle = resp.handle;
+    req.persistHandle = 1;
     req.msgType = 1;
     req.pCont = rpcMallocCont(10);
     req.contLen = 10;
@@ -378,8 +381,11 @@ TEST_F(TransEnv, srvReleaseHandle) {
 }
 TEST_F(TransEnv, cliReleaseHandleExcept) {
   SRpcMsg resp = {0};
+  SRpcMsg req = {0};
   for (int i = 0; i < 3; i++) {
-    SRpcMsg req = {.handle = resp.handle, .persistHandle = 1};
+    memset(&req, 0, sizeof(req));
+    req.handle = resp.handle;
+    req.persistHandle = 1;
     req.msgType = 1;
     req.pCont = rpcMallocCont(10);
     req.contLen = 10;
@@ -396,8 +402,10 @@ TEST_F(TransEnv, cliReleaseHandleExcept) {
 }
 TEST_F(TransEnv, srvContinueSend) {
   tr->SetSrvContinueSend(processContinueSend);
+  SRpcMsg req = {0}, resp = {0};
   for (int i = 0; i < 10; i++) {
-    SRpcMsg req = {0}, resp = {0};
+    memset(&req, 0, sizeof(req));
+    memset(&resp, 0, sizeof(resp));
     req.msgType = 1;
     req.pCont = rpcMallocCont(10);
     req.contLen = 10;
@@ -410,8 +418,10 @@ TEST_F(TransEnv, srvPersistHandleExcept) {
   tr->SetSrvContinueSend(processContinueSend);
   // tr->SetCliPersistFp(cliPersistHandle);
   SRpcMsg resp = {0};
+  SRpcMsg req = {0};
   for (int i = 0; i < 5; i++) {
-    SRpcMsg req = {.handle = resp.handle};
+    memset(&req, 0, sizeof(req));
+    req.handle = resp.handle;
     req.msgType = 1;
     req.pCont = rpcMallocCont(10);
     req.contLen = 10;
@@ -428,8 +438,10 @@ TEST_F(TransEnv, srvPersistHandleExcept) {
 TEST_F(TransEnv, cliPersistHandleExcept) {
   tr->SetSrvContinueSend(processContinueSend);
   SRpcMsg resp = {0};
+  SRpcMsg req = {0};
   for (int i = 0; i < 5; i++) {
-    SRpcMsg req = {.handle = resp.handle};
+    memset(&req, 0, sizeof(req));
+    req.handle = resp.handle;
     req.msgType = 1;
     req.pCont = rpcMallocCont(10);
     req.contLen = 10;
@@ -450,8 +462,11 @@ TEST_F(TransEnv, multiCliPersistHandleExcept) {
 TEST_F(TransEnv, queryExcept) {
   tr->SetSrvContinueSend(processRegisterFailure);
   SRpcMsg resp = {0};
+  SRpcMsg req = {0};
   for (int i = 0; i < 5; i++) {
-    SRpcMsg req = {.handle = resp.handle, .persistHandle = 1};
+    memset(&req, 0, sizeof(req));
+    req.handle = resp.handle;
+    req.persistHandle = 1;
     req.msgType = 1;
     req.pCont = rpcMallocCont(10);
     req.contLen = 10;
@@ -466,8 +481,10 @@ TEST_F(TransEnv, queryExcept) {
 }
 TEST_F(TransEnv, noResp) {
   SRpcMsg resp = {0};
+  SRpcMsg req = {0};
   for (int i = 0; i < 5; i++) {
-    SRpcMsg req = {.noResp = 1};
+    memset(&req, 0, sizeof(req));
+    req.noResp = 1;
     req.msgType = 1;
     req.pCont = rpcMallocCont(10);
     req.contLen = 10;