diff --git a/source/libs/index/src/indexFilter.c b/source/libs/index/src/indexFilter.c
index 21aeaba70bb02f6f44c2fc6d40d07515201ee25a..75844ce76f1cb50d6847709309dae1ed3f77bf70 100644
--- a/source/libs/index/src/indexFilter.c
+++ b/source/libs/index/src/indexFilter.c
@@ -255,6 +255,13 @@ static int32_t sifInitOperParams(SIFParam **params, SOperatorNode *node, SIFCtx
   if (node->opType == OP_TYPE_JSON_GET_VALUE) {
     return code;
   }
+  if ((node->pLeft != NULL && nodeType(node->pLeft) == QUERY_NODE_COLUMN) &&
+      (node->pRight != NULL && nodeType(node->pRight) == QUERY_NODE_VALUE)) {
+    SColumnNode *cn = (SColumnNode *)(node->pLeft);
+    if (cn->node.resType.type == TSDB_DATA_TYPE_JSON) {
+      SIF_ERR_RET(TSDB_CODE_QRY_INVALID_INPUT);
+    }
+  }
   SIFParam *paramList = taosMemoryCalloc(nParam, sizeof(SIFParam));
 
   if (NULL == paramList) {
diff --git a/source/libs/transport/src/thttp.c b/source/libs/transport/src/thttp.c
index 935f536a9021cc26ea950dd161655a6b6b1e9bef..98e0b8f9c93b61703787e7b7d4e91f86f1084358 100644
--- a/source/libs/transport/src/thttp.c
+++ b/source/libs/transport/src/thttp.c
@@ -23,6 +23,7 @@
 
 
 #define HTTP_RECV_BUF_SIZE 1024
+
 typedef struct SHttpClient {
   uv_connect_t conn;
   uv_tcp_t     tcp;
@@ -143,9 +144,9 @@ static void clientAllocBuffCb(uv_handle_t *handle, size_t suggested_size, uv_buf
 static void clientRecvCb(uv_stream_t* handle, ssize_t nread, const uv_buf_t *buf) {
   SHttpClient* cli = handle->data; 
   if (nread < 0) {
-    uError("http-report read error:%s", uv_err_name(nread));
+    uError("http-report recv error:%s", uv_err_name(nread));
   } else {
-    uTrace("http-report succ to read %d bytes, just ignore it", nread);
+    uTrace("http-report succ to recv %d bytes, just ignore it", nread);
   }
   uv_close((uv_handle_t*)&cli->tcp, clientCloseCb);
 } 
diff --git a/source/libs/transport/src/transSvr.c b/source/libs/transport/src/transSvr.c
index 6dd9481b95bf5d8b7f032cbbdd7404f88d88427c..207b967923fad439ed043a71752d127bac13934c 100644
--- a/source/libs/transport/src/transSvr.c
+++ b/source/libs/transport/src/transSvr.c
@@ -276,14 +276,16 @@ void uvOnRecvCb(uv_stream_t* cli, ssize_t nread, const uv_buf_t* buf) {
       while (transReadComplete(pBuf)) {
         tTrace("%s conn %p alread read complete packet", transLabel(pTransInst), conn);
         if (true == pBuf->invalid || false == uvHandleReq(conn)) {
-          tError("%s conn %p read invalid packet, dst: %s, srv: %s", transLabel(pTransInst), conn, conn->dst, conn->src);
+          tError("%s conn %p read invalid packet, received from %s, local info:%s", transLabel(pTransInst), conn,
+                 conn->dst, conn->src);
           destroyConn(conn, true);
           return;
         }
       }
       return;
     } else {
-      tError("%s conn %p read invalid packet, exceed limit", transLabel(pTransInst), conn);
+      tError("%s conn %p read invalid packet, exceed limit, received from %s, local info:", transLabel(pTransInst),
+             conn, conn->dst, conn->src);
       destroyConn(conn, true);
       return;
     }
@@ -649,7 +651,7 @@ void uvOnAcceptCb(uv_stream_t* stream, int status) {
 
     pObj->workerIdx = (pObj->workerIdx + 1) % pObj->numOfThreads;
 
-    tTrace("new conntion accepted by main server, dispatch to %dth worker-thread", pObj->workerIdx);
+    tTrace("new connection accepted by main server, dispatch to %dth worker-thread", pObj->workerIdx);
 
     uv_write2(wr, (uv_stream_t*)&(pObj->pipe[pObj->workerIdx][0]), &buf, 1, (uv_stream_t*)cli, uvOnPipeWriteCb);
   } else {