diff --git a/src/sync/src/syncRetrieve.c b/src/sync/src/syncRetrieve.c
index 097e4c8e81b889f5cb60e0ffc310c5e1421a2d26..153886102e807b9fe161585705691ff92b4186a0 100644
--- a/src/sync/src/syncRetrieve.c
+++ b/src/sync/src/syncRetrieve.c
@@ -143,10 +143,10 @@ static int32_t syncRetrieveFile(SSyncPeer *pPeer) {
     // if sync is not required, continue
     if (fileAck.sync == 0) {
       fileInfo.index++;
-      sDebug("%s, %s is the same", pPeer->id, fileInfo.name);
+      sDebug("%s, %s is the same, fver:%" PRIu64, pPeer->id, fileInfo.name, fileInfo.fversion);
       continue;
     } else {
-      sDebug("%s, %s will be sent", pPeer->id, fileInfo.name);
+      sDebug("%s, %s will be sent, fver:%" PRIu64, pPeer->id, fileInfo.name, fileInfo.fversion);
     }
 
     // get the full path to file
@@ -328,7 +328,8 @@ static int32_t syncProcessLastWal(SSyncPeer *pPeer, char *wname, int64_t index)
     // if bytes > 0, file is updated, or fversion is not reached but file still open, read again
     once = 1;
     offset += bytes;
-    sDebug("%s, continue retrieve last wal, bytes:%d offset:%" PRId64, pPeer->id, bytes, offset);
+    sDebug("%s, continue retrieve last wal, bytes:%d offset:%" PRId64 " sver:%" PRIu64 " fver:%" PRIu64, pPeer->id,
+           bytes, offset, pPeer->sversion, fversion);
   }
 
   return -1;
diff --git a/src/vnode/src/vnodeWrite.c b/src/vnode/src/vnodeWrite.c
index b65251508d0667459d1e148c3d2c58a79c0fb215..cd05248877af9b4a5d0ea1a865c749ddd42ed0ad 100644
--- a/src/vnode/src/vnodeWrite.c
+++ b/src/vnode/src/vnodeWrite.c
@@ -90,7 +90,10 @@ int32_t vnodeProcessWrite(void *vparam, void *wparam, int32_t qtype, void *rpara
 
   // write into WAL
   code = walWrite(pVnode->wal, pHead);
-  if (code < 0) return code;
+  if (code < 0) {
+    vError("vgId:%d, hver:%" PRIu64 " vver:%" PRIu64 " code:0x%x", pVnode->vgId, pHead->version, pVnode->version, code);
+    return code;
+  }
 
   pVnode->version = pHead->version;