diff --git a/src/tsdb/src/tsdbSync.c b/src/tsdb/src/tsdbSync.c
index 88ab973f5ed85589996b2a90018036a51df48897..6b8483e4a66df75db529b05db9a29e800e01427a 100644
--- a/src/tsdb/src/tsdbSync.c
+++ b/src/tsdb/src/tsdbSync.c
@@ -549,7 +549,7 @@ static int32_t tsdbSyncSendDFileSet(SSyncH *pSynch, SDFileSet *pSet) {
   bool toSend = false;
 
   if (tsdbSendDFileSetInfo(pSynch, pSet) < 0) {
-    tsdbError("vgId:%d, failed to send fileset:%d info since %s", REPO_ID(pRepo), pSet->fid, tstrerror(terrno));
+    tsdbError("vgId:%d, failed to send fileset:%d info since %s", REPO_ID(pRepo), pSet ? pSet->fid : -1, tstrerror(terrno));
     return -1;
   }