diff --git a/weed/shell/command_fs_verify.go b/weed/shell/command_fs_verify.go
index b30020c40..47052cca0 100644
--- a/weed/shell/command_fs_verify.go
+++ b/weed/shell/command_fs_verify.go
@@ -163,9 +163,10 @@ func (c *commandFsVerify) verifyProcessMetadata(path string, wg *sync.WaitGroup)
 					Directory: message.NewParentPath,
 					Name:      message.NewEntry.Name,
 				})
-				if strings.HasSuffix(errReq.Error(), "no entry is found in filer store") {
-					return nil
-				} else if errReq != nil {
+				if errReq != nil {
+					if strings.HasSuffix(errReq.Error(), "no entry is found in filer store") {
+						return nil
+					}
 					return errReq
 				}
 				if entryResp.Entry.Attributes.Mtime == message.NewEntry.Attributes.Mtime &&
diff --git a/weed/topology/topology_event_handling.go b/weed/topology/topology_event_handling.go
index 761649ff4..d0ecd089a 100644
--- a/weed/topology/topology_event_handling.go
+++ b/weed/topology/topology_event_handling.go
@@ -90,6 +90,11 @@ func (t *Topology) UnRegisterDataNode(dn *DataNode) {
 		vl.SetVolumeUnavailable(dn, v.Id)
 	}
 
+	// unregister ec shards when volume server disconnected
+	for _, s := range dn.GetEcShards() {
+		t.UnRegisterEcShards(s, dn)
+	}
+
 	negativeUsages := dn.GetDiskUsages().negative()
 	dn.UpAdjustDiskUsageDelta(negativeUsages)
 	dn.DeltaUpdateVolumes([]storage.VolumeInfo{}, dn.GetVolumes())