diff --git a/pkg/compute/models/dbinstances.go b/pkg/compute/models/dbinstances.go
index 395bbeb12e..77067fcfcd 100644
--- a/pkg/compute/models/dbinstances.go
+++ b/pkg/compute/models/dbinstances.go
@@ -1287,6 +1287,13 @@ func (manager *SDBInstanceManager) SyncDBInstances(ctx context.Context, userCred
 		return nil, nil, syncResult
 	}
 
+	for i := range dbInstances {
+		if taskman.TaskManager.IsInTask(&dbInstances[i]) {
+			syncResult.Error(fmt.Errorf("dbInstance %s(%s)in task", dbInstances[i].Name, dbInstances[i].Id))
+			return nil, nil, syncResult
+		}
+	}
+
 	removed := make([]SDBInstance, 0)
 	commondb := make([]SDBInstance, 0)
 	commonext := make([]cloudprovider.ICloudDBInstance, 0)
diff --git a/pkg/compute/models/elasticcache_instances.go b/pkg/compute/models/elasticcache_instances.go
index dad58aa407..4c9251e00c 100644
--- a/pkg/compute/models/elasticcache_instances.go
+++ b/pkg/compute/models/elasticcache_instances.go
@@ -448,6 +448,13 @@ func (manager *SElasticcacheManager) SyncElasticcaches(ctx context.Context, user
 		return nil, nil, syncResult
 	}
 
+	for i := range dbInstances {
+		if taskman.TaskManager.IsInTask(&dbInstances[i]) {
+			syncResult.Error(fmt.Errorf("ElasticCacheInstance %s(%s)in task", dbInstances[i].Name, dbInstances[i].Id))
+			return nil, nil, syncResult
+		}
+	}
+
 	removed := make([]SElasticcache, 0)
 	commondb := make([]SElasticcache, 0)
 	commonext := make([]cloudprovider.ICloudElasticcache, 0)
diff --git a/pkg/compute/models/loadbalancers.go b/pkg/compute/models/loadbalancers.go
index 62d9fe1bf8..2b6eb8be55 100644
--- a/pkg/compute/models/loadbalancers.go
+++ b/pkg/compute/models/loadbalancers.go
@@ -706,6 +706,13 @@ func (man *SLoadbalancerManager) SyncLoadbalancers(ctx context.Context, userCred
 		return nil, nil, syncResult
 	}
 
+	for i := range dbLbs {
+		if taskman.TaskManager.IsInTask(&dbLbs[i]) {
+			syncResult.Error(fmt.Errorf("loadbalancer %s(%s)in task", dbLbs[i].Name, dbLbs[i].Id))
+			return nil, nil, syncResult
+		}
+	}
+
 	removed := []SLoadbalancer{}
 	commondb := []SLoadbalancer{}
 	commonext := []cloudprovider.ICloudLoadbalancer{}