diff --git a/internal/rpc/services/service_node.go b/internal/rpc/services/service_node.go
index db829471..68ba9e3f 100644
--- a/internal/rpc/services/service_node.go
+++ b/internal/rpc/services/service_node.go
@@ -33,7 +33,7 @@ type NodeVersionCache struct {
 	CacheMap map[int64]*utils.CacheMap // version => map
 }
 
-var nodeVersionCacheMap = map[int64]*NodeVersionCache{} // [cluster_id]_[version] => cache
+var nodeVersionCacheMap = map[int64]*NodeVersionCache{} // [cluster_id] =>  { [version] => cache }
 var nodeVersionCacheLocker = &sync.Mutex{}
 
 // NodeService 边缘节点相关服务
@@ -1582,6 +1582,10 @@ func (this *NodeService) findClusterCacheMap(clusterId int64, version int64) *ut
 	nodeVersionCacheLocker.Lock()
 	defer nodeVersionCacheLocker.Unlock()
 
+	if version == 0 {
+		return utils.NewCacheMap()
+	}
+
 	cache, ok := nodeVersionCacheMap[clusterId]
 	if ok {
 		cacheMap, ok := cache.CacheMap[version]