Nacos offline service times error errcode: 500

caused: errCode: 500, errMsg: do metadata operation failed ;caused: com.alibaba.nacos.consistency.exception.ConsistencyException: com.alibaba.nacos.core.distributed.raft.exception.NoLeaderException: The Raft Group [naming_instance_metadata] did not find the Leader node;caused: com.alibaba.nacos.core.distributed.raft.exception.NoLeaderException: The Raft Group [naming_instance_metadata] did not find the Leader node;

solve :
It roughly means registered Ip What a mess . This is a problem ,

1. Stop first nacos,

2. Delete data In the catalog protocol Folder ,

3. restart . solve