1. 异常信息
caused: errCode: 500, errMsg: do metadata operation failed ;caused: com.alibaba.nacos.consistency.exception.ConsistencyException: The Raft Group [naming_instance_metadata] did not find the Leader node;caused: The Raft Group [naming_instance_metadata] did not find the Leader node;
2. 解决方式
1、先停掉nacos
2、到nacos安装目录下，找到 protocal
3、删除protocal整个文件夹，然后重启nacos。