【异常】Nacos报错Caused by: com.alibaba.nacos.api.exception.NacosException: unknown user!

1. Error content

Caused by: com.alibaba.nacos.api.exception.NacosException: unknown user!
	at com.alibaba.nacos.client.naming.remote.gprc.NamingGrpcClientProxy.requestToServer(NamingGrpcClientProxy.java:280)
	... 46 common frames omitted

2. Error description

It is caused by missing username + password, just add it

Three, error resolution

The reference is as follows

# Nacos config for discovery
spring.cloud.nacos.discovery.server-addr=IP地址:端口号
spring.cloud.nacos.discovery.username=账号名
spring.cloud.nacos.discovery.password=密码
spring.cloud.nacos.discovery.namespace=discovery

# Nacos config for rule
nacos.server-addr=IP地址:端口号
nacos.username=账号名
nacos.password=密码