fantiq

you can use method `addPingListener` ``` SocketIOServer server = new SocketIOServer(config); server.addPingListener(client -> log.info(client.getSessionId())); ```

@Stellar1999 can u assign to me ? i will solve it

in `AbstractRegistryFactory#getRegistry`, if `NacosConnectionManager#createNamingService` throw Exception `IllegalStateException` and set `registry.check = false`，the variable `registry` will return `null`. maybe it can throw an Exception such as `RegistryCreateFailException` instead of return `null`....

> > in `AbstractRegistryFactory#getRegistry`, if `NacosConnectionManager#createNamingService` throw Exception `IllegalStateException` and set `registry.check = false`，the variable `registry` will return `null`. maybe it can throw an Exception such as `RegistryCreateFailException` instead of...

> > > > in `AbstractRegistryFactory#getRegistry`, if `NacosConnectionManager#createNamingService` throw Exception `IllegalStateException` and set `registry.check = false`，the variable `registry` will return `null`. maybe it can throw an Exception such as `RegistryCreateFailException`...

Hi @RainYuY , some suggestion please. The reason for the issue #15003 are as follows: when application starting , the registry client will create and it will check the connection...

> Has this problem been solved? Thank you! HI @poazy , it may not be dubbo' bug. This may be caused by requesting an empty body. you can use `curl`...

@huangqy17 If you don't want to receive the NPE, you can add this config: `dubbo.registries.${id}.parameters=[{nacos.check:false}]`

HI @paxxie2 @oxsean i noticed this issue hasn't been update in a while, is it still in progress? or would some help be needed?

Hi @zrlw . I'd like to continue developing this issue, can u assign it to me?