I am closing this thread because it does not help to solve issues.
I was able to solve most of the issues that comes with me with details. Reasons include wrong server config, vpn service provider bug, ddns issue, UI related bugs, vpn cascading not supported in old firmware etc.
For more info pls refer to 4.x Wireguard REKEY-TIMEOUT troubleshooting
If you have issues of Wireguard connection, please
- Read the agove post
- Open your own thread with details.