[Help] Disconnect Problem with Server

[Wizz]

I have made a server and whenever i get in, it disconnects me right away
Can anyone tell me how to fix this?

 

[BlackEye]

Version of server?

 

[Wizz]

Version 1.2

 

[BlackEye]

Check all places where need to write IP!
Maby somwhere you forget to write IP! Or write,wut incorrect!

 

[Wizz]

I got all the IP
I cannot find the port
Where can i find it?

 

[kirka121]

router -> open 55901, 44405, 55903/55919, 80