I cannot authorize my account

I cannot authorize my account

Niklas: for what datasource?

giving me internal error

Niklas: ok, checking here

when I click on authorize to facebook

Niklas: it should work in 1min again

Internal Server Error
The server encountered an internal error and was unable to complete your request. Either the server is overloaded or there is an error in the application.
this is the message I received
now is giving 502 Bad Gateway