Server Error (500) When trying to access panel using ip address

Server Error (500) When trying to access panel using ip address. please tell me how to resolve this. On hosted website error showing as could not connect.

solved !

How you solved,please?

restart mariadb @Roden

Access SSH: OK but
When I trying to access panel using ip address: 8090
I got error:
500
Internal Server Error
An internal server error has occured.
Maybe helpme please