Startup failed

Tiny Tiny RSS was unable to start properly. This usually means a misconfiguration or an incomplete upgrade. Please fix errors indicated by the following messages:

Please set SELF_URL_PATH to the correct value detected for your server: https://haij.eu.org/tt-rss/

You might want to check tt-rss wiki or the forums for more information. Please search the forums before creating new topic for your question.

Exception while creating PDO object:SQLSTATE[08006] [7] could not connect to server: Connection refused
	Is the server running on host "localhost" (::1) and accepting
	TCP/IP connections on port 5432?
could not connect to server: Connection refused
	Is the server running on host "localhost" (127.0.0.1) and accepting
	TCP/IP connections on port 5432?