A(n) FlattenerError exception occurred. The accompanying message is: 'Exception while flattening: ReportableError: Cannot connect to the database server. The database library reported: connection to server at "localhost" (::1), port 5432 failed: Connection refused Is the server running on that host and accepting TCP/IP connections? connection to server at "localhost" (127.0.0.1), port 5432 failed: Connection refused Is the server running on that host and accepting TCP/IP connections? '
If you are seeing this, it is always a bug in our code or the data descriptions, and we would be extremely grateful for a report at vo@fai.kz