指導的ヒント-サーバーは閉じています: a23note
Connection to localhost:5432 refused. Check that the hostname and port are correct and that the postmaster is accepting TCP/IP | Support Center
postgresql - could not connect to server: Connection refused Is the server running on host "127.0.0.1" and accepting TCP/IP connections on port 5432? - Ask Ubuntu
Amazon RDS PostgreSQL not accepting TCP connections on port 5432 - Stack Overflow
amazon web services - Is the server running on host accepting TCP/IP connections on port 5432? - Stack Overflow
networking - unable to connect to public postgresql rds instance - Server Fault
Is the server running on host "localhost" (::1) and accepting TCP/IP connections on port 5432 - YouTube
Problem with PostgreSQL database connection - Techyv.com
django - Unable to connect to server: PgAdmin 4 - Stack Overflow
Connecting to RDS from Local over TCP (Operation timed out) | by Justin Ross | Drover Publications | Medium
Connection Refused , not accepting TCP/IP connections on port 5432 - RaGEZONE - MMO development community
TCP/IP connections on port 5432
pgAdmin does not connect to postgres · Issue #6 · khezen/compose-postgres · GitHub
Install Server 3.9.156 fails with DB Error
Railsで「TCP/IP connections on port 5432」のエラーが出てサイトが見られない。 - Qiita
Connection to localhost:5432 refused. Check that the hostname and port are correct and that the postmaster is accepting TCP/IP | Support Center
could not connect to server: Connection refused (0x0000274D/10061)-码迷移动版-m.mamicode.com
Postgres connection to server at "localhost" (::1), port 5432 failed: Connection refused (Solved) - YouTube
pgAdmin4 外部からの接続エラー 原因と対処: a23note
PostgreSQL: very difficult to install in windows 8 64 bit
linux - Postgresql: Connection refused Is the server running on host "127.0.01" (127.0.0.1) and accepting TCP/IP connections on port 5432? - Stack Overflow
Solved: Connecting JIRA to Postgresql
postgresql - could not connect to server: Connection refused Is the server running on host "127.0.0.1" and accepting TCP/IP connections on port 5432? - Ask Ubuntu
postgres Connection: Error - Connection refused - Cloudera Community - 198394
python - Is the server running on host "localhost" and accepting TCP/IP connections on port 5432? & raise HaltServer(reason, self.WORKER_BOOT_ERROR) - Stack Overflow
the pgadmin4 server could not contacted
tomcat - server not listening on port 5432 - Server Fault
