WebMay 11, 2024 · 1 solution Solution 1 try this (assuming you have default port number for mysql). Class.forName ( "com.mysql.jdbc.Driver" ); Connection con = DriverManager.getConnection ( "jdbc:mysql://localhost:3306/dblabor", "root", "root" ); System. out .println ( "Connection successful" ); Posted 11-May-18 17:35pm ThilinaMD Comments WebJun 22, 2015 · 1. I am facing a Exception during keep alive check, that means the connection (com.mysql.jdbc.JDBC4Connection@5d8f3404) must be dead. …
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WebJun 1, 2024 · Solved Hikaricp : Communications link failure Discussion in ' BungeeCord Plugin Development ' started by delmath, May 28, 2024 . delmath Hello, I have a problem with hikaricp, on an old project I used hikaricp 3.2 with java 8 but my host updated java to current version and my last project stopped working. WebFeb 22, 2024 · chinmaya commented on Feb 22, 2024. HikariCP is reporting "Connection is not available" error, and this is failing all the following database calls. After a closer look … imd global family business award
Solved - Hikaricp : Communications link failure - SpigotMC
WebOct 1, 2024 · Almost at deployment for my Spring Boot app and I cannot get the app to see the MySQL database when setting up through Docker Compose. Any service that does not … WebJul 31, 2014 · com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 39,036,106 milliseconds ago. The last packet... WebSep 8, 2024 · The driver has not received any packets from the server. Caused by: com.mysql.cj.exceptions.CJCommunicationsException: Communications link failure Fix/Solutions: Make sure your Database is up. Check connection to the database via DB Client or Console. Try doing telnet. imd global competitiveness report 2022