Ping failed in MysqlValidConnectionChecker in JBoss/MySQL-ConnectorJ Combination

Today I was battling an issue for some of my colleagues. They were getting this exception from JBoss/Mysql ConnectorJ driver: java.sql.SQLException: Ping failed: java.lang.IllegalArgumentException: object is not an instance of declaring class in the JBoss console. A look at the stacktrace told me, that it was coming from inside the method com.mysql.jdbc.integration.jboss.MysqlValidConnectionChecker.isValidConnection, so naturally, I [...]

April 11, 2008 В· polesen В· 7 Comments
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