JPA's persistence.xml is deployed before datasources are created through application.xml ---------------------------------------------------------------------------------------- Key: WFLY-6099 URL: https://issues.jboss.org/browse/WFLY-6099 Project: WildFly Issue Type: Bug Affects Versions: 10.0.0.Final Reporter: Renann Prado Assignee: Jason Greene Attachments: server_with_mysql_driver.log Please refer to discussion https://developer.jboss.org/thread/267371