I think it should be MYSQL_USER instead of MYSQL_USERNAME as environment variable name in the Keycloak configuration. Regards, Michael On 2017-11-24, 10:00, &quot;keycloak-user-bounces(a)lists.jboss.org on behalf of Steve Short" <keycloak-user-bounces(a)lists.jboss.org on behalf of Steve.Short(a)clearswift.com&gt; wrote: Your compose file worked fine for me as a version 1 compose file once I took out the version, service and depends-on. What are the version of your docker-compose and docker? Rgds Steve -----Original Message----- From: keycloak-user-bounces(a)lists.jboss.org [mailto:keycloak-user-bounces@lists.jboss.org] On Behalf Of juanignacioborda(a)gmail.com Sent: 23 November 2017 14:35 To: keycloak-user(a)lists.jboss.org Subject: [keycloak-user] Help with docker compose Hi there I'm having some issues setting up a docker-compose file my file is as folows: version: "3" services: ########################### ##### Mysql server DB #### ########################### mysql: image: mysql:5 environment: MYSQL_ROOT_PASSWORD: developer MYSQL_DATABASE: keycloack MYSQL_USER: keycloak MYSQL_PASSWORD: developer volumes: - ./backups:/backups ############################### ##### KEYCLOAK server #### ############################### server: image: jboss/keycloak depends_on: - mysql ports: - "9081:8080" environment: DB_VENDOR: MYSQL MYSQL_DATABASE: keycloak MYSQL_USERNAME: root MYSQL_PASSWORD: developer KEYCLOAK_USER: admin KEYCLOAK_PASSWORD: keycloak VIRTUAL_HOST: keycloack.lab links: - mysql:mysql But server refuses to start and throw db cant connect errors Any help would be very appreciated Thanks! _______________________________________________ keycloak-user mailing list keycloak-user(a)lists.jboss.org https://lists.jboss.org/mailman/listinfo/keycloak-user This e-mail and any files transmitted with it are strictly confidential, may be privileged and are intended only for use by the addressee unless otherwise indicated. If you are not the intended recipient any use, dissemination, printing or copying is strictly prohibited and may be unlawful. If you have received this e-mail in error, please delete it immediately and contact the sender as soon as possible. Clearswift cannot be held liable for delays in receipt of an email or any errors in its content. Clearswift accepts no responsibility once an e-mail and any attachments leave us. Unless expressly stated, opinions in this message are those of the individual sender and not of Clearswift. This email message has been inspected by Clearswift for inappropriate content and security threats. To find out more about Clearswift’s solutions please visit www.clearswift.com _______________________________________________ keycloak-user mailing list keycloak-user(a)lists.jboss.org https://lists.jboss.org/mailman/listinfo/keycloak-user