topic Re: Detected both log4j-over-slf4j.jar AND slf4j-log4j12.jar on the class path. in Alfresco Archive https://connect.hyland.com/t5/alfresco-archive/detected-both-log4j-over-slf4j-jar-and-slf4j-log4j12-jar-on-the/m-p/178065#M131195 <HTML><HEAD></HEAD><BODY><SPAN>Well, upgrade the Spring-boot version from 1.20.RC1 to 1.20.RC2 ,this issue go away.</SPAN></BODY></HTML> Sun, 04 Jan 2015 14:09:29 GMT smartkit 2015-01-04T14:09:29Z Detected both log4j-over-slf4j.jar AND slf4j-log4j12.jar on the class path. https://connect.hyland.com/t5/alfresco-archive/detected-both-log4j-over-slf4j-jar-and-slf4j-log4j12-jar-on-the/m-p/178064#M131194 Hi,I am trying "mvn clean install" the "Activiti-5.17-snapshot" under "Spring-boot" archetype, the jar repackaged successfully. Then "docker build -t &lt;Docker image id&gt; ." successfully. While after running "docker run -p 8082:8082 &lt;Docker image id&gt;", the MVN console thrown: "Detected both Sun, 04 Jan 2015 05:31:40 GMT https://connect.hyland.com/t5/alfresco-archive/detected-both-log4j-over-slf4j-jar-and-slf4j-log4j12-jar-on-the/m-p/178064#M131194 smartkit 2015-01-04T05:31:40Z Re: Detected both log4j-over-slf4j.jar AND slf4j-log4j12.jar on the class path. https://connect.hyland.com/t5/alfresco-archive/detected-both-log4j-over-slf4j-jar-and-slf4j-log4j12-jar-on-the/m-p/178065#M131195 <HTML><HEAD></HEAD><BODY><SPAN>Well, upgrade the Spring-boot version from 1.20.RC1 to 1.20.RC2 ,this issue go away.</SPAN></BODY></HTML> Sun, 04 Jan 2015 14:09:29 GMT https://connect.hyland.com/t5/alfresco-archive/detected-both-log4j-over-slf4j-jar-and-slf4j-log4j12-jar-on-the/m-p/178065#M131195 smartkit 2015-01-04T14:09:29Z