How to deploy lib.web.example.war to Tomcat

Before deploying lib.web.example.war using Tomcat Deployer, copy scala-library.jar (version 2.7.x) to Tomcat's lib subdirectory and restart Tomcat.

All other dependencies of lib.web.example.war ( itself and its dependencies - commons-io.jar, commons-codec.jar, commons-fileupload.jar) are packaged into war.