[ERROR] Failed to execute goal org.apache.maven.plugins:maven-war-plugin:2.1.1:w ar (default-war) on project core-module: Error assembling WAR: webxml attribute is required (or pre-existing WEB-INF/web.xml if executing in update mode) -> [He lp 1]
[ERROR] Failed to execute goal org.apache.maven.plugins:maven-war-plugin:2.1.1:w ar (default-war) on project core-module: Error assembling WAR: webxml attribute is required (or pre-existing WEB-INF/web.xml if executing in update mode) -> [He lp 1]