Recently While importing one Maven project into Eclipse(Juno, m2e plug-ins is already installed in Eclipse). I was getting one error in project : maven-dependency-plugin (goals “copy-dependencies”, “unpack”) is not supported by m2e      Reason:  Eclipse m2e does not support execution, by copying the below code in the build tag resolve the issue.   Example:   <build>    <COPY_CODE_HERE>   </build>    Code :      < pluginManagement >      < plugins >       <!--This plugin's configuration is used to store Eclipse m2e settings         only. It has no influence on the Maven build itself. -->       < plugin >        < groupId > org.eclipse.m2e </ groupId >        < artifactId > lifecycle-mapping </ artifactId >        < version > 1.0.0 </ version >        < configuration >         < lifecycleMappingMetadata >          < pluginExecutions >              < pluginExecution >            <...