Hi everyone! I added checkstyle-plugin in the project according to the site - http://maven.apache.org/plugins/maven-checkstyle-plugin/examples/multi-module-config.html But I got an error: [INFO] Scanning for projects ... [ERROR] The projects in the reactor contain a cyclic reference: Edge between 'Vertex {label =' eu.stratosphere: stratosphere-dist :0.5-SNAPSHOT '}' and 'Vertex {label =' eu.stratosphere: stratosphere-core: 0.5-SNAPSHOT '}' introduces to cycle in the graph eu.stratosphere: stratosphere-core :0.5-SNAPSHOT -> eu.stratosphere: stratosphere-dist :0.5-SNAPSHOT -> eu.stratosphere: stratosphere-core: 0.5- SNAPSHOT -> [Help 1] [ERROR] Commit with the addition of plug-in - https://github.com/alexff91/stratosphere/commit/d57bd5df3be7d9eac0454627cb643d16003133e9 My configuration : Maven + Version - 3.0.4 Windows 8 64 -bit Java - 1.7.0_25 With another configurations I got: [INFO] Scanning for projects ... [ERROR] Internal error: java.lang.NullPointerException -> [Help 1] org.apache.maven.InternalErrorException: Internal error: java.lang.NullPointerException at org.apache.maven.DefaultMaven.execute (DefaultMaven.java: 167) at org.apache.maven.cli.MavenCli.execute (MavenCli.java: 584 ) at org.apache.maven.cli.MavenCli.doMain (MavenCli.java: 213)
Console output can be found here : https://travis-ci.org/alexff91/stratosphere/builds/24120318 -- With best wishes and regards, Fedorov Aleksandr.
