[INFO] ------------------------------------------------------------------------ [ERROR] Failed to execute goal org.apache.maven.plugins:maven-deploy-plugin:2.8.1:deploy (default-deploy) on project cnn-arch: Failed to deploy artifacts: Could not transfer artifact de.monticore.lang.monticar:cnn-arch:jar:0.3.3-20191030.210609-9 from/to se-nexus (https://nexus.se.rwth-aachen.de/content/repositories/embeddedmontiarc-snapshots/): Failed to transfer file https://nexus.se.rwth-aachen.de/content/repositories/embeddedmontiarc-snapshots/de/monticore/lang/monticar/cnn-arch/0.3.3-SNAPSHOT/cnn-arch-0.3.3-20191030.210609-9.jar with status code 503 -> [Help 1] [ERROR] [ERROR] To see the full stack trace of the errors, re-run Maven with the -e switch. [ERROR] Re-run Maven using the -X switch to enable full debug logging. [ERROR] [ERROR] For more information about the errors and possible solutions, please read the following articles: [ERROR] [Help 1] http://cwiki.apache.org/confluence/display/MAVEN/MojoExecutionException ERROR: Job failed: command terminated with exit code 1