“Plugin not found for prefix” error in Eclipse

Question

In Eclipse I imported a maven-based project which uses maven jetty plugin. If I run mvn jetty:run from command line, everything works fine. If I add a run con

Answer 1

I've got this issue in eclipse after importing an appengine project.

The target:

mvn appengine:devserver

The error:

[ERROR] No plugin found for prefix 'appengine' in the current project and in the plugin groups [org.apache.maven.plugins, org.codehaus.mojo] available from the repositories [local (/Users/averasko/.m2/repository), central (http://repo.maven.apache.org/maven2)] -> [Help 1]

The problem was in the incorrect base directory in the eclipse run configuration. When maven does not see a pom.xml file and is asked to run some non-standard target if fails like this as it don't know anything about the plugin that defines the target.

The solution is to correct the base directory to wherever your pom.xml file resides.