I am trying the run the example from https://github.com/aegnor/scalapb-maven-example and I am getting the following error.
[ERROR] Failed to execute goal org.codehaus.mojo:exec-maven-plugin:1.5.0:java (generate-scala-protobuf-classes) on project scalapb-maven: Execution generate-scala-protobuf-classes of goal org.codehaus.mojo:exec-maven-plugin:1.5.0:java failed: Plugin org.codehaus.mojo:exec-maven-plugin:1.5.0 or one of its dependencies could not be resolved: Failure to find com.trueaccord.scalapb:scalapbc:jar:0.4.20 in https://repo.maven.apache.org/maven2 was cached in the local repository, resolution will not be reattempted until the update interval of central has elapsed or updates are forced -> [Help 1]