maven - Unable to find the mojo 'generate-sources'

Question

When I try to install playn, I get that :

[INFO] ------------------------------------------------------------------------
[INFO] Building PlayN Tests Android
[INFO]    task-segment: [install]
[INFO] ------------------------------------------------------------------------
[INFO] [enforcer:enforce {execution: enforce-maven}]
[INFO] ------------------------------------------------------------------------
[ERROR] BUILD ERROR
[INFO] ------------------------------------------------------------------------
[INFO] Internal error in the plugin manager executing goal 'com.jayway.maven.plugins.android.generation2:android-maven-plugin:3.1.1:generate-sources': Unable to find the mojo 'generate-sources' (or one of its required components) in the plugin 'com.jayway.maven.plugins.android.generation2:android-maven-plugin'
Component descriptor cannot be found in the component repository: org.sonatype.aether.RepositorySystem.

Answer 1

当您需要使用 Maven 3 时，该错误是由使用 Maven 2 引起的。