Eclipseのジュノ「のMavenプロジェクトビルダ」

Question

でエラーを構築

Errors occurred during the build. 
Errors running builder 'Maven Project Builder' on project '(Hid Project Name)'. 
loader constraint violation: loader (instance of org/eclipse/osgi/internal/baseadaptor/DefaultClassLoader) previously initiated loading for a different type with name "org/apache/maven/plugin/MojoExecution" 
Errors running builder 'Maven Project Builder' on project '(Hid Project Name)'. 
org/apache/maven/plugin/MojoExecution 
Errors running builder 'Maven Project Builder' on project '(Hid Project Name)'. 
org/apache/maven/plugin/MojoExecution 
Errors running builder 'Maven Project Builder' on project '(Hid Project Name)'. 
org/apache/maven/plugin/MojoExecution 
Errors running builder 'Maven Project Builder' on project '(Hid Project Name)'. 
org/apache/maven/plugin/MojoExecution 
Errors running builder 'Maven Project Builder' on project '(Hid Project Name)'. 
org/apache/maven/plugin/MojoExecution 
Errors running builder 'Maven Project Builder' on project '(Hid Project Name)'. 
org/apache/maven/plugin/MojoExecution 
Errors running builder 'Maven Project Builder' on project '(Hid Project Name)'. 
org/apache/maven/plugin/MojoExecution 
Errors running builder 'Maven Project Builder' on project '(Hid Project Name)'. 
org/apache/maven/plugin/MojoExecution 
Errors running builder 'Maven Project Builder' on project '(Hid Project Name)'. 
org/apache/maven/plugin/MojoExecution 
Errors running builder 'Maven Project Builder' on project '(Hid Project Name)'. 
org/apache/maven/plugin/MojoExecution 

何が原因なのですか？

Answer 1

ことが

を選択した場合は、外部のMavenのチェックを使用している場合も.m2を削除してみてください、localRepositoryタグに

Cの場所を修正するために指している場合はあそこに設定ファイルを確認してください：\ユーザー\ sunny.m2 \ repository