The plugin 'org.apache.maven.plugins:maven-eclipse-plugin' does not exist or no valid version could be found 解决

我的maven版本是2.2.1，当我使用mvn eclipse:eclipse命令时出了这个错误：

The plugin 'org.apache.maven.plugins:maven-eclipse-plugin' does not exist or no valid version could be found

 

使用这个命令解决了问题：

mvn -e -DdownloadSources=true eclipse:eclipse  

 

如果问题还存在，建议参考这个帖子：

原网址好像被wall了，因此就在这里贴全文吧

 

Joined: Aug 13, 2007 Posts: 80	posted Friday, November 19, 2010 19:06:45
	Hi All,  getting following error while executing the view plain copy to clipboard print ? mvn -e -DdownloadSources=true eclipse:eclipse    command.  please help me to solve this. Its very Urgent.  view plain copy to clipboard print ? + Error stacktraces are turned on.   [INFO] Scanning for projects...   [INFO] ------------------------------------------------------------------------   [ERROR] BUILD ERROR   [INFO] ------------------------------------------------------------------------   [INFO] Error building POM (may not be this project's POM).         Project ID: unknown:maven-eclipse-plugin      Reason: Parent: null:maven-eclipse-plugin:maven-plugin:2.8 of project: unknown:maven-eclipse-plugin has wrong packaging: maven-plugin. Must be 'pom'. for project unknown:maven-eclipse-plugin         [INFO] ------------------------------------------------------------------------   [INFO] Trace   org.apache.maven.lifecycle.LifecycleExecutionException: Error resolving version for 'org.apache.maven.plugins:maven-eclipse-plugin': Unable to read the metadata file for artifact 'org.apache.maven.plugins:maven-eclipse-plugin:pom': Parent: null:maven-eclipse-plugin:maven-plugin:2.8 of project: unknown:maven-eclipse-plugin has wrong packaging: maven-plugin. Must be 'pom'. for project unknown:maven-eclipse-plugin           at org.apache.maven.lifecycle.DefaultLifecycleExecutor.verifyPlugin(DefaultLifecycleExecutor.java:1549)           at org.apache.maven.lifecycle.DefaultLifecycleExecutor.getMojoDescriptor(DefaultLifecycleExecutor.java:1787)           at org.apache.maven.lifecycle.DefaultLifecycleExecutor.segmentTaskListByAggregationNeeds(DefaultLifecycleExecutor.java:462)           at org.apache.maven.lifecycle.DefaultLifecycleExecutor.execute(DefaultLifecycleExecutor.java:175)           at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:328)           at org.apache.maven.DefaultMaven.execute(DefaultMaven.java:138)           at org.apache.maven.cli.MavenCli.main(MavenCli.java:362)           at org.apache.maven.cli.compat.CompatibleMain.main(CompatibleMain.java:60)           at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)           at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)           at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)           at java.lang.reflect.Method.invoke(Method.java:597)           at org.codehaus.classworlds.Launcher.launchEnhanced(Launcher.java:315)           at org.codehaus.classworlds.Launcher.launch(Launcher.java:255)           at org.codehaus.classworlds.Launcher.mainWithExitCode(Launcher.java:430)           at org.codehaus.classworlds.Launcher.main(Launcher.java:375)   Caused by: org.apache.maven.plugin.version.PluginVersionResolutionException: Error resolving version for 'org.apache.maven.plugins:maven-eclipse-plugin': Unable to read the metadata file for artifact 'org.apache.maven.plugins:maven-eclipse-plugin:pom': Parent: null:maven-eclipse-plugin:maven-plugin:2.8 of project: unknown:maven-eclipse-plugin has wrong packaging: maven-plugin. Must be 'pom'. for project unknown:maven-eclipse-plugin           at org.apache.maven.plugin.version.DefaultPluginVersionManager.resolveMetaVersion(DefaultPluginVersionManager.java:682)           at org.apache.maven.plugin.version.DefaultPluginVersionManager.resolvePluginVersion(DefaultPluginVersionManager.java:187)           at org.apache.maven.plugin.version.DefaultPluginVersionManager.resolvePluginVersion(DefaultPluginVersionManager.java:91)           at org.apache.maven.plugin.DefaultPluginManager.verifyPlugin(DefaultPluginManager.java:179)           at org.apache.maven.plugin.DefaultPluginManager.loadPluginDescriptor(DefaultPluginManager.java:1642)           at org.apache.maven.lifecycle.DefaultLifecycleExecutor.verifyPlugin(DefaultLifecycleExecutor.java:1540)           ... 15 more   Caused by: org.apache.maven.artifact.metadata.ArtifactMetadataRetrievalException: Unable to read the metadata file for artifact 'org.apache.maven.plugins:maven-eclipse-plugin:pom': Parent: null:maven-eclipse-plugin:maven-plugin:2.8 of project: unknown:maven-eclipse-plugin has wrong packaging: maven-plugin. Must be 'pom'. for project unknown:maven-eclipse-plugin           at org.apache.maven.project.artifact.MavenMetadataSource.retrieveRelocatedProject(MavenMetadataSource.java:200)           at org.apache.maven.project.artifact.MavenMetadataSource.retrieve(MavenMetadataSource.java:299)           at org.apache.maven.plugin.version.DefaultPluginVersionManager.resolveMetaVersion(DefaultPluginVersionManager.java:673)           ... 20 more   Caused by: org.apache.maven.project.ProjectBuildingException: Parent: null:maven-eclipse-plugin:maven-plugin:2.8 of project: unknown:maven-eclipse-plugin has wrong packaging: maven-plugin. Must be 'pom'. for project unknown:maven-eclipse-plugin   [/code]
Peter Johnson  author  Bartender  Joined: May 14, 2008 Posts: 3135  I like...	posted Saturday, November 20, 2010 04:13:49
	You should not be using eclipse:eclipse, that target has been deprecated. Instead, install the m2eclipse plugin into Eclipse and use it to create the project.
	JBoss In Action
swapnl patil  Ranch Hand  Joined: Aug 13, 2007 Posts: 80	posted Monday, November 22, 2010 15:01:48
	If we add following in pom.xml in <plugins> section, It will work.  view plain copy to clipboard print ? <plugin>               <groupId>org.apache.maven.plugins</groupId>               <artifactId>maven-eclipse-plugin</artifactId>               <version>2.7</version>               <configuration>                   <sourceIncludes>                       <sourceInclude>*</sourceInclude>                   </sourceIncludes>               </configuration>           </plugin>                     <plugin>              <groupId>org.apache.maven.plugins</groupId>              <artifactId>maven-plugin-plugin</artifactId>         </plugin>   hey Peter thanks for help. I am also trying the solution you suggested.