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maven 中maven dependencies中依赖出现了项目，把依赖的项目关掉，项目消失，但是还是无法打包 ，出现的错误如图。说明:依赖的项目为project-dao 打包的项目为project-service 都在project-parent中有依赖。
project-dao是可以打包成功的。project-service中依赖dao的jar包也可以过 来。
[INFO] Scanning for projects...
[INFO]
[INFO] ------------------------------------------------------------------------
[INFO] Building project-service 0.0.1-SNAPSHOT
[INFO] ------------------------------------------------------------------------
[INFO] ------------------------------------------------------------------------
[INFO] BUILD FAILURE
[INFO] ------------------------------------------------------------------------
[INFO] Total time: 0.507s
[INFO] Finished at: Thu May 22 09:45:55 CST 2014
[INFO] Final Memory: 4M/15M
[INFO] ------------------------------------------------------------------------
[ERROR] Failed to execute goal on project project-service: Could not
resolve dependencies for project
com.newhero.project:project-service:jar:0.0.1-SNAPSHOT: Failed to
collect dependencies for
[com.newhero.project:project-dao:jar:0.0.1-SNAPSHOT (compile?)]: Failed
to read artifact descriptor for
com.newhero.project:project-dao:jar:0.0.1-SNAPSHOT: Could not find
artifact com.newhero.project:project-parent:pom:0.0.1-SNAPSHOT ->
[Help 1]
[ERROR]
[ERROR] To see the full stack trace of the errors, re-run Maven with the -e switch.
[ERROR] Re-run Maven using the -X switch to enable full debug logging.
[ERROR]
[ERROR] For more information about the errors and possible solutions, please read the following articles:
[ERROR] [Help 1] http://cwiki.apache.org/confluence/display/MAVEN/DependencyResolutionException
解决问题的方法：需要把parent工程，也就是package是pom的那个工程先install一下。
解决问题连接：http://www.oschina.net/question/143808_156035
maven中maven dependencies中依赖出现了项目
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原文地址：http://www.cnblogs.com/xiohao/p/4959428.html
