我正在尝试使用Maven构建耳朵并收到以下错误。
[INFO] SASC .............................................. SUCCESS [10.134s]
[INFO] SASC-war .......................................... SUCCESS [41.967s]
[INFO] SASC-ear .......................................... FAILURE [2.764s]
[INFO] ------------------------------------------------------------------------
[INFO] BUILD FAILURE
[INFO] ------------------------------------------------------------------------
[INFO] Total time: 55.162s
[INFO] Finished at: Tue Dec 15 10:52:50 CST 2015
[INFO] Final Memory: 9M/93M
[INFO] ------------------------------------------------------------------------
[ERROR] Failed to execute goal org.apache.maven.plugins:maven-ear-plugin:2.6:generate-application-xml (default-generate-application-xml) on project SASC-ear: Execution default-generate-application-xml of goal org.apache.maven.plugins:maven-ear-plugin:2.6:generate-application-xml failed: A required class was missing while executing org.apache.maven.plugins:maven-ear-plugin:2.6:generate-application-xml: org/codehaus/plexus/util/xml/XmlStreamWriter
[ERROR] -----------------------------------------------------
[ERROR] realm = plugin>org.apache.maven.plugins:maven-ear-plugin:2.6
[ERROR] strategy = org.codehaus.plexus.classworlds.strategy.SelfFirstStrategy
[ERROR] urls[0] = file:/C:/Users/xxx/.m2/repository/org/apache/maven/plugins/maven-ear-plugin/2.6/maven-ear-plugin-2.6.jar
[ERROR] urls[1] = file:/C:/Users/xxx/.m2/repository/org/codehaus/plexus/plexus-utils/1.1/plexus-utils-1.1.jar
[ERROR] Number of foreign imports: 1
[ERROR] import: Entry[import from realm ClassRealm[maven.api, parent: null]]
[ERROR]
[ERROR] -----------------------------------------------------: org.codehaus.plexus.util.xml.XmlStreamWriter
[ERROR] -> [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/PluginContainerException
[ERROR]
[ERROR] After correcting the problems, you can resume the build with the command
[ERROR] mvn <goals> -rf :SASC-ear
任何人都可以帮我解决这个问题吗？我试图删除.m2 / repository文件夹，这对解决问题没有帮助。