收藏maven错误

错误原因：

编译下载最新的maven源代码，但是出现错误。错误如下：

[WARNING] Some problems were encountered while building the effective model fororg.apache.hadoop:hadoop-mapreduce-client-core:jar:3.0.0-SNAPSHOT[WARNING] 'build.plugins.plugin.version' for org.apache.maven.plugins:maven-enforcer-plugin is missing. @ org.apache.hadoop:hadoop-main:3.0.0-SNAPSHOT, E:\hadoop-common-trunk\pom.xml, line 278, column 15[WARNING][WARNING] Some problems were encountered while building the effective model fororg.apache.hadoop:hadoop-mapreduce-client-common:jar:3.0.0-SNAPSHOT[WARNING] 'build.plugins.plugin.version' for org.apache.maven.plugins:maven-enforcer-plugin is missing. @ org.apache.hadoop:hadoop-main:3.0.0-SNAPSHOT, E:\hadoop-common-trunk\pom.xml, line 278, column 15[WARNING][WARNING] Some problems were encountered while building the effective model fororg.apache.hadoop:hadoop-mapreduce-client-shuffle:jar:3.0.0-SNAPSHOT[WARNING] 'build.plugins.plugin.version' for org.apache.maven.plugins:maven-enforcer-plugin is missing. @ org.apache.hadoop:hadoop-main:3.0.0-SNAPSHOT, E:\hadoop-common-trunk\pom.xml, line 278, column 15[WARNING][WARNING] Some problems were encountered while building the effective model fororg.apache.hadoop:hadoop-mapreduce-client-app:jar:3.0.0-SNAPSHOT[WARNING] 'build.plugins.plugin.version' for org.apache.maven.plugins:maven-enforcer-plugin is missing. @ org.apache.hadoop:hadoop-main:3.0.0-SNAPSHOT, E:\hadoop-common-trunk\pom.xml, line 278, column 15[WARNING][WARNING] Some problems were encountered while building the effective model fororg.apache.hadoop:hadoop-mapreduce-client-jobclient:jar:3.0.0-SNAPSHOT[WARNING] 'build.plugins.plugin.version' for org.apache.maven.plugins:maven-enforcer-plugin is missing. @ org.apache.hadoop:hadoop-main:3.0.0-SNAPSHOT, E:\hadoop-common-trunk\pom.xml, line 278, column 15[WARNING][WARNING] Some problems were encountered while building the effective model fororg.apache.hadoop:hadoop-mapreduce-client-hs:jar:3.0.0-SNAPSHOT[WARNING] 'build.plugins.plugin.version' for org.apache.maven.plugins:maven-enforcer-plugin is missing. @ org.apache.hadoop:hadoop-main:3.0.0-SNAPSHOT, E:\hadoop-common-trunk\pom.xml, line 278, column 15[WARNING][WARNING] Some problems were encountered while building the effective model fororg.apache.hadoop:hadoop-mapreduce-client-hs-plugins:jar:3.0.0-SNAPSHOT[WARNING] 'build.plugins.plugin.version' for org.apache.maven.plugins:maven-enforcer-plugin is missing. @ org.apache.hadoop:hadoop-main:3.0.0-SNAPSHOT, E:\hadoop-common-trunk\pom.xml, line 278, column 15[WARNING][WARNING] Some problems were encountered while building the effective model fororg.apache.hadoop:hadoop-mapreduce-client:pom:3.0.0-SNAPSHOT[WARNING] 'build.plugins.plugin.version' for org.apache.maven.plugins:maven-enforcer-plugin is missing. @ org.apache.hadoop:hadoop-main:3.0.0-SNAPSHOT, E:\hadoop-common-trunk\pom.xml, line 278, column 15[WARNING][WARNING] Some problems were encountered while building the effective model fororg.apache.hadoop:hadoop-mapreduce-examples:jar:3.0.0-SNAPSHOT[WARNING] 'build.plugins.plugin.version' for org.apache.maven.plugins:maven-enforcer-plugin is missing. @ org.apache.hadoop:hadoop-main:3.0.0-SNAPSHOT, E:\hadoop-common-trunk\pom.xml, line 278, column 15[WARNING][WARNING] Some problems were encountered while building the effective model fororg.apache.hadoop:hadoop-mapreduce:pom:3.0.0-SNAPSHOT[WARNING] 'build.plugins.plugin.version' for org.apache.maven.plugins:maven-enforcer-plugin is missing. @ org.apache.hadoop:hadoop-main:3.0.0-SNAPSHOT, E:\hadoop-common-trunk\pom.xml, line 278, column 15[WARNING][WARNING] Some problems were encountered while building the effective model fororg.apache.hadoop:hadoop-streaming:jar:3.0.0-SNAPSHOT[WARNING] 'build.plugins.plugin.version' for org.apache.maven.plugins:maven-enforcer-plugin is missing. @ org.apache.hadoop:hadoop-main:3.0.0-SNAPSHOT, E:\hadoop-common-trunk\pom.xml, line 278, column 15[WARNING][WARNING] Some problems were encountered while building the effective model fororg.apache.hadoop:hadoop-distcp:jar:3.0.0-SNAPSHOT[WARNING] 'build.plugins.plugin.version' for org.apache.maven.plugins:maven-enforcer-plugin is missing. @ org.apache.hadoop:hadoop-main:3.0.0-SNAPSHOT, E:\hadoop-common-trunk\pom.xml, line 278, column 15[WARNING][WARNING] Some problems were encountered while building the effective model fororg.apache.hadoop:hadoop-archives:jar:3.0.0-SNAPSHOT[WARNING] 'build.plugins.plugin.version' for org.apache.maven.plugins:maven-enforcer-plugin is missing. @ org.apache.hadoop:hadoop-main:3.0.0-SNAPSHOT, E:\hadoop-common-trunk\pom.xml, line 278, column 15[WARNING][WARNING] Some problems were encountered while building the effective model fororg.apache.hadoop:hadoop-rumen:jar:3.0.0-SNAPSHOT[WARNING] 'build.plugins.plugin.version' for org.apache.maven.plugins:maven-enforcer-plugin is missing. @ org.apache.hadoop:hadoop-main:3.0.0-SNAPSHOT, E:\hadoop-common-trunk\pom.xml, line 278, column 15[WARNING][WARNING] Some problems were encountered while building the effective model fororg.apache.hadoop:hadoop-gridmix:jar:3.0.0-SNAPSHOT[WARNING] 'build.plugins.plugin.version' for org.apache.maven.plugins:maven-enforcer-plugin is missing. @ org.apache.hadoop:hadoop-main:3.0.0-SNAPSHOT, E:\hadoop-common-trunk\pom.xml, line 278, column 15[WARNING][WARNING] Some problems were encountered while building the effective model fororg.apache.hadoop:hadoop-datajoin:jar:3.0.0-SNAPSHOT[WARNING] 'build.plugins.plugin.version' for org.apache.maven.plugins:maven-enforcer-plugin is missing. @ org.apache.hadoop:hadoop-main:3.0.0-SNAPSHOT, E:\hadoop-common-trunk\pom.xml, line 278, column 15[WARNING][WARNING] Some problems were encountered while building the effective model fororg.apache.hadoop:hadoop-tools-dist:jar:3.0.0-SNAPSHOT[WARNING] 'build.plugins.plugin.version' for org.apache.maven.plugins:maven-enforcer-plugin is missing. @ org.apache.hadoop:hadoop-main:3.0.0-SNAPSHOT, E:\hadoop-common-trunk\pom.xml, line 278, column 15[WARNING][WARNING] Some problems were encountered while building the effective model fororg.apache.hadoop:hadoop-extras:jar:3.0.0-SNAPSHOT[WARNING] 'build.plugins.plugin.version' for org.apache.maven.plugins:maven-enforcer-plugin is missing. @ org.apache.hadoop:hadoop-main:3.0.0-SNAPSHOT, E:\hadoop-common-trunk\pom.xml, line 278, column 15[WARNING][WARNING] Some problems were encountered while building the effective model fororg.apache.hadoop:hadoop-pipes:pom:3.0.0-SNAPSHOT[WARNING] 'build.plugins.plugin.version' for org.apache.maven.plugins:maven-enforcer-plugin is missing. @ org.apache.hadoop:hadoop-main:3.0.0-SNAPSHOT, E:\hadoop-common-trunk\pom.xml, line 278, column 15[WARNING][WARNING] Some problems were encountered while building the effective model fororg.apache.hadoop:hadoop-tools:pom:3.0.0-SNAPSHOT[WARNING] 'build.plugins.plugin.version' for org.apache.maven.plugins:maven-enforcer-plugin is missing. @ org.apache.hadoop:hadoop-main:3.0.0-SNAPSHOT, E:\hadoop-common-trunk\pom.xml, line 278, column 15[WARNING][WARNING] Some problems were encountered while building the effective model fororg.apache.hadoop:hadoop-dist:jar:3.0.0-SNAPSHOT[WARNING] 'build.plugins.plugin.version' for org.apache.maven.plugins:maven-enforcer-plugin is missing. @ org.apache.hadoop:hadoop-main:3.0.0-SNAPSHOT, E:\hadoop-common-trunk\pom.xml, line 278, column 15[WARNING][WARNING] Some problems were encountered while building the effective model fororg.apache.hadoop:hadoop-client:jar:3.0.0-SNAPSHOT[WARNING] 'build.plugins.plugin.version' for org.apache.maven.plugins:maven-enforcer-plugin is missing. @ org.apache.hadoop:hadoop-main:3.0.0-SNAPSHOT, E:\hadoop-common-trunk\pom.xml, line 278, column 15[WARNING][WARNING] Some problems were encountered while building the effective model fororg.apache.hadoop:hadoop-minicluster:jar:3.0.0-SNAPSHOT[WARNING] 'build.plugins.plugin.version' for org.apache.maven.plugins:maven-enforcer-plugin is missing. @ org.apache.hadoop:hadoop-main:3.0.0-SNAPSHOT, E:\hadoop-common-trunk\pom.xml, line 278, column 15[WARNING][WARNING] Some problems were encountered while building the effective model fororg.apache.hadoop:hadoop-main:pom:3.0.0-SNAPSHOT[WARNING] 'build.plugins.plugin.version' for org.apache.maven.plugins:maven-enforcer-plugin is missing. @ line 278, column 15[WARNING][WARNING] It is highly recommended to fix these problems because they threaten the stability of your build.[WARNING][WARNING] For this reason, future Maven versions might no longer support building such malformed projects.[WARNING][INFO] ------------------------------------------------------------------------[INFO] Reactor Build Order:[INFO][INFO] Apache Hadoop Main[INFO] Apache Hadoop Project POM[INFO] Apache Hadoop Annotations[INFO] Apache Hadoop Project Dist POM[INFO] Apache Hadoop Assemblies[INFO] Apache Hadoop Maven Plugins[INFO] Apache Hadoop MiniKDC[INFO] Apache Hadoop Auth[INFO] Apache Hadoop Auth Examples[INFO] Apache Hadoop Common[INFO] Apache Hadoop NFS[INFO] Apache Hadoop Common Project[INFO] Apache Hadoop HDFS[INFO] Apache Hadoop HttpFS[INFO] Apache Hadoop HDFS BookKeeper Journal[INFO] Apache Hadoop HDFS-NFS[INFO] Apache Hadoop HDFS Project[INFO] hadoop-yarn[INFO] hadoop-yarn-api[INFO] hadoop-yarn-common[INFO] hadoop-yarn-server[INFO] hadoop-yarn-server-common[INFO] hadoop-yarn-server-nodemanager[INFO] hadoop-yarn-server-web-proxy[INFO] hadoop-yarn-server-resourcemanager[INFO] hadoop-yarn-server-tests[INFO] hadoop-yarn-client[INFO] hadoop-yarn-applications[INFO] hadoop-yarn-applications-distributedshell[INFO] hadoop-mapreduce-client[INFO] hadoop-mapreduce-client-core[INFO] hadoop-yarn-applications-unmanaged-am-launcher[INFO] hadoop-yarn-site[INFO] hadoop-yarn-project[INFO] hadoop-mapreduce-client-common[INFO] hadoop-mapreduce-client-shuffle[INFO] hadoop-mapreduce-client-app[INFO] hadoop-mapreduce-client-hs[INFO] hadoop-mapreduce-client-jobclient[INFO] hadoop-mapreduce-client-hs-plugins[INFO] Apache Hadoop MapReduce Examples[INFO] hadoop-mapreduce[INFO] Apache Hadoop MapReduce Streaming[INFO] Apache Hadoop Distributed Copy[INFO] Apache Hadoop Archives[INFO] Apache Hadoop Rumen[INFO] Apache Hadoop Gridmix[INFO] Apache Hadoop Data Join[INFO] Apache Hadoop Extras[INFO] Apache Hadoop Pipes[INFO] Apache Hadoop Tools Dist[INFO] Apache Hadoop Tools[INFO] Apache Hadoop Distribution[INFO] Apache Hadoop Client[INFO] Apache Hadoop Mini-Cluster[INFO][INFO] ------------------------------------------------------------------------[INFO] Building Apache Hadoop Main 3.0.0-SNAPSHOT[INFO] ------------------------------------------------------------------------Downloading: http://172.21.77.119:8081/nexus/content/groups/public/org/apache/maven/plugins/maven-enforcer-plugin/maven-metadata.xmlDownloaded: http://172.21.77.119:8081/nexus/content/groups/public/org/apache/maven/plugins/maven-enforcer-plugin/maven-metadata.xml (714 B at 4.4 KB/sec)[INFO][INFO] --- maven-enforcer-plugin:1.3.1:enforce (clean) @ hadoop-main ---Downloading: http://172.21.77.119:8081/nexus/content/groups/public/commons-lang/commons-lang/2.3/commons-lang-2.3.jar[INFO] ------------------------------------------------------------------------[INFO] Reactor Summary:[INFO][INFO] Apache Hadoop Main ................................ FAILURE [0.531s][INFO] Apache Hadoop Project POM ......................... SKIPPED[INFO] Apache Hadoop Annotations ......................... SKIPPED[INFO] Apache Hadoop Project Dist POM .................... SKIPPED[INFO] Apache Hadoop Assemblies .......................... SKIPPED[INFO] Apache Hadoop Maven Plugins ....................... SKIPPED[INFO] Apache Hadoop MiniKDC ............................. SKIPPED[INFO] Apache Hadoop Auth ................................ SKIPPED[INFO] Apache Hadoop Auth Examples ....................... SKIPPED[INFO] Apache Hadoop Common .............................. SKIPPED[INFO] Apache Hadoop NFS ................................. SKIPPED[INFO] Apache Hadoop Common Project ...................... SKIPPED[INFO] Apache Hadoop HDFS ................................ SKIPPED[INFO] Apache Hadoop HttpFS .............................. SKIPPED[INFO] Apache Hadoop HDFS BookKeeper Journal ............. SKIPPED[INFO] Apache Hadoop HDFS-NFS ............................ SKIPPED[INFO] Apache Hadoop HDFS Project ........................ SKIPPED[INFO] hadoop-yarn ....................................... SKIPPED[INFO] hadoop-yarn-api ................................... SKIPPED[INFO] hadoop-yarn-common ................................ SKIPPED[INFO] hadoop-yarn-server ................................ SKIPPED[INFO] hadoop-yarn-server-common ......................... SKIPPED[INFO] hadoop-yarn-server-nodemanager .................... SKIPPED[INFO] hadoop-yarn-server-web-proxy ...................... SKIPPED[INFO] hadoop-yarn-server-resourcemanager ................ SKIPPED[INFO] hadoop-yarn-server-tests .......................... SKIPPED[INFO] hadoop-yarn-client ................................ SKIPPED[INFO] hadoop-yarn-applications .......................... SKIPPED[INFO] hadoop-yarn-applications-distributedshell ......... SKIPPED[INFO] hadoop-mapreduce-client ........................... SKIPPED[INFO] hadoop-mapreduce-client-core ...................... SKIPPED[INFO] hadoop-yarn-applications-unmanaged-am-launcher .... SKIPPED[INFO] hadoop-yarn-site .................................. SKIPPED[INFO] hadoop-yarn-project ............................... SKIPPED[INFO] hadoop-mapreduce-client-common .................... SKIPPED[INFO] hadoop-mapreduce-client-shuffle ................... SKIPPED[INFO] hadoop-mapreduce-client-app ....................... SKIPPED[INFO] hadoop-mapreduce-client-hs ........................ SKIPPED[INFO] hadoop-mapreduce-client-jobclient ................. SKIPPED[INFO] hadoop-mapreduce-client-hs-plugins ................ SKIPPED[INFO] Apache Hadoop MapReduce Examples .................. SKIPPED[INFO] hadoop-mapreduce .................................. SKIPPED[INFO] Apache Hadoop MapReduce Streaming ................. SKIPPED[INFO] Apache Hadoop Distributed Copy .................... SKIPPED[INFO] Apache Hadoop Archives ............................ SKIPPED[INFO] Apache Hadoop Rumen ............................... SKIPPED[INFO] Apache Hadoop Gridmix ............................. SKIPPED[INFO] Apache Hadoop Data Join ........................... SKIPPED[INFO] Apache Hadoop Extras .............................. SKIPPED[INFO] Apache Hadoop Pipes ............................... SKIPPED[INFO] Apache Hadoop Tools Dist .......................... SKIPPED[INFO] Apache Hadoop Tools ............................... SKIPPED[INFO] Apache Hadoop Distribution ........................ SKIPPED[INFO] Apache Hadoop Client .............................. SKIPPED[INFO] Apache Hadoop Mini-Cluster ........................ SKIPPED[INFO] ------------------------------------------------------------------------[INFO] BUILD FAILURE[INFO] ------------------------------------------------------------------------[INFO] Total time: 1.578s[INFO] Finished at: Fri Aug 23 15:28:05 CST 2013[INFO] Final Memory: 18M/52M[INFO] ------------------------------------------------------------------------[ERROR] Failed to execute goal org.apache.maven.plugins:maven-enforcer-plugin:1.3.1:enforce (clean) on project hadoop-main: Execution clean of goal org.apache.maven.plugins:maven-enforcer-plugin:1.3.1:enforce failed: Plugin org.apache.maven.plugins:maven-enforcer-plugin:1.3.1 or one of its dependencies could not be resolved: Could not find artifact commons-lang:commons-lang:jar:2.3 in nexus (http://172.21.77.119:8081/nexus/content/groups/public/) -> [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/PluginResolutionExceptionE:\hadoop-common-trunk>

[ERROR] Failed to execute goal org.apache.maven.plugins:maven-enforcer-plugin:1.
3.1:enforce (clean) on project hadoop-main: Execution clean of goal org.apache.m
aven.plugins:maven-enforcer-plugin:1.3.1:enforce failed: Plugin org.apache.maven
.plugins:maven-enforcer-plugin:1.3.1 or one of its dependencies could not be res
olved: Could not find artifact commons-lang:commons-lang:jar:2.3 in nexus (http:
//172.21.77.119:8081/nexus/content/groups/public/) -> [Help 1]

具体错误用红色标记出来了。

解决办法

1 去自己的.m2 文件夹下把 xxx.lastUpdated文件全部删掉  （无果）
2 在用maven时加 -U参数  （无果）
3 去nexus里去先"Update Index"再"Expire Cache"  （无果）

同时执行方案（2+3 ）成功。