maven update project 报错

Could not calculate build plan: Plugin org.apache.maven.plugins:maven-resources-plugin:2.5 or one of its dependencies could not be resolved: Failed to read artifact descriptor for org.apache.maven.plugins:maven-resources-plugin:jar:2.5
Plugin org.apache.maven.plugins:maven-resources-plugin:2.5 or one of its dependencies could not be resolved: Failed to read artifact descriptor for org.apache.maven.plugins:maven-resources-plugin:jar:2.5

求大神啊，我调一天了，在挑不出来，估计要滚犊子了。

大哥，少jar包好不好？写的那么明显，看看你的仓库中有对应的jar没

删除项目下的.settings和.project(如果有的话）文件夹，然后重新导入或者更新项目。