找到eclipse的project菜单选择clean...选项web
选择Clean all projects 或者 Clean projects selectd blow(选择此项必须勾选出错的项目)eclipse
或者 http://stackoverflow.com/questions/14659891/m2e-wtp-error-path-target-m2e-wtp-web-resources-meta-inf-manifest-mf-no-suchip