安装EclipseMars的google插件时出错。2

在Eclipse上安装google插件时出现以下错误

An error occurred while collecting items to be installed
session context was:(profile=C__Users_adu_eclipse_jee-mars_eclipse, phase=org.eclipse.equinox.internal.p2.engine.phases.Collect, operand=, action=).
No repository found containing: osgi.bundle,org.apache.commons.io,2.4.0
No repository found containing: osgi.bundle,org.eclipse.m2e.archetype.common,1.6.3.20160209-1444
No repository found containing: osgi.bundle,org.eclipse.m2e.core,1.6.3.20160209-1446
No repository found containing: osgi.bundle,org.eclipse.m2e.core.ui,1.6.3.20160209-1446
No repository found containing: osgi.bundle,org.eclipse.m2e.discovery,1.6.3.20160209-1446
No repository found containing: osgi.bundle,org.eclipse.m2e.editor,1.6.3.20160209-1446
No repository found containing: osgi.bundle,org.eclipse.m2e.editor.xml,1.6.3.20160209-1446
No repository found containing: osgi.bundle,org.eclipse.m2e.jdt,1.6.3.20160209-1446
No repository found containing: osgi.bundle,org.eclipse.m2e.jdt.ui,1.6.3.20160209-1446
No repository found containing: osgi.bundle,org.eclipse.m2e.launching,1.6.3.20160209-1446
No repository found containing: osgi.bundle,org.eclipse.m2e.lifecyclemapping.defaults,1.6.3.20160209-1446
No repository found containing: osgi.bundle,org.eclipse.m2e.maven.indexer,1.6.3.20160209-1444
No repository found containing: osgi.bundle,org.eclipse.m2e.maven.runtime,1.6.3.20160209-1444
No repository found containing: osgi.bundle,org.eclipse.m2e.maven.runtime.slf4j.simple,1.6.3.20160209-1444
No repository found containing: osgi.bundle,org.eclipse.m2e.model.edit,1.6.3.20160209-1446
No repository found containing: osgi.bundle,org.eclipse.m2e.profiles.core,1.6.3.20160209-1446
No repository found containing: osgi.bundle,org.eclipse.m2e.profiles.ui,1.6.3.20160209-1446
No repository found containing: osgi.bundle,org.eclipse.m2e.refactoring,1.6.3.20160209-1446
No repository found containing: osgi.bundle,org.eclipse.m2e.scm,1.6.3.20160209-1446
No repository found containing: org.eclipse.update.feature,org.eclipse.m2e.feature,1.6.3.20160209-1446

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听起来您没有在首选项>安装/更新>可用软件站点中选中Mars更新站点。你应该有一个指向

http://download.eclipse.org/releases/mars

，带有复选标记

我也遇到了同样的问题，并通过在“可用软件站点”中添加以下回购协议来解决：

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这解决了您正在显示的m2e的所有无存储库错误。

您正在尝试安装哪个版本的插件？更新站点有时可能有点不稳定。请尝试再次安装插件。您可能想看看是否可以先卸载插件的任何部分，或者试试Neon。