收集要安装的项目时发生错误 会话上下文是：
(profile=epp.package.jee, phase=org.eclipse.equinox.internal.p2.engine.phases.Collect, operand=, action=).
Unable to read repository at http://dl.google.com/eclipse/plugin/3.7/plugins/com.google.appengine.eclipse.core_2.3.3.r37v201107211953.jar.
Read timed out
Unable to read repository at http://dl.google.com/eclipse/plugin/3.7/plugins/com.google.gdt.eclipse.core_2.3.3.r37v201107211953.jar.
Read timed out
Unable to read repository at http://dl.google.com/eclipse/plugin/3.7/plugins/com.google.gdt.eclipse.maven_2.3.3.r37v201107211953.jar.
Read timed out
Unable to read repository at http://dl.google.com/eclipse/plugin/3.7/plugins/com.google.gwt.eclipse.core_2.3.3.r37v201107211953.jar.
Read timed out
答案 0 :(得分：7)
我通过从隐藏链接下载存储库来解决它：
http://dl.google.com/eclipse/plugin/core/3.7/zips/gpe-e37-latest-updatesite.zip
并从那里更新
答案 1 :(得分：0)
如果您在防火墙后面并且没有配置Eclipse来解决它，那么这仍然是一个问题。接受的答案中的链接对我不起作用......找到了确实有效的链接。