我一直在使用 Eclipse IDE for Java EE Developers for Juno (4.2 SR1)，它是我从 Eclipse 站点下载的自定义二进制文件。随着Juno 的缓慢，这几乎无法使用。eclipse 团队正在修复他们宣传的在他们的里程碑版本中可用的修复程序。有人可以指导我：
- 是否可以升级 Eclipse IDE for Java EE Developers 以从里程碑更新站点获取相关更改？
- 如果是，如何解决冲突？
我尝试为 Juno 里程碑添加更新站点并尝试升级 Eclipse 平台，如此处
所述
计算依赖关系后，它详细说明了为什么它无法继续，我无法破译。
Your original request has been modified.
"Eclipse Platform" is already installed, so an update will be performed instead.
Cannot complete the install because of a conflicting dependency.
Software being installed: Eclipse Platform 4.2.2.M20121121-1200 (org.eclipse.platform.ide 4.2.2.M20121121-1200)
Software currently installed: Eclipse IDE for Java EE Developers 1.5.1.20120917-1257 (epp.package.jee 1.5.1.20120917-1257)
Only one of the following can be installed at once:
Eclipse Workbench User Guide 4.2.0.v20120829-072800 (org.eclipse.platform.doc.user 4.2.0.v20120829-072800)
Eclipse Workbench User Guide 4.2.0.v20120912-144258 (org.eclipse.platform.doc.user 4.2.0.v20120912-144258)
Eclipse Workbench User Guide 4.2.0.v20120606-135340 (org.eclipse.platform.doc.user 4.2.0.v20120606-135340)
Cannot satisfy dependency:
From: Eclipse IDE for Java EE Developers 1.5.1.20120917-1257 (epp.package.jee 1.5.1.20120917-1257)
To: org.eclipse.epp.package.jee.feature.feature.group [1.5.1.20120917-1257]
Cannot satisfy dependency:
From: Java EE IDE Feature 1.5.1.20120917-1257 (org.eclipse.epp.package.jee.feature.feature.group 1.5.1.20120917-1257)
To: org.eclipse.platform.feature.group [4.2.1.v20120814-120134-9JF7BHVGFyMveli1uX6aTH0q-eAap6PAgOP5mO]
Cannot satisfy dependency:
From: Eclipse Platform 4.2.1.v20120814-120134-9JF7BHVGFyMveli1uX6aTH0q-eAap6PAgOP5mO (org.eclipse.platform.feature.group 4.2.1.v20120814-120134-9JF7BHVGFyMveli1uX6aTH0q-eAap6PAgOP5mO)
To: org.eclipse.platform.doc.user [4.2.0.v20120829-072800]
Cannot satisfy dependency:
From: Eclipse Platform 4.2.1.v20121115-222257-9LF7DHVKG-F1itrD-OMdQj0FBElP-MWn4gn9s_ (org.eclipse.platform.feature.group 4.2.1.v20121115-222257-9LF7DHVKG-F1itrD-OMdQj0FBElP-MWn4gn9s_)
To: org.eclipse.platform.doc.user [4.2.0.v20120912-144258]
Cannot satisfy dependency:
From: Eclipse Platform 4.2.2.M20121121-1200 (org.eclipse.platform.ide 4.2.2.M20121121-1200)
To: org.eclipse.platform.feature.group [4.2.1.v20121115-222257-9LF7DHVKG-F1itrD-OMdQj0FBElP-MWn4gn9s_]
有人可以帮我吗？我也想过去 eclipse 论坛，但想在这里可能会得到更快的回应。
提前致谢！