当我想通过 MarketPlace 安装 IBM WDT V8.5 时，我收到此错误：
An error occurred while collecting items to be installed
session context was:(profile=epp.package.jee, phase=org.eclipse.equinox.internal.p2.engine.phases.Collect, operand=, action=).
Failed to transfer artifact canonical: osgi.bundle,com.ibm.websphere.v85.core,1.0.200.v20170613_0418.
Connection to http://public.dhe.ibm.com/ibmdl/export/pub/software/websphere/wasdev/updates/wdt/oxygen_comp/repository/plugins/com.ibm.websphere.v85.core_1.0.200.v20170613_0418.jar failed on Read timed out.
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Retry attempt 15 started
Read timed out
Unable to read repository at http://public.dhe.ibm.com/ibmdl/export/pub/software/websphere/wasdev/updates/wdt/oxygen_comp/repository/plugins/com.ibm.websphere.v85.core_1.0.200.v20170613_0418.jar.
Read timed out
文件的下载总是在大约 2.9 MB 后冻结。尝试在浏览器中下载文件时会出现同样的问题。然而，该资源可以通过安全的 https 下载。
我尝试了 Oxygen 和 Oxygen1 版本的 Eclipse。
如何解决？或者至少，有什么解决方法吗？