我下载了 dmg 文件，但在启动安装程序时，它停止并出现以下错误：
错误：org.eclipse.equinox.p2.transport.ecf 代码=1002 无法读取位于http://download.eclipse.org/releases/oxygen/201804111000/content.xml.xz的存储库. org.apache.http.client.ClientProtocolException 在 org.apache.http.impl.client.AbstractHttpClient.doExecute(AbstractHttpClient.java:888) 在 org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:82 ) 在 org.eclipse.ecf.provider.filetransfer.httpclient4.HttpClientRetrieveFileTransfer.access$0(HttpClientRetrieveFileTransfer.java:1075) 的 org.eclipse.ecf.provider.filetransfer.httpclient4.HttpClientRetrieveFileTransfer.performConnect(HttpClientRetrieveFileTransfer.java:1084) .eclipse.ecf.provider.filetransfer.httpclient4.HttpClientRetrieveFileTransfer$1.performFileTransfer(HttpClientRetrieveFileTransfer.java:1071) 在 org.eclipse.ecf.filetransfer.FileTransferJob.run(FileTransferJob.java:74) 在 org.eclipse.core.internal。 jobs.Worker.run(Worker.java:56) 引起：org.apache.http.client.CircularRedirectException：http://mirror.switch.ch/eclipse/releases/oxygen/201804111000/content.xml.xz' 在 org.apache.http.impl.client.DefaultRedirectStrategy.getRedirect(DefaultRedirectStrategy.java:220) 在 org.apache.http 的 org.apache.http.impl.client.DefaultRedirectStrategy.getLocationURI(DefaultRedirectStrategy.java:176)。在 org.apache.http.impl.client.DefaultRequestDirector.execute(DefaultRequestDirector.java:516) 在 org.apache.http.impl.client.AbstractHttpClient.doExecute( AbstractHttpClient.java:884) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:82) at org.eclipse.ecf.provider.filetransfer.httpclient4.HttpClientRetrieveFileTransfer.performConnect(HttpClientRetrieveFileTransfer.java:1084)在 org.eclipse.ecf.provider.filetransfer.httpclient4.HttpClientRetrieveFileTransfer.access$0(HttpClientRetrieveFileTransfer.java:1075) at org.eclipse.ecf.provider.filetransfer.httpclient4.HttpClientRetrieveFileTransfer$1.performFileTransfer(HttpClientRetrieveFileTransfer.java:1071) at org.eclipse.ecf.filetransfer.FileTransferJob.run(FileTransferJob.java:74) ... 还有 1 个