Edge Encryption UI installer fails with an error message 'Unable to contact server'DescriptionEdge UI installer fails and generates the following logs:Sep 23, 2021 3:07:06 PM com.snc.dist.downloader.DistUpgradeDownloader downloadThroughInstanceProxyINFO: Downloading dist 'edgeencryption-trackdomainseparation-05-14-2021_08-02-2021_1900-all.zip' through proxy from http://sc-linedge01.lab3.service-now.com:8080/api/now/dist_download_proxy/download_to_attachment/edgeencryption-trackdomainseparation-05-14-2021_08-02-2021_1900-all.zipSep 23, 2021 3:07:07 PM com.snc.dist.downloader.DistUpgradeDownloader downloadThroughInstanceProxySEVERE: Unable to contact servercom.snc.dist.downloader.DistDownloadException: Unable to contact serverat com.snc.dist.downloader.DistUpgradeDownloader.sendRequest(DistUpgradeDownloader.java:281)at com.snc.dist.downloader.DistUpgradeDownloader.downloadThroughInstanceProxy(DistUpgradeDownloader.java:178)at com.edgeencryption.installer.EdgeDownloader.downloadEdgeZip(EdgeDownloader.java:93)at com.edgeencryption.installer.DownloadAndInstallPage$Download.run(DownloadAndInstallPage.java:182)at java.lang.Thread.run(Unknown Source)Caused by: java.util.concurrent.ExecutionException: java.lang.ExceptionInInitializerErrorat org.eclipse.jetty.client.util.InputStreamResponseListener.get(InputStreamResponseListener.java:221)at com.snc.dist.downloader.DistUpgradeDownloader.sendRequest(DistUpgradeDownloader.java:265)... 4 moreCaused by: java.lang.ExceptionInInitializerErrorat org.eclipse.jetty.http.HttpParser.<clinit>(HttpParser.java:220)at org.eclipse.jetty.client.http.HttpReceiverOverHTTP.<init>(HttpReceiverOverHTTP.java:55)at org.eclipse.jetty.client.http.HttpChannelOverHTTP.newHttpReceiver(HttpChannelOverHTTP.java:60)at org.eclipse.jetty.client.http.HttpChannelOverHTTP.<init>(HttpChannelOverHTTP.java:50)at org.eclipse.jetty.client.http.HttpConnectionOverHTTP.newHttpChannel(HttpConnectionOverHTTP.java:67)at org.eclipse.jetty.client.http.HttpConnectionOverHTTP.<init>(HttpConnectionOverHTTP.java:62)at org.eclipse.jetty.client.http.HttpClientTransportOverHTTP.newHttpConnection(HttpClientTransportOverHTTP.java:71)at org.eclipse.jetty.client.http.HttpClientTransportOverHTTP.newConnection(HttpClientTransportOverHTTP.java:63)at org.eclipse.jetty.client.AbstractConnectorHttpClientTransport$ClientSelectorManager.newConnection(AbstractConnectorHttpClientTransport.java:180)at org.eclipse.jetty.io.ManagedSelector.createEndPoint(ManagedSelector.java:386)at org.eclipse.jetty.io.ManagedSelector.access$2100(ManagedSelector.java:65)at org.eclipse.jetty.io.ManagedSelector$CreateEndPoint.run(ManagedSelector.java:1069)at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)... 1 moreCaused by: java.lang.ArrayIndexOutOfBoundsException: 1at org.eclipse.jetty.http.PreEncodedHttpField.<clinit>(PreEncodedHttpField.java:68)... 15 moreSteps to Reproduce 1. Download edge UI installer from instance2. Run edge UI installer -> java -jar edgeencryption-<version>-installer.jar3. Fill out the required fields until getting to the install screen4. Press InstallThe error "Unable to contact server" occurs and the installation is unsuccessful.WorkaroundThis problem has been fixed. If you are able to upgrade, review the Fixed In section to determine the latest version with a permanent fix your instance can be upgraded to. If a workaround is needed, use command line installer for edge proxy installation.Related Problem: PRB1525780