Retrieve update set fails with "Unable to connect to remote instanceSocket timeout" errorDescription<!-- div.margin{ padding: 10px 40px 40px 30px; } table.tocTable{ border: 1px solid; border-color:#E0E0E0; background-color: rgb(245, 245, 245); padding-top: .6em; padding-bottom: .6em; padding-left: .9em; padding-right: .6em; } table.noteTable{ border:1px solid; border-color:#E0E0E0; background-color: rgb(245, 245, 245); width: 100%; border-spacing:2; } table.internalTable{ border:1px solid; border-color:#E0E0E0; background-color: rgb(245, 245, 245); width: 100%; border-spacing:0; } .sp td{ border-bottom: 1px solid; border-right: 1px solid; border-color:#E0E0E0; background-color: #ffffff; height: 20px; padding-top: .5em; padding-bottom: .5em; padding-left: .5em; padding-right: .5em; } .sphr td{ border-right: 1px solid; border-bottom: 1px solid; border-color:#E0E0E0; background-color: rgb(245, 245, 245); padding-top: .5em; padding-bottom: .5em; padding-left: .5em; padding-right: .5em; height: 20px; } .title { color: #D1232B; font-weight:; font-size:25px; } .hd1{ color: #D1232B; font-weight:; font-size:18px; } .hd2{ color: #646464; font-weight:bold; font-size:16px; } .hd3{ color: #7a7a7a; font-weight:; font-size:16 px; text-decoration:; } .hd4{ color: #000000; font-weight:bold; font-size:14 px; text-decoration:; } --> Retrieving an update set fails with "Unable to connect to remote instanceSocket timeout" ProblemRetrieving an update set fails with "Unable to connect to remote instanceSocket timeout" error. Symptoms The wrapper logs show: -- wrapper.log ----INFO | jvm 2 | 2017/06/09 10:26:08.081 | - Required proxy credentials not available for BASIC <any realm>@servername:portINFO | jvm 2 | 2017/06/09 10:26:08.081 | - Preemptive authentication requested but no default proxy credentials available-- wrapper.log ---- The localhost shows: --localhost-----2017-06-07 10:09:43 (092) Default-thread-11 SESSIONID SEVERE *** ERROR *** Method failed: (http://servername:port/hub.do?method=instance_properties)HTTP/1.1 503 Service Unavailable with code: 5032017-06-07 10:09:43 (096) Default-thread-11 SESSIONID SEVERE *** ERROR *** java.lang.NullPointerException java.lang.NullPointerException2017-06-07 10:09:53 (120) Default-thread-11 SESSIONID WARNING *** WARNING *** Socket timeout2017-06-07 10:09:53 (120) Default-thread-11 SESSIONID SEVERE *** ERROR *** GetKeys failed (Socket timeout)2017-06-07 10:09:53 (184) Default-thread-11 SESSIONID #355448 /xmlhttp.do -- total transaction time: 0:01:09.520, tra --localhost----- Cause The glide.http.proxy_host system property is set but is not configured as servername. For more information about this property, see the product documentation topic Basic proxy setup. Resolution Instead of: glide.http.proxy_host = servername Resolve the problem by using the following setting: glide.http.proxy_host = -empty- (blank)