triplea.engine.version.bin:1.9 Failed while attempting to check for a new Version Failed while attempting to check for a new Version java.net.UnknownHostException: raw.githubusercontent.com at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184) at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392) at java.net.Socket.connect(Socket.java:589) at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:673) at sun.security.ssl.BaseSSLSocketImpl.connect(BaseSSLSocketImpl.java:173) at sun.net.NetworkClient.doConnect(NetworkClient.java:180) at sun.net.www.http.HttpClient.openServer(HttpClient.java:463) at sun.net.www.http.HttpClient.openServer(HttpClient.java:558) at sun.net.www.protocol.https.HttpsClient.(HttpsClient.java:264) at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367) at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:191) at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1156) at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1050) at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:177) at sun.net.www.protocol.http.HttpURLConnection.getInputStream0(HttpURLConnection.java:1564) at sun.net.www.protocol.http.HttpURLConnection.getInputStream(HttpURLConnection.java:1492) at sun.net.www.protocol.https.HttpsURLConnectionImpl.getInputStream(HttpsURLConnectionImpl.java:263) at java.net.URL.openStream(URL.java:1045) at games.strategy.engine.framework.EngineVersionProperties.getProperties(EngineVersionProperties.java:86) at games.strategy.engine.framework.EngineVersionProperties.(EngineVersionProperties.java:35) at games.strategy.engine.framework.EngineVersionProperties.lambda$contactServerForEngineVersionProperties$73(EngineVersionProperties.java:64) at java.lang.Thread.run(Thread.java:748) java.net.UnknownHostException: raw.githubusercontent.com at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184) at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392) at java.net.Socket.connect(Socket.java:589) at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:673) at sun.security.ssl.BaseSSLSocketImpl.connect(BaseSSLSocketImpl.java:173) at sun.net.NetworkClient.doConnect(NetworkClient.java:180) at sun.net.www.http.HttpClient.openServer(HttpClient.java:463) at sun.net.www.http.HttpClient.openServer(HttpClient.java:558) at sun.net.www.protocol.https.HttpsClient.(HttpsClient.java:264) at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367) at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:191) at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1156) at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1050) at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:177) at sun.net.www.protocol.http.HttpURLConnection.getInputStream0(HttpURLConnection.java:1564) at sun.net.www.protocol.http.HttpURLConnection.getInputStream(HttpURLConnection.java:1492) at sun.net.www.protocol.https.HttpsURLConnectionImpl.getInputStream(HttpsURLConnectionImpl.java:263) at java.net.URL.openStream(URL.java:1045) at games.strategy.engine.framework.EngineVersionProperties.getProperties(EngineVersionProperties.java:86) at games.strategy.engine.framework.EngineVersionProperties.(EngineVersionProperties.java:35) at games.strategy.engine.framework.EngineVersionProperties.lambda$contactServerForEngineVersionProperties$73(EngineVersionProperties.java:64) at java.lang.Thread.run(Thread.java:748) java.lang.ExceptionInInitializerError at games.strategy.net.HeadlessServerMessenger.(HeadlessServerMessenger.java:18) at games.strategy.engine.framework.startup.launcher.LocalLauncher.launchInNewThread(LocalLauncher.java:40) at games.strategy.engine.framework.startup.launcher.AbstractLauncher.lambda$launch$117(AbstractLauncher.java:43) at java.lang.Thread.run(Thread.java:748) Caused by: java.lang.IllegalStateException: java.net.UnknownHostException: lenovo-shezbit-n585: lenovo-shezbit-n585: Temporary failure in name resolution at games.strategy.net.Node.(Node.java:23) ... 4 more Caused by: java.net.UnknownHostException: lenovo-shezbit-n585: lenovo-shezbit-n585: Temporary failure in name resolution at java.net.InetAddress.getLocalHost(InetAddress.java:1505) at games.strategy.net.Node.(Node.java:21) ... 4 more Caused by: java.net.UnknownHostException: lenovo-shezbit-n585: Temporary failure in name resolution at java.net.Inet6AddressImpl.lookupAllHostAddr(Native Method) at java.net.InetAddress$2.lookupAllHostAddr(InetAddress.java:928) at java.net.InetAddress.getAddressesFromNameService(InetAddress.java:1323) at java.net.InetAddress.getLocalHost(InetAddress.java:1500) ... 5 more