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via Google Groups by Marcel Overdijk, 2 years ago
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java.net.UnknownHostException: appengine.google.com	at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:195)	at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:366)	at java.net.Socket.connect(Socket.java:529)	at com.sun.net.ssl.internal.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:559)	at com.sun.net.ssl.internal.ssl.BaseSSLSocketImpl.connect(BaseSSLSocketImpl.java:141)	at sun.net.NetworkClient.doConnect(NetworkClient.java:163)	at sun.net.www.http.HttpClient.openServer(HttpClient.java:395)	at sun.net.www.http.HttpClient.openServer(HttpClient.java:530)	at sun.net.www.protocol.https.HttpsClient.(HttpsClient.java:272)	at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:329)	at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:172)	at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:911)	at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:158)	at sun.net.www.protocol.http.HttpURLConnection.getInputStream(HttpURLConnection.java:1172)	at sun.net.www.protocol.https.HttpsURLConnectionImpl.getInputStream(HttpsURLConnectionImpl.java:234)	at java.net.URL.openStream(URL.java:1010)	at com.google.appengine.tools.info.RemoteVersionFactory.getVersion(RemoteVersionFactory.java:76)	at com.google.appengine.tools.info.UpdateCheck.checkForUpdates(UpdateCheck.java:99)	at com.google.appengine.tools.info.UpdateCheck.doNagScreen(UpdateCheck.java:174)	at com.google.appengine.tools.info.UpdateCheck.maybePrintNagScreen(UpdateCheck.java:142)	at com.google.appengine.tools.development.DevAppServerMain$StartAction.apply(DevAppServerMain.java:289)	at com.google.appengine.tools.util.Parser$ParseResult.applyArgs(Parser.java:48)	at com.google.appengine.tools.development.DevAppServerMain.(DevAppServerMain.java:249)	at com.google.appengine.tools.development.DevAppServerMain.main(DevAppServerMain.java:225)