java.io.IOException: Server returned HTTP response code: 502 for URL: https://api.simpleminecraft.ru/launcher/updater/check
at sun.net.www.protocol.http.HttpURLConnection.getInputStream0(Unknown Source)
at sun.net.www.protocol.http.HttpURLConnection.getInputStream(Unknown Source)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.getInputStream(Unknown Source)
at ru.simplemc.updater.utils.HTTPUtils.post(HTTPUtils.java:110)
at ru.simplemc.updater.utils.HTTPUtils.post(HTTPUtils.java:126)
at ru.simplemc.updater.utils.HTTPUtils.post(HTTPUtils.java:128)
at ru.simplemc.updater.utils.HTTPUtils.post(HTTPUtils.java:89)
at ru.simplemc.updater.thread.UpdateThread.getUpdaterServerResponse(UpdateThread.java:101)
at ru.simplemc.updater.thread.UpdateThread.run(UpdateThread.java:36)