java.io.IOException: Server returned HTTP response code: 400 for URL: http://104.236.211.12/exception/report
   at sun.net.www.protocol.http.HttpURLConnection.getInputStream0(HttpURLConnection.java:1840)
   at sun.net.www.protocol.http.HttpURLConnection.access$200(HttpURLConnection.java:90)
   at sun.net.www.protocol.http.HttpURLConnection$9.run(HttpURLConnection.java:1433)
   at sun.net.www.protocol.http.HttpURLConnection$9.run(HttpURLConnection.java:1431)
   at java.security.AccessController.doPrivileged(AccessController.java:0)
   at java.security.AccessController.doPrivilegedWithCombiner(AccessController.java:782)
   at sun.net.www.protocol.http.HttpURLConnection.getInputStream(HttpURLConnection.java:1430)
   at com.qualixium.playnb.d.d.a(d.java:47)
   at com.qualixium.playnb.d.a.b(a.java:33)
   at com.qualixium.playnb.d.b.a(b.java:14)
   at com.qualixium.playnb.d.b.doInBackground(b.java:5)
   at javax.swing.SwingWorker$1.call(SwingWorker.java:295)
   at java.util.concurrent.FutureTask.run(FutureTask.java:266)
   at javax.swing.SwingWorker.run(SwingWorker.java:334)
   at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
   at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
   at java.lang.Thread.run(Thread.java:745)