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Sanghwa Jung
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dose anyone know why this exception suddenly appear.
up until yesterday I was able to push android gcm. but now not working

javax.net.ssl.SSLKeyException: FATAL Alert:BAD_CERTIFICATE - A corrupt or unuseable certificate was received.
        at com.certicom.tls.interfaceimpl.TLSConnectionImpl.fireException(Unknown Source)
        at com.certicom.tls.interfaceimpl.TLSConnectionImpl.fireAlertSent(Unknown Source)
        at com.certicom.tls.record.handshake.HandshakeHandler.fireAlert(Unknown Source)
        at com.certicom.tls.record.handshake.HandshakeHandler.handleHandshakeMessages(Unknown Source)
        at com.certicom.tls.record.MessageInterpreter.interpretContent(Unknown Source)
        at com.certicom.tls.record.MessageInterpreter.decryptMessage(Unknown Source)
        at com.certicom.tls.record.ReadHandler.processRecord(Unknown Source)
        at com.certicom.tls.record.ReadHandler.readRecord(Unknown Source)
        at com.certicom.tls.record.ReadHandler.readUntilHandshakeComplete(Unknown Source)
        at com.certicom.tls.interfaceimpl.TLSConnectionImpl.completeHandshake(Unknown Source)
        at com.certicom.tls.record.WriteHandler.write(Unknown Source)
       at com.certicom.io.OutputSSLIOStreamWrapper.write(Unknown Source)
        at java.io.BufferedOutputStream.flushBuffer(BufferedOutputStream.java:65)
        at java.io.BufferedOutputStream.flush(BufferedOutputStream.java:123)
        at java.io.FilterOutputStream.flush(FilterOutputStream.java:123)
        at weblogic.net.http.HttpURLConnection.writeRequests(HttpURLConnection.java:158)
        at weblogic.net.http.HttpURLConnection.getOutputStream(HttpURLConnection.java:243)
        at com.google.android.gcm.server.Sender.post(Sender.java:479)
        at com.google.android.gcm.server.Sender.sendNoRetry(Sender.java:360)
        at com.google.android.gcm.server.Sender.send(Sender.java:261)
        at 

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