Program: 146810
Project: 146810
Buggy source:
private void tryDownload(AuthenticatedHttpTransportMessage message){
  listener.statusUpdate(CommCareOTARestoreListener.RESTORE_DOWNLOAD);
  Logger.log("String_Node_Str","String_Node_Str");
  try {
    if (message.getUrl() == null) {
      listener.onFailure(Localization.get("String_Node_Str"));
      listener.refreshView();
      listener.onFailure(null);
      return;
    }
    AuthenticatedHttpTransportMessage sent=(AuthenticatedHttpTransportMessage)TransportService.sendBlocking(message);
    if (sent.isSuccess()) {
      listener.statusUpdate(CommCareOTARestoreListener.RESTORE_CONNECTION_MADE);
      try {
        downloadRemoteData(sent.getResponse());
        return;
      }
 catch (      IOException e) {
        listener.getCredentials();
        listener.statusUpdate(CommCareOTARestoreListener.RESTORE_BAD_DOWNLOAD);
        listener.onFailure(Localization.get("String_Node_Str",new String[]{WrappedException.printException(e)}));
        return;
      }
    }
 else {
      if (sent.getResponseCode() == 401) {
        listener.statusUpdate(CommCareOTARestoreListener.RESTORE_BAD_CREDENTIALS);
        if (authAttempts > 0) {
          Logger.log("String_Node_Str","String_Node_Str" + authAttempts + "String_Node_Str");
          authAttempts--;
          getCredentials();
        }
 else {
          System.out.println("String_Node_Str");
          listener.onFailure(Localization.get("String_Node_Str"));
        }
        return;
      }
 else       if (sent.getResponseCode() == 404) {
        listener.statusUpdate(CommCareOTARestoreListener.RESTORE_BAD_SERVER);
        listener.promptRetry(Localization.get("String_Node_Str"));
        return;
      }
 else       if (sent.getResponseCode() == 412) {
        listener.statusUpdate(CommCareOTARestoreListener.RESTORE_BAD_DB);
        startRecovery();
        return;
      }
 else       if (sent.getResponseCode() == 503) {
        listener.statusUpdate(CommCareOTARestoreListener.RESTORE_DB_BUSY);
        listener.promptRetry(Localization.get("String_Node_Str"));
        return;
      }
 else       if (sent.getResponseCode() == 0) {
        listener.promptRetry(Localization.get("String_Node_Str"));
      }
 else {
        listener.statusUpdate(CommCareOTARestoreListener.RESTORE_FAIL_OTHER);
        listener.promptRetry(Localization.get("String_Node_Str",new String[]{sent.getFailureReason()}));
        return;
      }
    }
  }
 catch (  TransportException e) {
    listener.statusUpdate(CommCareOTARestoreListener.RESTORE_CONNECTION_FAIL_ENTRY);
    listener.promptRetry(Localization.get("String_Node_Str",new String[]{WrappedException.printException(e)}));
  }
}

Fixed version (ground truth):
private void tryDownload(AuthenticatedHttpTransportMessage message){
  listener.statusUpdate(CommCareOTARestoreListener.RESTORE_DOWNLOAD);
  Logger.log("String_Node_Str","String_Node_Str");
  try {
    if (message.getUrl() == null) {
      listener.onFailure(Localization.get("String_Node_Str"));
      listener.refreshView();
      listener.onFailure(null);
      return;
    }
    AuthenticatedHttpTransportMessage sent=(AuthenticatedHttpTransportMessage)TransportService.sendBlocking(message);
    if (sent.isSuccess()) {
      listener.statusUpdate(CommCareOTARestoreListener.RESTORE_CONNECTION_MADE);
      try {
        downloadRemoteData(sent.getResponse());
        return;
      }
 catch (      IOException e) {
        listener.getCredentials();
        listener.statusUpdate(CommCareOTARestoreListener.RESTORE_BAD_DOWNLOAD);
        listener.onFailure(Localization.get("String_Node_Str",new String[]{WrappedException.printException(e)}));
        return;
      }
    }
 else {
      if (sent.getResponseCode() == 401) {
        listener.statusUpdate(CommCareOTARestoreListener.RESTORE_BAD_CREDENTIALS);
        Logger.log("String_Node_Str",Localization.get("String_Node_Str"));
        getCredentials();
        return;
      }
 else       if (sent.getResponseCode() == 404) {
        listener.statusUpdate(CommCareOTARestoreListener.RESTORE_BAD_SERVER);
        listener.promptRetry(Localization.get("String_Node_Str"));
        return;
      }
 else       if (sent.getResponseCode() == 412) {
        listener.statusUpdate(CommCareOTARestoreListener.RESTORE_BAD_DB);
        startRecovery();
        return;
      }
 else       if (sent.getResponseCode() == 503) {
        listener.statusUpdate(CommCareOTARestoreListener.RESTORE_DB_BUSY);
        listener.promptRetry(Localization.get("String_Node_Str"));
        return;
      }
 else       if (sent.getResponseCode() == 0) {
        listener.promptRetry(Localization.get("String_Node_Str"));
      }
 else {
        listener.statusUpdate(CommCareOTARestoreListener.RESTORE_FAIL_OTHER);
        listener.promptRetry(Localization.get("String_Node_Str",new String[]{sent.getFailureReason()}));
        return;
      }
    }
  }
 catch (  TransportException e) {
    listener.statusUpdate(CommCareOTARestoreListener.RESTORE_CONNECTION_FAIL_ENTRY);
    listener.promptRetry(Localization.get("String_Node_Str",new String[]{WrappedException.printException(e)}));
  }
}