Program: 54311
Project: 54311
Buggy source:
@Override public void onCreate(Bundle savedInstanceState){
  super.onCreate(savedInstanceState);
  setContentView(LAYOUT);
  if (System.isInitialized() == false) {
    final ProgressDialog dialog=ProgressDialog.show(MainActivity.this,"String_Node_Str","String_Node_Str",true,false);
    new Thread(new Runnable(){
      @Override public void run(){
        dialog.show();
        String fatal=null;
        ToolsInstaller installer=new ToolsInstaller(MainActivity.this.getApplicationContext());
        if (Shell.isRootGranted() == false)         fatal="String_Node_Str";
 else         if (Shell.isBinaryAvailable("String_Node_Str") == false)         fatal="String_Node_Str";
 else         if (installer.needed() && installer.install() == false)         fatal="String_Node_Str";
        dialog.dismiss();
        if (fatal != null) {
          final String fatalMessage=fatal;
          MainActivity.this.runOnUiThread(new Runnable(){
            public void run(){
              new FatalDialog("String_Node_Str",fatalMessage,MainActivity.this).show();
            }
          }
);
        }
 else         if (Network.isWifiConnected(MainActivity.this)) {
          startService(new Intent(MainActivity.this,NetworkMonitorService.class));
        }
      }
    }
).start();
    try {
      System.init(getApplicationContext());
      System.registerPlugin(new PortScanner());
      System.registerPlugin(new Inspector());
      System.registerPlugin(new ExploitFinder());
      System.registerPlugin(new LoginCracker());
      System.registerPlugin(new MITM());
      System.registerPlugin(new PacketForger());
      mTargetAdapter=new TargetAdapter(R.layout.target_list_item);
      setListAdapter(mTargetAdapter);
      mMessageReceiver=new BroadcastReceiver(){
        @Override public void onReceive(        Context context,        Intent intent){
          if (intent.getAction().equals(NetworkMonitorService.NEW_ENDPOINT)) {
            String address=(String)intent.getExtras().get(NetworkMonitorService.ENDPOINT_ADDRESS), hardware=(String)intent.getExtras().get(NetworkMonitorService.ENDPOINT_HARDWARE);
            Target target=Target.getFromString(address);
            target.getEndpoint().setHardware(Endpoint.parseMacAddress(hardware));
            if (System.addOrderedTarget(target) == true) {
              MainActivity.this.runOnUiThread(new Runnable(){
                @Override public void run(){
                  mTargetAdapter.notifyDataSetChanged();
                }
              }
);
            }
          }
 else           if (intent.getAction().equals(UpdateService.UPDATE_AVAILABLE)) {
            final String remoteVersion=(String)intent.getExtras().get(UpdateService.AVAILABLE_VERSION);
            MainActivity.this.runOnUiThread(new Runnable(){
              @Override public void run(){
                new ConfirmDialog("String_Node_Str","String_Node_Str" + remoteVersion + "String_Node_Str",MainActivity.this,new ConfirmDialogListener(){
                  @Override public void onConfirm(){
                    final ProgressDialog dialog=ProgressDialog.show(MainActivity.this,"String_Node_Str","String_Node_Str",true,false);
                    new Thread(new Runnable(){
                      @Override public void run(){
                        if (System.getUpdateManager().downloadUpdate() == false) {
                          MainActivity.this.runOnUiThread(new Runnable(){
                            @Override public void run(){
                              new ErrorDialog("String_Node_Str","String_Node_Str",MainActivity.this).show();
                            }
                          }
);
                        }
                        dialog.dismiss();
                      }
                    }
).start();
                  }
                }
).show();
              }
            }
);
          }
        }
      }
;
      mIntentFilter=new IntentFilter();
      mIntentFilter.addAction(NetworkMonitorService.NEW_ENDPOINT);
      mIntentFilter.addAction(UpdateService.UPDATE_AVAILABLE);
      registerReceiver(mMessageReceiver,mIntentFilter);
      if (System.getSettings().getBoolean("String_Node_Str",true))       startService(new Intent(this,UpdateService.class));
    }
 catch (    Exception e) {
      new FatalDialog("String_Node_Str",e.getMessage(),this).show();
    }
  }
}

Fixed version (ground truth):
@Override public void onCreate(Bundle savedInstanceState){
  super.onCreate(savedInstanceState);
  setContentView(LAYOUT);
  if (mTargetAdapter == null) {
    if (System.isInitialized() == false) {
      new FatalDialog("String_Node_Str","String_Node_Str" + System.getLastError(),this).show();
      return;
    }
    final ProgressDialog dialog=ProgressDialog.show(this,"String_Node_Str","String_Node_Str",true,false);
    new Thread(new Runnable(){
      @Override public void run(){
        dialog.show();
        String fatal=null;
        ToolsInstaller installer=new ToolsInstaller(MainActivity.this.getApplicationContext());
        if (Shell.isRootGranted() == false)         fatal="String_Node_Str";
 else         if (Shell.isBinaryAvailable("String_Node_Str") == false)         fatal="String_Node_Str";
 else         if (installer.needed() && installer.install() == false)         fatal="String_Node_Str";
        dialog.dismiss();
        if (fatal != null) {
          final String ffatal=fatal;
          MainActivity.this.runOnUiThread(new Runnable(){
            @Override public void run(){
              new FatalDialog("String_Node_Str",ffatal,MainActivity.this).show();
            }
          }
);
        }
 else         if (Network.isWifiConnected(MainActivity.this)) {
          startService(new Intent(MainActivity.this,NetworkMonitorService.class));
        }
        MainActivity.this.runOnUiThread(new Runnable(){
          @Override public void run(){
            try {
              mTargetAdapter=new TargetAdapter(R.layout.target_list_item);
              setListAdapter(mTargetAdapter);
              mMessageReceiver=new BroadcastReceiver(){
                @Override public void onReceive(                Context context,                Intent intent){
                  if (intent.getAction().equals(NetworkMonitorService.NEW_ENDPOINT)) {
                    String address=(String)intent.getExtras().get(NetworkMonitorService.ENDPOINT_ADDRESS), hardware=(String)intent.getExtras().get(NetworkMonitorService.ENDPOINT_HARDWARE);
                    Target target=Target.getFromString(address);
                    target.getEndpoint().setHardware(Endpoint.parseMacAddress(hardware));
                    if (System.addOrderedTarget(target) == true) {
                      MainActivity.this.runOnUiThread(new Runnable(){
                        @Override public void run(){
                          mTargetAdapter.notifyDataSetChanged();
                        }
                      }
);
                    }
                  }
 else                   if (intent.getAction().equals(UpdateService.UPDATE_AVAILABLE)) {
                    final String remoteVersion=(String)intent.getExtras().get(UpdateService.AVAILABLE_VERSION);
                    MainActivity.this.runOnUiThread(new Runnable(){
                      @Override public void run(){
                        new ConfirmDialog("String_Node_Str","String_Node_Str" + remoteVersion + "String_Node_Str",MainActivity.this,new ConfirmDialogListener(){
                          @Override public void onConfirm(){
                            final ProgressDialog dialog=ProgressDialog.show(MainActivity.this,"String_Node_Str","String_Node_Str",true,false);
                            new Thread(new Runnable(){
                              @Override public void run(){
                                if (System.getUpdateManager().downloadUpdate() == false) {
                                  MainActivity.this.runOnUiThread(new Runnable(){
                                    @Override public void run(){
                                      new ErrorDialog("String_Node_Str","String_Node_Str",MainActivity.this).show();
                                    }
                                  }
);
                                }
                                dialog.dismiss();
                              }
                            }
).start();
                          }
                        }
).show();
                      }
                    }
);
                  }
                }
              }
;
              mIntentFilter=new IntentFilter();
              mIntentFilter.addAction(NetworkMonitorService.NEW_ENDPOINT);
              mIntentFilter.addAction(UpdateService.UPDATE_AVAILABLE);
              registerReceiver(mMessageReceiver,mIntentFilter);
              if (System.getSettings().getBoolean("String_Node_Str",true))               startService(new Intent(MainActivity.this,UpdateService.class));
            }
 catch (            Exception e) {
              new FatalDialog("String_Node_Str",e.getMessage(),MainActivity.this).show();
            }
          }
        }
);
      }
    }
).start();
  }
}