Fixed error

app/src/main/java/com/example/ueberwachungssystem/MainActivity.java

@@ -86,7 +86,7 @@ public class MainActivity extends AppCompatActivity implements View.OnClickListe
     @Override
     protected void onResume() {
         super.onResume();
-        communication = new WifiCommunication(MainActivity.this, 1234);
+        communication = new WifiCommunication(1234);
     }
 
     public void onClickZeigeFragment1(View view) {