qr code back to game certification activity crash bug

app/src/main/java/com/sheep/gamegroup/view/activity/GameCertificationActivity.java

@@ -172,8 +172,12 @@ public class GameCertificationActivity extends BaseActivity {
     }
 
     private void hasToken() {
-        progress.setVisibility(View.GONE);
-        mainLayout.setVisibility(View.VISIBLE);
+        if (progress != null) {
+            progress.setVisibility(View.GONE);
+        }
+        if (mainLayout != null) {
+            mainLayout.setVisibility(View.VISIBLE);
+        }
         if (userList.isEmpty()) {
             Jump2View.getInstance().goLoginViewWithoutFinish(this, SheepApp.getInstance().getGameCode());
         }