fix ui crash bug

app/src/main/java/org/schabi/newpipe/report/ErrorActivity.java

@@ -234,6 +234,7 @@ public class ErrorActivity extends AppCompatActivity {
         Intent intent = new Intent(context, ErrorActivity.class);
         intent.putExtra(ERROR_INFO, errorInfo);
         intent.putExtra(ERROR_LIST, el);
+        intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
         context.startActivity(intent);
     }