Prevent crash

app/src/main/java/eu/faircode/email/FragmentMessages.java

@@ -5336,11 +5336,15 @@ public class FragmentMessages extends FragmentBase implements SharedPreferences.
                 view.post(new Runnable() {
                     @Override
                     public void run() {
+                        try {
                             if (selectionTracker == null)
                                 return;
                             selectionTracker.clearSelection();
                             for (long id : ids)
                                 selectionTracker.select(id);
+                        } catch (Throwable ex) {
+                            Log.e(ex);
+                        }
                     }
                 });
             }