Added try/catch to fix crash when showing task edit popover after delay

astrid/src/com/todoroo/astrid/activity/TaskListFragment.java

@@ -1054,6 +1054,7 @@ public class TaskListFragment extends ListFragment implements OnScrollListener,
             imm.hideSoftInputFromWindow(quickAddBox.getWindowToken(), 0);
             getListView().postDelayed(new Runnable() {
                 public void run() {
+                    try {
                         if (taskAdapter != null && taskAdapter.getCount() > 0) {
                             final View view = getListView().getChildAt(
                                     getListView().getChildCount() - 1);
@@ -1063,6 +1064,9 @@ public class TaskListFragment extends ListFragment implements OnScrollListener,
                                 Preferences.setBoolean(R.string.p_showed_tap_task_help, true);
                             }
                         }
+                    } catch (IllegalStateException e) {
+                        // Whoops, view is gone. Try again later
+                    }
                 }
             }, 1000L);