Fix crash in alarm adapter

        @Override

        public View getView(int position, View convertView, ViewGroup parent) {

            if (!getCursor().moveToPosition(position)) {

                throw new IllegalStateException("couldn't move cursor to position " + position);

                // May happen if the last alarm was deleted and the cursor refreshed while the

                // list is updated.

                Log.v("couldn't move cursor to position " + position);

                return null;

            }

            View v;

            if (convertView == null) {