NextGEN Gallery was updated to version 1.8.3. Changelog:
- Changed : Support for simple custom permalink structures (i.e. /%category%/%postname%/)
- Bugfix : Sub-Albums in Albums didn’t create the correct link
- Bugfix : AJAX Pagination didn’t work anymore
- Bugfix : Adding index.php to home_url()
- Bugfix : Preview picture lost on backend gallery page 2 or higher