After updating to current SVN version 55803 for mediawiki and extensions, the Smoothgallery fails and gives the following warnings on top of pages it is used on:
Warning: Invalid argument supplied for foreach() in /usr/share/mediawikistaging/extensions/SmoothGallery/SmoothGalleryClass.php on line 23
Warning: Invalid argument supplied for foreach() in /usr/share/mediawikistaging/extensions/SmoothGallery/SmoothGalleryClass.php on line 78
Version: unspecified
Severity: normal