DotNetNuke 4.5.5 released
Yes. An update version of DotNetNuke 4.5.4 has been released. Two significan bugs which were introduced with 4.5.4 and which affected a large number of sites. You can download it here : http://www.dotnetnuke.com or directly from this link : http://sourceforge.net/project/showfiles.php?group_id=77052
Enjoy it.