I add the required additional information:
– WordPress up to date? => YES.
– NextGEN up to date? => The latest available.
– What version of NextGEN Gallery did you upgrade from? => It’s a fresh installation
– MySQL up to date (at least 5.0)? => 5.0.92-enterprise-gpl-log
– PHP up to date (at least 5.2.4)? => 5.3.28
– The mod_rewrite Apache module activated? => I don’t know, sorry!
– PHP Safe Mode OFF? => Yes.
Additional information that will help us find a solution:
– Who are you hosted with? => Aruba
– What theme are you running? => The default administration theme
– Which plugins do you have installed and activated? => I deactivated all the plugins, but nothing happened.