Mandatory information about my setup:
Have I read the related troubleshooter articles above before posting (which pages?)? searched for joomla core
Have I searched the tickets before posting? yes
Have I read the documentation before posting (which pages?)? yes
Joomla! version: 1.7.5
PHP version: 5.2.17
MySQL version:
Host: hostgator
Admin Tools version: 1.2.14
Description of my issue: I want to upgrade this site to 2.5 but am having difficulty using Admin Tools - It says that the "joomla core" is unknown. - Also, Akeeba BackUp keeps disappearing from the list of components but is still visible under "manage" - please help!