I loaded Gallery 2.2 upgrade from my host on two websites and get the same error on both when trying to do setup system checks.
Error: Some files and or directories in your storage directory are not writeable by the webserver user. Run chown -R webserverUser /home/users/web/b752/ipw.stateshoot/public_html/gallery/g2data/ OR run chmod -R 777 /home/users/web/b752/ipw.stateshoot/public_html/gallery/g2data/.
Gallery version 2.2
Database Activated toolkits
Operating system Windows XP Media
Browser Internet Explorer 8