Aren't we supposed to deactivate all plugins before upgrading? Or did I miss something? On 2/2/06, Zhao Jason <zhao.qianli at gmail.com> wrote: > > My God, I find out the cause finally! The plugin "Adhesive 3.0 for wp2.0" > seems to be not compatible with WP 2.0.1, so when I deactivated this > plugin, > Upgrading to 2.0.1 was successful! > >