Hello, On Mon, 7 Jan 2002, Chris Fischer wrote: > I have nearly the same error doing the exact same thing: > > Warning: Undefined index: imp in /var/www/html/horde/lib/Registry.php on > line 626 You have to configure the application (IMP) in horde/config/registry.php by uncommenting the stanza for IMP. Check the horde/imp/docs/INSTALL file (CONFIGURING IMP). I hope I have given you a pointer (: Raul