I had this exact same problem after migrating mail accounts from Cpanel to Plesk 12. Outlook works, Horde works, Roundcube doesn't work unless I manually change the password after migration (even if only to the exact same as before).
The roundcube log only holds the following relevant entry...
Hi, I've encountered the following problem, and after searching for and attempting a couple of different solutions, I've gotten no closer to getting it solved.
I've got a password-protected site on a subdomain that should only be accessible over https. To do this I have the following in...