There’s a few issues with PHP 5.2.5 and the version of Horde that is bundled with Plesk 8.1.x and 8.2.x. The PHP include paths that appear in the Apache configuration generated by Plesk conflict with the PHP installation, and that causes the Horde webmail interface to segmentation fault.
To fix the problem, create a file [...]
Apparently, a recent Red Hat Enterprise Linux update for ES3, 4 and 5 caused some Perl applications to throw errors like these:
unable to call function somefunction on undefined value
Of course, replace somefunction with your function of choice. To correct the issue, you can force CPAN to bring back a more sane version of Scalar::Util:
# [...]
By default, Red Hat Enterprise Linux 4 sets the default character set in Apache to UTF-8. Your specific web application may need for the character set to be set to a different value, and the change can be made fairly easily. Here’s an example where the character set is changed to ISO-8859-1:
First, adjust [...]
On brand new Plesk 8.2.x installations or on servers that have been upgraded to Plesk 8.2.x, you might run into this error when you attempt to log into squirrelmail after it was installed via RPM:
Error opening /var/lib/squirrelmail/prefs/default_pref
Could not create initial preference file!
/var/lib/squirrelmail/prefs/ should be writable by user apache
Please contact your system administrator and report this [...]
I’ve seen quite a few situations where the Horde login process can take upwards of 45 minutes to log a user into the webmail interface. There’s a few issues that can cause these extended delays, and most of them can be fixed rather easily:
Too many filters / Giant whitelists and blacklists
This is the biggest [...]
