[horde] Horde CVS login not working

[Jens A. Tkotz]

Hi,

since a few days the login into horde is not working.

i get

Warning: Unknown(): The session id contains illegal characters, valid
characters are only a-z, A-Z and 0-9 in Unknown on line 0

Warning: Unknown(): Failed to write session data (files). Please verify
that the current setting of session.save_path is correct (/tmp) in
Unknown on line 0

OS : Linux 2.4.20
Apache : 1.3.27
PHP : 4.3.1
DB : mysql 4.0.12
Horde Version : Latest CVS HEAD (latest update a few minutes ago)
Horde Application : imp, turba, gollem, trean, troll, vacation, nic 
(Also latest CVS HEAD)


regards,

Jens