[horde] Error message "Required secret is invalid - potentially malicious request."

[Frédéric Le Berre]

Hello

I've a problem when I'm logged on horde.

when I clic on "deconnection" I've this message.

"Required secret is invalid - potentially malicious request."

I've Mysql based sessions, and I'don't have this problem with MIMP or DIMP

Thanks

-- 
Frédéric Le Berre   
Administrateur Système 
Rectorat Amiens     
Tel: (33) 3 22 82 69 51