[SM-USERS] Preference database error (unknown error). Exiting abnormally

[Harlei]

Hello all...   i have a problem when i enter a valid user and password the squirrelmail return this mensage: Preference database error (unknown error). Exiting abnormally   my postfix is working well... i recive and send e-mails normaly... i try use IMAP on Postfix and work well too... the problem in on the squirrelmail...   someone can help me?   sorry, i'm brasilian and i have a poor english...   i will wait a answer   thanks   Harlei Liguori Marcelino