cPanel : Erro no login do Horde! Horde login error !

Warning: Unknown: write failed: Disk quota exceeded (122) 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 (/var/cpanel/userhomes/cpanelhorde/sessions) in Unknown on line 0

Tente usar o script como root em seu dedicado linux:

/scripts/autorepair phpapps_owner_fix

Com este script o cPanel irá resetar todas as cotas dos usuários cPanel.