Hello, I use twinkle as SIP phone, somtimes it works fine, sometimes it freezes and in this case when I kill it I get: kbuildsycoca running... X Error: BadWindow (invalid Window parameter) 3 Major opcode: 7 Minor opcode: 0 Resource id: 0x2800188 Processus stoped Is the problem comes from debian or from twinkle ? cat /etc/issue: Debian GNU/Linux lenny/sid \n \l uname -r : 2.6.18-4-amd64 apt-cache show twinkle | grep Vers: Version: 1:1.0-3 tia -- Gérard