Не работает звук в tvtime (ubuntu 11.04)

.Running tvtime 1.0.2. Reading configuration from /etc/tvtime/tvtime.xml I/O warning : failed to load external entity "/home/oem/.tvtime/tvtime.xml" I/O error : Permission denied I/O error : Permission denied Cannot change owner of /home/oem/.tvtime/tvtime.xml: Permission denied. mixer: find error: Success mixer: Can’t open mixer default, mixer volume and mute unavailable. mixer: Can’t open device default/Line, mixer volume and mute unavailable. I/O error : Permission denied