ficus.master problem (after install it, lms is down but cms has no problem ...)

[dim kar]

After a successful installation of open-release/ficus.master when I run lms is down while cms has no problem.

I have check the /edx/var/log/lms/edx.log file and it shows me the problem below (maybe something with celery_worker but I can't understand). Have you got any ideas what to do to start edxapp:lms