In the ProxySG Management Console, BCWF (Blue Coat WebFilter) Communication Status has a "WARNING" in Health Monitoring:
Blue Coat WebFilter Communication Status
Current State : WARNING
Last Transition : Thu, 13 Nov 2015 12:00:47 UTC
Current Value : Blue Coat has 10 update errors
Unit of Measurement : update errors
Warning Threshold : 10
Warning Interval : 0
Critical Threshold : 20
Critical Interval : 0
Notification Method : log
BCWF had up to 10 download failures since the last boot. Check if the download is still failing by going to the advanced URL:
https://<IP_address>:8082/ContentFilter/Blue%20Coat/Log
If the last download is successful, clear this warning by rebooting the ProxySG appliance.
Refer to the following articles if download failures persist:
Socket Connection Error is seen after the download of the Blue Coat Web Filter fails.
401 error when downloading Content Filtering database on the ProxySG