The categorization database is downloaded from GFI’s update servers. If your firewall blocks its own updates, you’ll see this error.
The core Kerio Control software license may be active, but the add-on Web Filter license has expired or failed to sync. all URL filtering
When this happens, all URL filtering, content blocking, and web category rules stop working. Traffic is either allowed or blocked entirely based on a broken database, leaving your network either over-restricted or completely unprotected from malicious sites. restart the categorization service.
Is your software maintenance agreement () currently active? all URL filtering
Navigate to -> Advanced Options -> Software Update . Click Check Now .
After freeing space, restart the categorization service.