Check your BPS Pro Security Log for any log entries that have the Comprehensive Google Map Plugin name/path in the log entry. If you see a log entry with this plugin’s name/path then next do the Standard BPS Pro troubleshooting steps to isolate which security feature is causing this issue.
Standard BPS Pro troubleshooting steps.
http://forum.ait-pro.com/forums/topic/read-me-first-pro/#bps-pro-general-troubleshooting
Once you have done these things above and confirmed that BPS Pro is blocking something in this plugin and you have isolated which security feature that is then post the Security Log entry that was logged for this plugin.