We will be upgrading FogBugz On Demand to version 8.9.115 this Wednesday night. The maintenance window will open promptly at 0200 UTC, April 24 (2200 EDT, April 23) and will remain open for one hour. Customers should expect up to 15 minutes of service interruption while their account is upgraded, but most upgrades will take approximately 5 minutes. This service interruption may occur at any time during the maintenance window.
You can find release notes for FogBugz On Demand 8.9.115 on our customer service portal: http://help.fogcreek.com! If you have any questions about this upgrade, please don't hesitate to reach out to us.