PROBLEM: When attempting to run a report from the PR-Tracker Reports menu, I get the following error message: "# The project database format does not match this version of PR-Tracker ...." SOLUTION: This is a bug that can occur after upgrading from PR-Tracker 5.0 to 5.10. To fix the problem, download the latest version the latest version of PR-Tracker and install it. If you don't want to upgrade PR-Tracker you can work around the problem by making a change to the project configuration. The undo the change. This will update the project's .CFG file and fix the error.