Error:  The expression on open you entered as the event property setting produced the following error: file format no longer supported.

Problem: 

ProTracker advantage will not load the entire program, only the top menus display and the above error is received.

Cause:

Windows Update for Microsoft Access 2010 (KB3085515)

Solution

Try uninstalling Windows update KB3085515. Control panel > Uninstall program > View installed updates

OR

Switch to the 2003 Microsoft Access runtime version using the steps below.

1. Download http://protracker.com/download/tools/AccessRuntime2003.zip

2. Unzip and install, selecting default options all the way through.

3. Edit the ProTracker Advantage shortcut target on your Desktop or Startup bar (right-click shortcut, properties) to use the updated runtime path. It will look something like this (including quotes):

"c:\program files (x86)\microsoft office\office11\msaccess.exe" "c:\program files (x86)\protracker advantage\advantage.mde"