In WED, when trying to import apt. nav from file:///Users/-----/Desktop/Folders/X-Plane 10/Resources/default scenery/default apt dat/Earth nav data/apt.dat , WED gives me an error message that says Unable to open apt.dat... Illegal Version (Line 2) . This happen when creating a new file in WED. I have attached the error message and a link to the apt.dat file. Help would be appreciated. Thank you. apt.dat file