Fault description:No ARPT or WPT indications on NavDisplay. Entering KSEA or other ident in FMC = Not known in database.Work carried out so far:1. Created a new file called navdata in PMDG.2. downloaded the navdata into this file3. Hit the .exe - unpacked a .dat and approx 6 txt. filesDid I miss something? or?eker

Yep, you are missing the directory name. Made the same mistake myself.It doesn't go under the PMDG dir, it goes under the FS directory:ie: FS9FMCWPNavDataRay

Path for airac installer x:/program files/microsoft games/flight simulator 9/FMCWPT/NAVDATA Mal