Oh, that's what that was all about. Forgot that!

I wonder if the person has a Mk2 rather than a Mk2a player?
Or perhaps some 3rd party apps loaded?
Or perhaps an unnecessary "ReserveCache=" line in the config.ini file?

Otherwise, I believe others here have 21000 tracks working on Mk2a machines.

-ml

(duh.. of course I'll likely get flamed again for trying to help here)