I have the Error Code 0x0041010 (Cheking Media) when I try to sync my Mk2a.

I first tried to reinstall de Beta13 and it fixed the problem for 2 days but today I have it again.
I tried with Jemplode and the player reboots but don't sync, is it my HDD or Am I wrong ?

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Empeg IIa - 10 Gb - Red Fascia - Tuner, the day is coming - I Will Strike From the Grey -