markob

I bought CD renault orginal cd player head unit y2001.I put it in to megan y2000 instead old cassete player headunit, everything works(tuner,display,stearing control) even CD, but the problem is when i insert CD(original or pirate) headunit read how many tracks are on cd and begin to play at first cca 5 sec i can skip track how ever i want, but when i started to listen track i get CD ERR message, cd plays normaly but i cannot change track ,i can only do that at first cca 5 sec, if a go back on tuner, and back to CD i have new cca 5 sec to change track.
What is that error mesage and what is the problem?

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