Howcome recrdable CD can not play on the factory Cd player in my 98 SVT

1998 SVT Contour
Silver/Midnight Blue
1673 of 6535
00' SVT Rims
KKM Sill Protectors
Mobil 1 5w30
K&N Air Filter
Mobil 1 badge(from the cobra R)
50% tint
~100,000 miles