CIGARETTE LIGHTER WIRING

I Was Taking Apart The Dash And Stereo To Change Some Lights In My Bmw. I Had Forgotten I Left The Battery Connected, After Reconnecting...

After My Car Sits For A While (more Than 10 Minutes) My Aftermarket Kenwood Cd Player Along With My Cigarette Lighter, Resets. I Verified...

Will The Black Wire Connected To Cig Lighter Cause My Stereo To Not Work