Same Ol' Arrest Song for Mindy Mac

Mindy McCready was just popped for the -- oh, hell, we've lost count.

Law enforcement sources tell TMZ that the countrymess was just arrested for a probation violation -- she allegedly falsified info on her community service report. Mindy turned herself into Williamson County, Tenn. Sheriffs on Monday night, and we're told she posted bail two hours later.

BTW, Mindz is clearly getting plenty of practice with those mugshots -- yep, that really is a mugshot.