Music producer's wife files for divorce

David Foster has been served!

The famed music producer and songwriter's wife, Yolanda Foster has filed for divorce  to end their four-year marriage.

As usual, Yolanda cites  irreconcilable differences as reason for their split.

Reports say she demands spousal support and there are no child support or custody issues since they had no children together.  Yolanda and David had a pre-nup. He's already set her up in a $5million swanky West Los Angeles condo.

The couple married in November, 2011 but Yolanda claims they've been separated since November 2015 . It was Yolanda's second marriage and David's fourth.