Slow Cooked Blueberry Cobbler

1 Can (21 Ounces) Blueberry Pie Filling
1 Package (9 Ounces) Yellow Cake Mix
Cup Chopped Pecans
Cup Butter, Melted
Vanilla Ice Cream, Optional

1. Place pie filling in a greased 1 -quart slow cooker.  Sprinkle with cake mix and pecans.  Drizzle with butter.  Cover and cook on high for 3 hours or until topping is golden brown.  Serve warm with ice cream if desired.