In this Akai MPC 1.7 tutorial video DJ Hellfire explains what happens in the mixer when you load a old 1.6 project. Also why the MPC 1.7 software creates duplicate programs when loading 1.6 projects. Watch part 2 of this MPC 1.7 video to learn how to clean up the extra programs that were created. For more MPC tips, tricks and tutorials be sure to join us here at maschinemasters.com