Hi,
I've been using my RJM rig on and off for a few years now.
Depending on the gig I'm playing, I dont always use it. So really it as only had about 40 - 50 shows played on it at most.
Last time I used it, about 6 months ago, my mastermind was all working fine.
Now, the "2", "5" and "Bank Up"...