Elektron Musical Instruments

> Hi all, I'm new here. I bought a MD one month ago, and from time to
> time, whenever I press a button it reacts as if I had pressed it
> twice: this makes play go play, then pause; or makes a drum sound
> twice.
>
> Its not a big deal as it happens every once in a while, but I'd like
> to know if anyone else as this problem. I'm a little scared of what
> could happen using it live.
>
> Maybe its the button layer defective? could it be a software thing
> (dont think so)? What do you guys reccomend?

Looks like a midi loop.