I'm seeing the same thing, although a couple times it seemed to pause but that may have been intentional.Quote from R. Raskolnikov:
MD Trader appears to be back to its robust self. Can Dale or anyone at Velocity comment on what was fixed so that, if this ever happens in the future, we can refer back to this thread?
Do you use xstudy? Do you see the big gap in data from 2 days ago? I'm trading (attempting anyway) the ES.