This includes being in that path in a command prompt or any remote mounts. You could also add a "/V /FP" to your robocopy command to see if it's even touching it and hopefully, if it is, see why it's ...

I have about 600GB of data to copy from one server to another. Normally, I'd use ROBOCOPY for this so I can skip copying files which are identical between both systems. In this case, however, I need ...