A while ago now, I posted a protocol on ScienceCloud that illustrates integration of Materials Studio with LAMMPS. I should have posted a notice here as well, as a lot of people don't know about it. Please see the link below. Also I recently updated the supporting zip file, so that should be working now.
karan, Please click this link Crosslink script update and then click the "Answer" link at the top to add a new comment/question to the thread. If that doesn't work, try opening a new thread (via the Ask New Question button). If that doesn't work, contact support.