I am using Maya 13 and I got the info from the link below. Code: https://download.autodesk.com/global/docs/maya2013/en_us/index.html?url=files/GUID-7A9B7D4D-0681-4756-885E-87616D60AC8F-1.htm,topicNumber=d30e508264 Well its funny, today its working good when I open it in a new scene.