Uninstall your existing Maya 2016 software before installing this service pack.įor users who rely on LiveUpdate, you’ll be pushed the patch automatically. On Mac and Linux operating systems, this service pack is a full product install.

Do not uninstall Maya 2016 before applying this service pack.

On Windows operating systems, this service pack patches your existing Maya 2016 software.

Refer to the readme for more information. Nodes = cmds.Autodesk Maya 2016 Service Pack 4 includes several important fixes. NodeTypes = uginInfo('Mayatomr', query=True, dependNode=True) query whether the Mayatomr is still 'in-use'Ĭmds.setAttr('defaultRenderGlobals.currentRenderer', 'mayaSoftware', type='string')Ĭmds.renderer('mentalRay', unregisterRenderer=True, edit=True) String $nodeTypes = `pluginInfo -query -dependNode Mayatomr` Requires 'Mayatomr' '2013.0 - 3.10.1.4 ' Īnd the last, here some MEL code to delete plug-in specific nodes string $node, $type = '' Once it helps me a lot, when I have had deleted the following lines from. How to prevent Maya writing a “requires” command for a plug-in If nothing above didn’t help you at all, check out the article in mayastation blog: It works but may cause some accidental problems with your scene or even crash Maya. Īlso if your scene doesn’t contain anything mental ray specific except these 4 services, you can try simply disable it by force: Error: line 1: Plug-in, 'Mayatomr', cannot be unloadedīecause it defines a MPxData derived type that is still in use. If you did delete these 4 nodes (manually or by MEL) but did not empty the undo queue through flushUndo command you will get the following: To unload Mayatomr.mll safely you have to remove all objects that reference the plug-in and then:ĭelete mentalrayItemsList mentalrayGlobals miDefaultOptions miDefaultFramebuffer You can see them in Ouliner window if the option Display> DAG Objects Only is unchecked. If you will try to disable plug-in Maya promts you that these services are currently in use.

When you enable Mayatomr.mll through the Window> Settings/Preferences> Plug-in Manager, Maya initially creates the following mental ray specific services:

Mental ray for maya 2016 sp4