Grasshopper python can't run

[Will_Wang]

Continuing the discussion from GH Python error on first run (Rhino 6 Beta):

Now that I’ve switched to Rhino6, the problem persists

I don’t understand the error messages. Any help?

[Will_Wang]

@Will_Wang, Can you please check whether you have ironpython 2.7.3 installed. If yes uninstall it and try again Cheers M

this solved it
However, deleting ironpython screwed up my Revit Dynamo’s python node. I can’t seem to have both ghpython in Rhino6 and python in Revit dynamo. Any ideas?

[chanley (Chris Hanley)]

Try this?

For anyone that runs into this issue, I have found a reasonable solution. This may apply to you if you use custom python components in dynamo and grasshopper. This solution works as of Revit 2018.1 and Rhino WIP (6.0.17269.9391, 9/26/2017). Grasshopper IronPython version on our workstations is 2.7.5 -If your firm deploys AutoDesk Suites as “Custom Deployments” that include Revit/Dynamo, it seems that it will install IronPython 2.7.3. (this does not seem to be the case for individual users o…

Link to discussion

[AndersDeleuran]

For completeness: it does appear that the Dynamo team are now aware of this issue and will (hopefully) change their IronPython distribution method accordingly: https://forum.dynamobim.com/t/distribute-revit-dynamo-with-the-iron-python-standard-library/18996/9?u=andersdeleuran