why。。。
Hello, my revit2019.2 can not open grasshopper, previous use revit2019.1 can not open grasshopper. But revit2022 will open grasshopper no problem.
revit：2019.2 rhino：rhino7
What version of Rhino & Rhino.Inside.Revit?
You can get that in the About tab of Rhino.Inside.Revit.
revit：revit2019.2
Rhino.Inside.Revit：
Ljunliang, You are fairly up to date. Do you have any old Revit Add-ins only installed on 2019.2? Lets remove any that you don’t use anymore, then check any remaining for a conflict with this tool.
