Cannot set unknown member 'UiPath.Core.Activities.InvokeWorkflowFile.ArgumentsVariable'

[Palaniyappan (Forum Leader)]

@manoj_kamedi

Cannot set unknown member ‘UiPath.Core.Activities.InvokeWorkflowFile.ArgumentsVariable’.

Hi

Welcome back to UiPath forget

Do a upgrade with UiPath.System package and give a try

Have a view on this thread with similar discussions

Error - Cannot set unknown member

We keep getting this errors today: 1- Cannot set unknown member ‘UiPath.Core.Activities.ImageTarget.Profile’. 2- System.Xaml: Cannot set unknown member ‘UiPath.Core.Activities.OpenBrowser.CommunicationMethod’. The first one seems like it has been resolved after updating the packages. The second one we can not manage to resolve it We noticed also that the list of parameters of the activities has changed. The communication method for example didn’t exist before. It seems that UiPath has pushe…

Cannot set unknown member - UiPath.Core.Activities.InvokeWorkflowFile.ArgumentsVariable

Try steps mentioned in below link. Also try to clean your temp files and .nuget files.

Cheers @manoj_kamedi