Invoke workflow: could not load file or assembly

Hello, I’m getting the error message as shown below, the xaml exists, can someone please help?

thank you!

HI @lynnsong986

Downgrade the Uipath.System.Activity to 22.4.5 and check it

image

Regards
Gokul

thanks but getting the same message

HI @lynnsong986

Delete you System activities and restart your system and reintall the package and try once?

Checkout this thread

Regards
Sudharsan