I think it should work if try to execute instead of debug. Bcz I suspect it’s nice t an error it’s just saying the object is null (as you giving nothing in assign activity). If you click ignore then it will run smoothly.
Here the correction of your work Correction.zip (988.9 KB)
What i’ve done?
I let’s you check, move and rename some thing on your job and other thing. But i moved your click display all vendors into the navigate_search, i change your extract activities, and some selector, you’re data wasn’t take correctly. I do not remember the all operation i’ve done, you can talk to me in mp for more precision, but for me, now, your job works on my pc