Bug - Row not found | "" is not synced

I have used cross doc to import a table into a doc. That table has a look up to a second doc. I import the second doc in. Typically that changes the value of the cell from a hyperlink to a row-reference/array.

However in this case I am getting an error I don’t understand:

Screen Shot 2020-04-11 at 9.18.19 PM