I haven't come across this exact scenario yet, hopefully someone can help me.
Here is the scenario: I am getting a fresh excel sheet every day that contains data. The columns are static but the number of rows is variable. These sheets are named dynamically.
I would like to create weekly and monthly summaries of these daily reports, automatically, with dynamic titles.
I have the blank file with an empty table being created successfully, but because it is a "custom field" table my "add a row to a table" seems to be missing some boxes.
I have tried a lot of different ways to fix this. Here is what I currently have.

now in detail:



and the error I have gotten most recently was this one:

ideas?