BB Write Excel Splitting Up Letters

I’m having an issue with the Bumblebee Write Excel node. I have several inputs entering, but the only one that is not working correctly is a variable pulled from the value of a Revit object parameter. See code path below:

This gives me the output below:

I’m trying to figure out why all of my other text is coming in within the same cell, but this specific input comes in 7 different cells, one per each character.

Thanks!