Report is producing $0 errors on some transations

I have Quaderno Sales tax integration on my website, on my Woo Sales Tax Report this month I’ve noticed several $0 entries where there should have been sales tax collected and was directed by Quaderno to collect. ?

https://docs.google.com/presentation/d/1VwLdmsr9DcMLWCxXK07_6Rqkq0QSKnYvkcqAU_6lhZg/edit?usp=sharing

The page I need help with: [log in to see the link]