Hello Victoria,
Welcome to the Docentric forum.
The error message you’re encountering is likely tied to the structure and elements within your template.
To better assist you, I recommend sharing the specific template you’re using for this report, as well as the data source associated with the particular PO confirmation that’s causing the error (here is the link to the related forum post).
If you prefer to keep your business data confidential, please create a support ticket by sending the necessary files to support@docentric.com.
Thank you for reaching out!