I received an error with regards to code '2L9 2L8', what does it mean?

I received an error with regards to code '2L9 2L8', what does it mean?

CFIA (Canadian Food Inspection Agency): Contact Name: NISC Telephone: (800) 835-4486 Fax: Email: .
Need to put all information in Invoice Party Details, all info should be fill out.