DE-R-022

Validation message

Attached documents provided with an invoice in "ADDITIONAL SUPPORTING DOCUMENTS" (BG-24) shall have a unique filename (non case-sensitive) within the element ″Attached document″ (BT-125).

Explanation

When the invoice contains multiple embedded attachments, each attachment's filename attribute must be unique. Duplicate filenames cause conflicts on the receiving side when storing or displaying the files.

How to fix

Give each attachment a unique filename.

Applies to