Error message
Multiple problems found, see Additional Details
Carrier: DHL Express
What this means
DHL rejected the shipment because one or more products are missing customs information.
This is usually caused by:
missing Country of Origin (COO)
missing HS code
incomplete customs data
How to fix
Open the RMA and review all returned products.
Check whether each product has:
Country of Origin (COO)
HS code
Ask the merchant to update any missing information in Shopify.
Once updated, reprocess the return.
If the issue continues
If the products already contain valid customs information and the error still appears, escalate to Support with:
RMA ID
affected products
screenshot of the error