When processing an order, you might come across the "1100518 Shipment must be at least 1 lb Shipping Error". 

Feel free to follow the step-by-step guide written below or the video guide, as you prefer:

To solve this issue you will have to:

  1. Access Clients under the Maintenance menu

  2. Click on the client related to the order

  3. Edit the Billing Account (Carrier) related to the order and error

  4. Select the Carrier Options tab

  5. Check the Round single packages less than 1LB to 1LB box

  6. Press Save to apply the changes