When you comply with Fulfillment by Amazon's Packaging requirementsand Shipping and routing requirements, and make sure that your carriers and suppliers do as well, it enables efficient and accurate receipt and storage of your inventory at the fulfillment center.
We provide shipment-level details of any problems with your shipments in the following Seller Central locations:
Additional coaching or product prep requires resources. For repeated problems in the same problem group, Amazon will escalate your coaching level (Standard, Elevated, Critical).
For detailed coaching-level escalations, and their corresponding corrective actions by problem type, see the Unplanned prep services help page.
Performance measurement unit | Whether the problem occurred at the unit, box, or shipment level |
Problem group |
We group similar problems. For example:
Problem rate calculation and coaching level escalations are based on the problem group. |
Problem type |
Detailed description of any problem identified with your shipment |
Coaching level | The coaching level for a particular problem group: standard, elevated, or critical. |
Problem units | The number of units with the identified problem type |
Total inbound performance alerts | The number of performance alerts by problem type |
Total unplanned service fees | Unplanned service fees charged by problem type |
Shipment problem details | Specific shipment-level details of the problem |
Problem type | Problem description | How to avoid the problem |
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Shipping box overweight | One or more boxes in your shipment exceeds the maximum weight limit. |
Boxes must not exceed the standard weight limit of 40 kg. Individual items weighing between 15 and 30 kg must be marked as Heavy Package (viewable from both the top and sides of each heavy-weight container). Please also see Shipping and routing requirements |
Shipping box oversized | One or more boxes in your shipment exceeds the maximum dimensions. |
Weigh and measure your boxes before sending them to an Amazon fulfillment center. Boxes containing multiple standard-size items must not exceed 50cm x 60cm x 50cm. For additional information, see Shipping and routing requirements. |
Problem type | Problem description | How to avoid the problem |
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Electrical products hazard | One or more of the products in your shipment was an electrical product without proper packaging. |
Package batteries and hard drives to prevent shocks, shorts, and sparks.
For more information, see |
Sharp products hazard | One or more of the products in your shipment was an incorrectly packaged sharp item. |
Sharp items must be packaged so sharp edges or points will not become exposed during the fulfillment process.
For more information and how-to videos, see: |
Spilled products hazard |
One or more of the products in your shipment was an item that can spill. These include:
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Products that can spill may cause damage during shipping and when stored.
For more information, see Packaging liquids, paste, gels, and creams. Dry Goods: All items containing dry goods such as pellets, powders, or granular substances must be able to withstand a 80 cm-drop test without the contents of the container leaking or spilling. Products that cannot withstand the drop test must be packaged in polybags. For drop-test instructions and additional information, see Packaging pellets, powders, and granular products.
For more information, including a how-to video, see the "Loose products" section of Packaging and prep requirements. |
Problem type | Problem description | How to avoid the problem |
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Improper packing materials (dunnage) | One or more of the boxes in your shipment contained unacceptable packing materials. | Be sure to use appropriate dunnage so we can receive your products quickly and protect our associates from injury. The following packing materials are not allowed:
Accepted packing materials include:
For more information, see the "Packing materials" section of Shipping and routing requirements. |
Problem type | Problem description | How to avoid the problem |
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Shipment ID was not included or is unscannable on shipping boxes |
One or more of the boxes in your shipment did not have an FBA shipment ID label, or the label could not be scanned. |
Each box you send to a fulfillment center must have a shipment ID label. Make sure the labels are uncovered, fully visible, and scannable before sending your shipment.
Label requirements
Label dimensions and placement
For more information, see Send/replenish inventory to Amazon |
Problem type | Problem description | How to avoid the problem |
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Amazon barcode missing | One or more of the products in your shipment arrived without the required scannable Amazon barcode, also known as an X00 label or FNSKU. The Amazon barcode is an identifier that fulfillment centers use to identify individual offers for a specific ASIN. |
For more information, see Use an Amazon barcode to track inventory. |
Manufacturer barcode missing | One or more of the products in your shipment arrived at the fulfillment center without the required scannable manufacturer barcode (GCID, UPC, EAN, JAN, or ISBN). Amazon will always use the manufacturer barcode to track your inventory throughout the fulfillment process, unless you change your barcode setting. |
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Problem type | Problem description | How to avoid the problem |
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Unit mislabeled | The item arrived with a barcode that does not match the physical product. |
Ensure that the right label is affixed to the right product.
For more information, see: |
Barcode cannot be scanned | One or products in your shipment had a barcode that was smudged or smeared and could not be scanned at the fulfillment center. |
Verify that your products have a physical, scannable barcode (UPC, EAN, JAN, ISBN, etc.). Label placement and size
Printer requirements
For more information, see: |
Barcode is not accessible by scanner | Due to poor label placement, or prep such as bubble wrap, your barcode is not scannable. |
Make sure that the labels lay flat and do not fold over edges. Be sure to have the blank space on both ends of the barcode (the "quiet zone") at least 10 times the width of a narrow bar.
For more information, see: |
Problem type | Problem description | How to avoid the problem |
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Labeling required |
There was an issue with inventory labels. We performed unplanned prep at the fulfillment center. |
For more information, see: |
Problem type | Problem description | How to avoid the problem |
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Bagging | Items in your shipment did not include the required poly bagging. |
Poly bags used to protect items must meet the following requirements.
Note: If a unit is poly bagged, it may also require a label if the bag prevents the barcode from being scanned.
Poly bag requirements
Poly bag label requirements
You must completely and securely enclose your products before shipping to protect them from dirt, stains, and other damage. If products are not completely enclosed, especially products such as stuffed toys and textile goods, they may be treated as unsellable product. If you do not find your specific issue above, see Packaging and prep requirements. |
Problem type | Problem description | How to avoid the problem |
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Bubble wrap | Items in your shipment did not include the required bubble wrap. |
Bubble wrap can protect items from breaking during shipment or storage. For more information, see: |
Problem type | Problem description | How to avoid the problem |
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Taping | Items in your shipment had inadequate taping. |
Taping can protect products during storage and shipment. Tape can be used to seal poly bags, bubble wrap, boxes that can open easily and caps of bottles that contain liquid, as well as to secure loose products. For more information, visit Prepare your products for FBA shipping |
Problem type | Problem description | How to avoid the problem |
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Expiration issue | For the detail, see Date- and temperature-sensitive products |
Problem group | Problem description | How to avoid the problem |
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Unexpected item found in shipment | Your shipment contained items that were not on the original purchase order. |
For more information, see Set quantity for shipments to Amazon. |
Problem type | Problem description | How to avoid the problem |
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More items received than expected | Your shipment contained items with quantities in excess of the number specified on the purchase order. |
Verify the quantities of each unique item in the shipment, and ensure that they match the quantities specified on the shipping plan.
For more information, see Set quantity for shipments to Amazon. |
Problem type | Problem description | How to avoid the problem |
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Product or shipment sent to the wrong fulfillment center | Inventory was shipped to a different fulfillment center than the one indicated in your shipping plan. |
For more information, see: |
Problem type | Problem description | How to avoid the problem |
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Restricted item |
Some products require prior approval before you can sell them on Amazon. There are also products that FBA does not support. All Amazon requirements and restrictions also apply to FBA. |
For more information, visit: |
Problem type | Problem description | How to avoid the problem |
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Product damaged upon arrival | Some of your items arrived damaged at the fulfillment center, and we could not process them into your sellable inventory. |
Prep your products according to our Packaging and prep requirements. Using proper packing material (dunnage) when packing your boxes can help ensure your inventory is not damaged in transit. Acceptable dunnage includes
When sending pallets, stack your boxes with the heaviest boxes on the bottom and the lightest on the top. |
Problem type | Problem description | Problem description and how to avoid |
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There were general issues identified with your shipment. | Generic event |
Follow the steps below for instructions on how to avoid these problems.
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