An "Ambiguous value [gtin]" error in Google Merchant Center means Google can't recognize the GTIN you've provided, likely because it's not in the correct format or length (8, 12, 13, or 14 digits).

Here's a breakdown of the issue and how to fix it:

Tables of Content

Understanding common unique identifier error
What Impact of common unique identifier error
How to fix commom unique identifiers error in Google Merchant Center ( Ambiguous value gtin)

1. Understanding common unique identifier error

GTIN (Global Trade Item Number): A unique identifier for a product, often found on barcodes.

Why the Error Occurs:

Incorrect Length: GTINs must be 8, 12, 13, or 14 digits long.

Invalid Format: The GTIN might contain non-numeric characters or use formatting that doesn't match a standard GTIN type.

Incorrect Checksum: The GTIN might have an invalid checksum, which is a technical method used to verify data correctness.

Misidentified GTIN: You might have accidentally entered the GTIN for a different product or variant.

2. What Impact of common unique identifier error

This error can lead to your products being disapproved or having limited performance in Google Shopping.

3. How to fix common unique identifiers error in Google Merchant Center (Ambiguous value[gtin])

Make sure that you have submitted the correct value for your gtin attribute.


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Updated on: 06/06/2025