Fix Product Identifier Issues - GTIN, MPN, Brand
Solutions for product identifier errors including GTIN, MPN, and brand requirements. Fix invalid identifiers and exemption requests.
📋 Table of Contents
Product Identifier Requirements
Google Shopping identifier rules: Products need GTIN alone OR Brand+MPN combination. GTIN required when manufacturer assigns barcode. Brand+MPN alternative when GTIN unavailable. Custom products can request exemption. All three (GTIN, Brand, MPN) preferred when available.
Key Points
- ✓ GTIN alone sufficient if available
- ✓ Brand + MPN when GTIN unavailable
- ✓ Exemption for custom/handmade products
Fixing Invalid Identifiers
Resolve identifier errors: Validate GTIN format (8/12/13/14 digits), verify GTIN accuracy with validator, check Brand name matches manufacturer, ensure MPN matches product model number, remove spaces from identifiers, use official manufacturer information, never invent fake identifiers.
Diagnose the Issue
Identify exact error, affected products, and root cause using diagnostic tools.
Apply Solution
Implement the specific fix following validation best practices.
Monitor Results
Validate resolution and monitor for 48 hours to ensure lasting fix.
Identifier Exemption Process
Request exemption when applicable: Products are custom or handmade, vintage items without barcodes, products bundles you created, private label products, accessories without GTINs. Submit exemption through GMC settings. Provide documentation of custom nature. May take 3-5 days for approval.
| Feature | Free Tool | Paid Tool |
|---|---|---|
| Validate GTIN with online checker | ✓ Yes | ✓ Yes |
| Use official manufacturer data | ✗ No | ✓ Yes |
| Never create fake identifiers | ✓ Limited | ✓ Unlimited |
Implementation Steps
Follow these steps for successful resolution and prevention of future issues.
💡 Pro Tip
Submit through GMC account settings
⚠️ Common Mistake
Provide documentation of custom nature
✅ Best Practice
Custom/handmade qualify for exemption
Frequently Asked Questions
How do I fix fix product identifier issues?
Solutions for product identifier errors including GTIN, MPN, and brand requirements. Fix invalid identifiers and exemption requests.
How long does it take to resolve?
Most issues resolve within 15-60 minutes once diagnosed. Complex problems may take 2-4 hours. Resolution is typically within 24-48 hours after resubmission.
Will this error recur?
Only if root cause not addressed. Fix the underlying data source or process, not just individual products, to prevent recurrence.
Can I prevent this error?
Yes! Implement automated validation, regular audits, and quality checks in your feed generation process to catch issues before submission.
Where can I get help?
Use Feed Inspect for instant diagnosis, check Google Merchant Center help docs, or explore related solution guides for specific issues.
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