The Winning Creative Has a Different Size than the Ad Request. Follow These Steps To Fix It.

The creative serving is not the same size as the one requested.

Troubleshooting

Step 1: Log into Ad Manager > Inventory > Ad Units

Step 2: Search for the ad unit/s and check if you have the correct size/s in the settings. Edit and make corrections if necessary.

Step 3: If you have Managed Demand or a tag-based setup (outside of header bidding), audit the creatives to make sure they are configured with the right size.

Step 4: Cross-check the ad sizes configured for each ad unit versus the sizes in Ad Manager

Step 5: If you have an ON-page setup, audit the sizes defined in your source code. Make the corrections if necessary.

Step 6: If you have Size Mapping enabled, add the relevant Bidder-level size/s in your Header Bidding configuration:

Step 7: Audit the Placement ID’s or parameters configured for each bidder to make sure they match the Ad Unit sizes.

Step 8: Re-run PubGuru Ad Inspector after making changes and see if the error persists. If yes:

For some bidders, you can log into their user interface and check the settings.

If unable to do so, reach out to your representative to have them re-check.

Need more help? Send us an email at support@monetizemore.com or log in to PubGuru App and use the Chat widget for immediate support.