IDENTITY_TYPE_MISMATCH Identity Type Mismatch

The identity type you selected (Custom Identity vs. Authorized TikTok Account) doesn't match the ad format or campaign requirements. Spark Ads require an authorized TikTok account, while standard ads use custom identity.

What causes this error?

The identity type you selected (Custom Identity vs. Authorized TikTok Account) doesn’t match the ad format or campaign requirements. Spark Ads require an authorized TikTok account, while standard ads use custom identity.

How to fix it

For Spark Ads, use CUSTOMIZED_USER identity type with a valid auth code from the creator. For standard In-Feed ads, use CUSTOM_IDENTITY and provide your own display name and profile image.