To ensure that the consent string is correctly transmitted to Google Ad Manager, follow these steps:
https://securepubads.g.doubleclick.net/gampad/ads
Verify that the request includes the following consent string data fields:
gdpr_consent
gdpr
addtl_consent
us_privacy
gpp
gpp_sid
When checking the consent string passing process, be aware of the following common errors:
GPP_ERROR_STRING_IS_DEPRECATED_SPEC
: This error occurs when you are using an outdated GPP version. To resolve this, you need to upgrade to GPP 1.1 or install a CMP UniConsent with GPP 1.1 support.
GPP_ERROR_STRING_EXPECTED_APPLICATION_SECTION_ARRAY
: This error is related to Google Ad Manager internal issues and may indicate a problem with the application section array. Install a CMP UniConsent with GPP 1.1 support to resolve this error.
tcfe
: TCF Consent Error.