Facebook AudienceNetwork loaded failure: No fill, Error Message “No fill”, what is the reason about FaceBook android Advertise?

Question

Facebook AudienceNetwork loaded failure: No fill, Error Message \"No fill\", what is the reason about FaceBook android Advertise? And facebook ad offten shows me load freque

Answer 1

Make sure, Your Device have Facebook app installed and logged in. And also make sure, the developer account that created Ads and the Facebook user logged in the device are same. If not read https://developers.facebook.com/docs/audience-network/testing/