Facebook Custom Audiences troubleshooting

below you'll find guidance on common issues or errors you may encounter while using the facebook custom audiences app failure to add/update a custom audience error "2650" issues while adding users using the add emails/users to a custom audience module, it returns the following error error "2650" failed to update custom audience (#2650) failed to update the custom audience this audience was created from data source file imported multi hashes, which does not support data source file imported hashes or user ids (2650, oauthexception ) reason facebook custom audiences won't let {{product name}} add emails or users unless the custom audience were created by {{product name}} this error indicates that the selected custom audience wasn't created by {{product name}} but by another platform or via manual upload solution create a custom audience from {{product name}} using create custom audience or other modules using a {{scenario singular lowercase}} now go back to your previous {{scenario singular lowercase}} and add your member to that newly created custom audience if you continue to receive this response, you may need to accept facebook custom audience terms and condition in each of your ad accounts you can follow the steps below facebook ad account 1 open your facebook’s custom audiences terms 2 select your ad account under the account dropdown 3 click accept 4 open your facebook’s business tools terms 5 select your ad account under the account dropdown 6 click accept business manager account 1 find your ad account id check this guide, as facebook provides instructions on how to locate the account id 2 once you copy the id, add it to the end of the following url after the equal sign, and open it in your browser https //business facebook com/ads/manage/customaudiences/tos/?act= 3 click accept 4 repeat steps 1 3 for any other ad accounts