My credentials expired a week ago, I found this error: "API calls from the server require an appsecret_proof argument" and the solution is to connect the account again.
So I’m trying to reconnect the facebook account but this message appears:

My credentials expired a week ago, I found this error: "API calls from the server require an appsecret_proof argument" and the solution is to connect the account again.
So I’m trying to reconnect the facebook account but this message appears:
Hey there
It could be related to the upcoming deprecation of the Facebook Offline Conversions app.
I’d suggest switching to either the Facebook Conversions or Facebook Conversions (for Business admins) app which are able to handle offline conversions as well. You can learn more about the upcoming changes and which actions you need to switch too here: Changes impacting Facebook Offline Conversions users
Hope that helps to get you pointed in the right direction. If you run into any further issues or have any questions just let us know!
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