Make / Integromat 0Auth1 Callback Error


I’ve been encountering an issue while attempting to establish an OAuth1 connection for my Custom app with Despite successfully requesting a token and confirming access, the callback URL consistently returns the following error:

{"detail":"Token not found.","message":"Token already exist.","code":"IM006"}

I’m currently utilizing the callback URL provided by Make:

I’ve already reached out to Make’s support team, but unfortunately, I haven’t received any response in over a week.