publication on Yammer

Hello , I have an issue when publishing my bot on Yammer, I have created the Yammer App and followed the steps to create the Yammer channel and associate the app in Kore. After pubishing the bot, when I open The yammer app I get this error displayed in the image bellow:

Hello @ismail.benlemsieh_ex 4,

Welcome to Kore Community :grinning: :clap:

Have you tried verifying the Client Id and secret set in the configurations page. Let us know if the issue still exists after correcting them.