Submit for Review Error

After I add all the information for a new subscription and click the button with the label "Submit for Review", the button itself turning red and show a sign of (i), there is no extra information of the error, but on the browser console I can see the error:
POST https://appstoreconnect.apple.com/iris/v1/subscriptionSubmissions 409 (Conflict)

Hello there, thank you for reaching out. This might be because your account holder has not accepted a pending agreement. Can you please verify that and try creating your app, subcritptfion or IAP again? Please see more information about agreements here.

Submit for Review Error
 
 
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