Invitation not received message

Question: I have owner access to all of our BigCommerce stores (sandboxes and prod). StagingPro is installed in the production store and I can see the StagingPro dashboard. I have created a repo in the companies github repo as described in the documents.
I added the stagingpro user, but when I paste the url in BigCommerce, I get invite not received message as shown below:

Open

Answer:
Recommend checking the following article to get familiarised with StagingPro.
StagingPro Onboarding

As it relates to ‘GitHub’, please confirm if you tried the following steps for adding GitHub accounts?
https://stagingpro.atlassian.net/wiki/spaces/STAGINGPRO/pages/524303