User gets a "Scanning Failed" error message when trying to scan their website or subdomains.
They could also be receiving "Scan Fail" error messages in the subdomain page
1. See if this article helps the user.
2. Ask user to remove the entire Disallow: line from their Robots.txt files
If scan still fails:
3. Scan the users site using Termly's Cookie Scanner to check scan verification or fail.
4. If scan still fails, escalate issue to PM.