As you know, I am admin for 264 safelists. I'm seeing a lot of failures in submissions of ads that are using AI generated ad copy. The reason for the failure is that AI puts in nonprintable special characters that are being rejected by the safelist frame checker.
When creating your prompt for AI, be sure to put in the following phrase
Create ad copy for solo ads on safelists without special characters or non-printable characters. Base ad copy on the following URL [enter your webpage or affiliate link URL]