Things like this, making things up.
It's just obvious lying to try and uphold long false traditions. Mariology that came about around the 5th century or so out of those cults.
Assumption of Mary is a clear example, you can see where those idea's came from, and they are late.
https://www.youtube.com/watch?v=KMhlrM8Zb3MImmaculate Conception
https://www.youtube.com/watch?v=PR9EbapyPcgThankfully many Catholics in those comments are starting to question these claims that even the Eastern Orthodox have warned simply aren't true.