A couple of similar posts, maybe they help:
https://forum.rainmeter.net/search.php?keywords=%22available+skins%22&terms=all&author=&sc=1&sf=all&sr=posts&sk=t&sd=d&st=0&ch=300&t=0&submit=Search
A possible solution, if that's the case:
https://forum.rainmeter.net/viewtopic.php?t=30869#p157423
https://forum.rainmeter.net/search.php?keywords=%22available+skins%22&terms=all&author=&sc=1&sf=all&sr=posts&sk=t&sd=d&st=0&ch=300&t=0&submit=Search
A possible solution, if that's the case:
https://forum.rainmeter.net/viewtopic.php?t=30869#p157423
Statistics: Posted by Yincognito — Yesterday, 7:28 pm — Replies 2 — Views 59