3 Replies
Probably your anti virus preventing tModLoader from making the folder.
Tag: windef (Owner: putan#0000)
disable windows defender/security, avast/bitdefender: https://github.com/tModLoader/tModLoader/wiki/Basic-tModLoader-Usage-FAQ#systemunauthorizedaccessexception-access-to-the-path-is-denied
Or it could be the controlled folder access doing it.