Winscp Issue: "Server refused our key"

<img width="552" height="425" alt="Image" src="https://github.com/user-attachments/assets/d9b6bf73-ad0d-4537-9f4c-7ce752385ad1" />

I get this error when using the keys from sshflash and sshflash-win. i've tried all versions and nothing. I'm using retroleap alpha10. If this version is wrong, what version do i need to use?