The plug-in failed and an error occurred after the player entered the server.

[User-Time]

Describe the bug A clear and concise description of what the bug is.

To Reproduce Steps to reproduce the behavior: An error will appear after the player joins the server. （I don’t know if this has anything to do with me using a VPN?）

Expected behavior No error is reported, the player's skin is replaced

Screenshots If applicable, add screenshots to help explain your problem.

Version information (please complete the following information):

• Minecraft version: 1.20.4
• SkinFixer version: 1.7.9
• Operating system and OS version: Windows11
• Architecture: 64

Additional context My "clash for windows" is in TUN mode