1.20.1 The plugin to view inventory does not work

[QuQuShKa1205]

1.20.1 : Minecraft version

639 : Provide Mohist build number

ubuntu 22 04 : Provide the name of your OS

SeePlayerInventory-2.7.2.jar : Provide mod / plugin name and download link if possible

Logs : Link(s) of logs and crash reports if you have

Steps to Reproduce :

1. Join server
2. enter the command to view inventory

Description of issue : Give all details about your issue
I get an error when entering a command: "An internal error occured while attempting to perform this command

[Mgazul]

SeePlayerInventory only supports 1.16.5

[QuQuShKa1205]

Similar problem with InvSee++ plugin
https://gist.github.com/QuQuShKa1205/0f4021013acf05e2a9886b07591a85be
https://gist.github.com/QuQuShKa1205/502f3f5dfe1b2cd061baa59820826a6f

[Mgazul]

This is not our problem and needs to be fixed by the plugin author