Fail!

[hwadz]

no matter what i do and even when i follow instructions, the calculate seed thing always is a fail

[Gaming32]

What software is the server running? You can check in the upper-left corner of the F3 screen.

[Savageguy-gamer]

I am using Fabric 1.18.1 and the server software is fabric. I don't know what to do I am getting fail too :((

[Phoenix-Starlight]

It has been stated that the clientcommands repo is more accurate than this one as of now, so you could try that.