plugin isn't working

[akk112233]

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Issue description

"IO error:Cannot assign field "bulitin" because "plugin" is null"

How to reproduce this issue?

put "fabric generator Mcreater 1.20.1"in plugin then launched mcreater.(sorry,my English isn't so good)

Operating system

Windows

Details

mcreater version:2023.4 generation version:fabric 1.20.1

Example workspace

No response

Logs

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