Error: UUID is empty

Settings example:
UUID c518de52-426a-60f0-5f70-435561faf027
WS_PATH /s4f9z4xt
XHTTP_PATH /57qu9fle

WebSocket config.json:
https://giga-bkx.pages.dev/s4f9z4xt/?fragment=true&uuid=c518de52-426a-60f0-5f70-435561faf027

XHTTP config.json:
https://giga-bkx.pages.dev/57qu9fle/?fragment=true&uuid=c518de52-426a-60f0-5f70-435561faf027

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