Error: UUID is empty

Settings example:
UUID 8c3fe5cd-32b2-e87d-1e9a-a1983c3e5cd3
WS_PATH /vcv1s7z6
XHTTP_PATH /o4dyavzs

WebSocket config.json:
https://nettya.pages.dev/vcv1s7z6/?fragment=true&uuid=8c3fe5cd-32b2-e87d-1e9a-a1983c3e5cd3

XHTTP config.json:
https://nettya.pages.dev/o4dyavzs/?fragment=true&uuid=8c3fe5cd-32b2-e87d-1e9a-a1983c3e5cd3

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