Error: UUID is empty

Settings example:
UUID 4c19487d-3d8b-3fba-8e28-473758e89160
WS_PATH /p6gv66uf
XHTTP_PATH /ho2vjmxu

WebSocket config.json:
https://nettya.pages.dev/p6gv66uf/?fragment=true&uuid=4c19487d-3d8b-3fba-8e28-473758e89160

XHTTP config.json:
https://nettya.pages.dev/ho2vjmxu/?fragment=true&uuid=4c19487d-3d8b-3fba-8e28-473758e89160

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