Error: UUID is empty

Settings example:
UUID f270c928-6902-9c5c-a6c8-404969f6bcfa
WS_PATH /6ve6r4la
XHTTP_PATH /kspex7c2

WebSocket config.json:
https://giga-bkx.pages.dev/6ve6r4la/?fragment=true&uuid=f270c928-6902-9c5c-a6c8-404969f6bcfa

XHTTP config.json:
https://giga-bkx.pages.dev/kspex7c2/?fragment=true&uuid=f270c928-6902-9c5c-a6c8-404969f6bcfa

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