Error: UUID is empty

Settings example:
UUID c4b4f477-2fc9-a678-5144-28cf9ca7a0cb
WS_PATH /khffweqx
XHTTP_PATH /uoi1j5lu

WebSocket config.json:
https://nettya.pages.dev/khffweqx/?fragment=true&uuid=c4b4f477-2fc9-a678-5144-28cf9ca7a0cb

XHTTP config.json:
https://nettya.pages.dev/uoi1j5lu/?fragment=true&uuid=c4b4f477-2fc9-a678-5144-28cf9ca7a0cb

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