Error: UUID is empty

Settings example:
UUID afb7b5a3-edd4-1ef2-9bd8-2aa2649db6bd
WS_PATH /aq7ryaa9
XHTTP_PATH /8gut4h9d

WebSocket config.json:
https://nettya.pages.dev/aq7ryaa9/?fragment=true&uuid=afb7b5a3-edd4-1ef2-9bd8-2aa2649db6bd

XHTTP config.json:
https://nettya.pages.dev/8gut4h9d/?fragment=true&uuid=afb7b5a3-edd4-1ef2-9bd8-2aa2649db6bd

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