Error: UUID is empty

Settings example:
UUID a7c728ad-9bda-0cb3-493f-6c81d0a4ea4e
WS_PATH /js191qhw
XHTTP_PATH /iystrm7w

WebSocket config.json:
https://nettya.pages.dev/js191qhw/?fragment=true&uuid=a7c728ad-9bda-0cb3-493f-6c81d0a4ea4e

XHTTP config.json:
https://nettya.pages.dev/iystrm7w/?fragment=true&uuid=a7c728ad-9bda-0cb3-493f-6c81d0a4ea4e

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