Error: UUID is empty

Settings example:
UUID ac686722-74f5-9359-dab9-ac3c6b342fa9
WS_PATH /takm18fa
XHTTP_PATH /jxms232h

WebSocket config.json:
https://nettya.pages.dev/takm18fa/?fragment=true&uuid=ac686722-74f5-9359-dab9-ac3c6b342fa9

XHTTP config.json:
https://nettya.pages.dev/jxms232h/?fragment=true&uuid=ac686722-74f5-9359-dab9-ac3c6b342fa9

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