do you have a configuration proxy Ihave this configuration and is not working
...
SSLProxyEngine On
ProxyPreserveHost On
ProxyRequests Off
ProxyPass /nodered/comms wss://localhost:1880/nodered/comms
ProxyPass /nodered https://localhost:1880/nodered
ProxyPassReverse /nodered/comms wss://localhost:1880/nodered/comms
ProxyPassReverse /nodered https://localhost:1880/nodered
...
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