You need to start by downgrading PHP to 7.3, because 7.4 is not supported yet. And it is known to break things, many things in many places. So there’s no point in troubleshooting errors while on an unsupported PHP version…
Hi,
I think it’s an old module used to interface the PBX…
Maybe it hasn’t been removed completely.
I’ll try to investigate and let you know.
Thanks