Sungrow/isolarcloud loss of communication

Charge HQ has lost communication to the sungrow portal/ data and doesn’t want to reconnect.

I’ve power cycled the inverter and comms module with no luck.

Isolarcloud is receiving the data without issue.

I tried removing my inverter and communications details from the charge HQ settings, and re-entered, but now I get an ‘error connecting to sungrow’ fault pop up.

Does anyone have a fix for this?