Solax X3 Hybrid inverters not working in Parallel

Hi new to this forum can anyone help with Solax X3 Hybrid inverter not working in parallel one is a
G1 and the other a G2 sorry saying not working is incorrect they do but as soon as I put in to master
They will not phase balance when I turn G2 back of G1 will phase balance.Any help would be appreciated.

Regards Paul