I cannot get my full chain certificate to be accepted by the Omada Controller UI. The controller UI does accept my single cert + private key in PEM format, but refuses to accept the corresponding full

The current workflow makes it ~impossible to figure out why certificates you upload are not being accepted. Upload your new certificate / key files via the Web UI: And then you get this error message:

Is there any way to upload new certs to the controller? ie. Not using the gui? I have an opnsense firewall that's auto-renewing a wildcard cert. It comes with automations ability eg. When it renews, i