When we're trying to add our cluster or even a node, we're getting the error below. All the nodes have been fully updated & upgraded to pve-manager/8.3.2/3e76eec21c4a14a7 (running kernel: 6.8.12-5-pve). All the nodes are the same hardware & kernel.
api returned unexpected data - expected json body, got text/html
api returned unexpected data - expected json body, got text/html