This problem has troubled me for many days, but I still haven't figured out how to solve it.
Hope to get help:
Domian: c is accessible
Firewall ports are all open
Registration for ACME account failed: {'key': {'kty': 'RSA', 'n': 'rs3wBiB7zpMx4jtvfSZa8SeLjrGsFGLEq9RznZsogyYbuQucyzUceaiZu7BBjV1lLhUbsjDhciNNy0nix_V2RKnmMhPBJuwqRWI_NLesyPyco3aDsoaeFnZTGPpFMLFtkk1Zap2MvzaS2qI-rfNg_24 BTvcbMoErjmeLSKMlvvf ORnhzxmq1thdvcKLawd3_T5zZAL--N0D-pFMlec2cnc7EcMmMdMpT8SqLafSsUu-6Th-t5GOV2r4c32PJ5gXH0gZBnETSVJ5Xx2NaTyyK5lNZBf-42xifDj0LRx10ZX-8ifL_HJJZJft SGgz53L3MRpbywGuBCtWAGnYpK074Jw', 'e': 'AQAB'}, 'initialIp': '8.211.200.75', 'createdAt': '2024-07-19T15:55:45Z', 'status': 'valid'}
If the problem cannot be solved and the old version can be installed, I can apply for it through the old version.