宝塔申请免费证书失败，提示 Invalid version. The only valid version for X509Req is 0

1 使用下面命令

btpip install pyOpenSSL==22.1.0
btpip install cffi==1.14

2

/www/server/panel/class/acme_v2.py
X509Req.set_version(2) 替换为 X509Req.set_version(0)

然后重启宝塔