安装Let's Encrypt，出现Only RSA or EC key is supported.错误？

What Are You Doing?
1. Use HTTP Only
2. Use your own SSL Certificate and Key
3. Use Let's Encrypt to Create SSL Certificate and Key
q. Exit
Please input the correct option: 3 Please input domain(example: http://www.example.com): test.com
domain=test.com Please input the directory for the domain:test.com :
(Default directory: /data/wwwroot/test.com):
Virtual Host Directory=/data/wwwroot/test.com Create Virtul Host directory......
set permissions of Virtual Host directory...... Do you want to add more domain name? [y/n]: n Do you want to redirect all HTTP requests to HTTPS? [y/n]: n
[Fri Oct 19 23:46:44 CST 2018] Only RSA or EC key is supported.
[Fri Oct 19 23:46:44 CST 2018] Please add '--debug' or '--log' to check more details.
[Fri Oct 19 23:46:44 CST 2018] See: https://github.com/Neilpang/acme.sh/wiki/How-to-debug-acme.sh
Error: Create Let's Encrypt SSL Certificate failed! 升级到最新版的oneinstack了，进行到这步就停止了，跪求指点！是否和我之前自行升级了openssl和openssh有关？