selecting download node...
cat: /etc/redhat-release: No such file or directory
--2022-04-19 16:55:49-- https://node.aapanel.com/install/update/LinuxPanel_EN-6.8.23.zip
Resolving node.aapanel.com (node.aapanel.com)... 172.67.171.7, 104.21.79.196, 2606:4700:3034::ac43:ab07, ...
Connecting to node.aapanel.com (node.aapanel.com)|172.67.171.7|:443... connected.
ERROR: cannot verify node.aapanel.com's certificate, issued by ‘CN=Cloudflare Inc ECC CA-3,O=Cloudflare\\, Inc.,C=US’:
Unable to locally verify the issuer's authority.
To connect to node.aapanel.com insecurely, use
--no-check-certificate'.
Failed to get update package, please update or contact aaPanel Operation`
I did it manually download and ftp file transfer. Fixed