WP Encryption SSL .crt File Upload Error

Hello,

I have uploaded file in acme challenge and verified but when I downloaded private key, certificate etc and trying to upload in my cpanel ssl manager the certificate (it accepted private key but not certificate .crt file) it is showing error as below and as you can see in the screenshot

CA domain: FATAL: Sorry, cannot accept uploaded certificate. There may be a problem with the certificate or the private key

Link of error image: https://getshared.com/d/UUUUiXXE

Kindly help to fix the error. My website is godgraces.org and its a wordpress website.

Thank you and with kind regards

The page I need help with: [log in to see the link]