[ovirt-users] after CA cert replacement, httpd is running but getting error, unable to login to the portal

I followed https://www.ovirt.org/documentation/administration_guide/ and replaced hosted engine SSL with CA approved SSL, but getting below error and not able to login to the portal PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target please help me on this.. running ovirt Version 4.4.4.5-1.el8