The error "The certficate chain could not be built to a trusted root authority (HRESULT 0x800B010A)" is due to the lack of an authority in the Trusted Root Certification Authorities store for the local computer (in this case, the server upon which the Pharos server software will be installed). An example of this error is found below:
You may also get this error if attempting to use the certificate as a "Bind" to HTTPS:
To resolve this condition, the Pharos Systems root certificate must first be installed on the server. Download the attached "Pharos.cer" certificate to the server and:
This should end successfully. At this point, you may start the import of the certificate supplied by Pharos for your installation.