It looks like this file and path exists
\\xxxx\SystemDrivers\Hewlett-Packard Driver Locations\Laptops\HP ZBook Power G7 Notebook PC\e1r68x64.inf
However that INF is referencing a file that does not exist in that path called e1rmsg.dll
setupapioffline.log
Failed to copy file '\\xxxx\SystemDrivers\Hewlett-Packard Driver Locations\Laptops\HP ZBook Power G7 Notebook PC\e1rmsg.dll' to 'C:\Windows\TEMP\BootImages\{D72EB5AC-6A7A-40AD-A0CA-D14241E420C9}\mount\Windows\System32\DriverStore\FileRepository\e1r68x64.inf_amd64_8175f39383f631b7\e1rmsg.dll'. Error = 0x00000002
Sometimes vendors can give you bad drivers. Search that driver package and see if that file exists in a subfolder and copy it to the root of the package. Update the package to your DPs and try again. If that file doesn't exist anywhere, get an updated version of the driver and try again.