Question: Unattend Install dose not start

I am trying to do a silent install of Computing Node, but the install does not start.

I have run the installer with the "Unattend" option in PowerShell, but the silent installation does not start.

Please tell me the following
1. how to output logs during installation
2. why the installation does not start

**Software**
HPCPack2019Update1-Full-v7531

**Command executed**
`PS> . \setup.exe -ComputeNode:$HeadNode -SSLPfxFilePath:. \Certificates\HpcCnCommunication.pfx -SSLPfxFilePassword:$SSLpfxFilePassword -CACertificate:. \Certificates\HpcHnPublicCert.cer -Unattend`

**Variables**
- $HeadNode = Host name of HeadNode
- $SSLpfxFilePassword = Password of pfx file