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Table of Contents

Introduction

Note

Please Install the .NET 3.5 Features AFTER you have installed all other necessary Windows Roles & Features

For the installations of the CoreOne Suite, the .NET 3.5 Framework on the Windows Server 2016 and newer versions is absolutely necessary, otherwise the WCF Service cannot be started. To install the .NET 3.5 Framework on Windows Server, the installation ISO for the installed server OS must be mounted on the server

...

In our example this is the drive D:\
D:\Sources\sxs

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Powershell Script for installing the required .NET 3.5 Features

The above listed required .NET 3.5 Features can be installed through Powershell.

Call the Powershell about Server Manager - Tools - Windows PowerShell ISE. Copy and paste the Script and execute it (Play-Button).

Code Block
languagepowershell
### Please mount the corresponding ISO to your OS Version and define the Source-Folder below
$InstalllationSourcesFolderDotNet35 = 'D:\sources\sxs'

Write-Host "    [i] Check if ISO is mapped."
if (Test-Path -Path $InstalllationSourcesFolderDotNet35) {
            Write-Host "    [i] ISO is mounted and Path is accessible:" $InstalllationSourcesFolderDotNet35
            Write-Host "    [i] Start Installation of .NET 3.5 Feature"
            Install-WindowsFeature Net-Framework-Core -source $InstalllationSourcesFolderDotNet35
            Add-WindowsFeature NET-HTTP-Activation,NET-Non-HTTP-Activ -source $InstalllationSourcesFolderDotNet35

            $restartServer = Read-Host "    [?] FFinished installing .NET 3.5 Features. Please check the Output for any Errors. It is mandatory, to restart the Server before installing the CoreOne Suite or other dependencies. Restart Server now? [y/n]"
            switch($restartServer){
                    y{Restart-computer -Force -Confirm:$false}
                    n{Write-Host "    [w] Please make sure to start the Server manually before executing further installations steps."
                      pause}
                    default{Write-Warning "    [w] Invalid Input"}
                    }
            } else {
            Write-Host "    [e] Your ISO for installing .NET 3.5 is not mapped or the given Path is not valid. Installation will abort. Please mount the corresponding ISO to your OS Version and execute the script again. Configured Path: " $InstalllationSourcesFolderDotNet35
            }