PowerShell how to add-type from GAC

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I try to call Add-Type -AssemblyName myassembly, and myassembly has been registered into GAC, but I always got following error:

Cannot add type. The assembly 'myassembly' could not be found.

I know how to Add-Type from a file location, is there a way to Add-Type from GAC conveniently?

To load from the GAC you need the fully qualified assembly name:

Add-Type -AssemblyName "Microsoft.Web.Deployment, Version=9.0.0.0", Colture=netural, PublicKeyToken=89956cdc9090cc76"

And yea, it's really annoying!

Add-Type (Microsoft.PowerShell.Utility), If you add an Add-Type command to your PowerShell profile, the class is available in this applies to assemblies found in the Global Assembly Cache ( GAC). Powershell Add-Type – Where’s That Assembly! Kyle Neier , 2012-06-06 I’ve been working a lot lately with SMO and the differences between the various versions between SQL 2005, 2008, and 2012.

You can also use [System.Reflection.Assembly]::LoadWithPartialName('Microsoft.Web.Deployment') Yes I know its obsolete and you should use Load().

Often you may not have the full name and don't care to enumerate the assemblies in the GAC. This will allow you to load the assembly. If you care, you can then pull the fullname to use with Load() for your scripts going forward.

[System.Reflection.Assembly]::LoadWithPartialName('system.web.security')
PS c:\> [System.Web.Security.Membership].Assembly.Fullname
System.Web, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a

How to properly add .NET assemblies to Powershell session , Could you surround the Add-Type with a try catch and print the LoaderExceptions property, as the error is stating to do. It may provide an exception with a more� There are multiple methods we can use to add assemblies to PowerShell which we’re going to explore in the post. Method 1 - Add assembly with Add-Type cmdlet. Building on the WinSCPnet.dll example let’s how we can import in our PowerShell code make use of the new types and methods made available by it.

If you copy it to another computer, you have to unblock it.

Powershell Add-Type – Where's That Assembly! – SQLServerCentral, Add-Type : Could not load file or assembly 'Microsoft. of the six folders of the GAC (Global Assembly Cache) on my Windows 7 Workstation. PowerShell only allows a certain pre-defined set of assemblies to be loaded by their partial/simple name. You're going to need to load it via its fully qualified name, for example: Add-Type -AssemblyName ('Microsoft.Web.Deployment, Version=7.1.0.0, ' + 'Culture=neutral, PublicKeyToken=31bf3856ad364e35')

PowerShell load .Net Assembly - PsCustom Object, A couple of ways exist to install a DLL into the Global Assembly Cache (GAC). Using gacutil.exe is one, but this comes as part of a Visual Studio installation, and in a server environment, you may not have the luxury of installing Visual Studio, just to get the utility installed. An alternative, however, is to use PowerShell to install the DLL into the GAC. The following code snippet should

Another option is that the PowerShell Community Extensions installs a GAC provider, so you can do this:. dir gac: If you are on PowerShell V2, be sure to grab the 1.2 Beta.

I have a .NET assembly (a dll) which is an API to backup software we use here. It contains some properties and methods I would like to take advantage of in my Powershell script(s).

Comments
  • Use full assembly name.
  • @PetSerAl I forget to test full assembly name, thanks for your help.
  • There is some spell erros. It should be "Microsoft.Web.Deployment, Version=9.0.0.0, Culture=netural, PublicKeyTokwn=89956cdc9090cc76"