title: Attempting to perform the InitializeDefaultDrives operation on the 'BizTalk' provider failed
body: <p>I'm getting the error: </p>
  
  <blockquote>
    <p>"Attempting to perform the InitializeDefaultDrives operation on the
    'BizTalk' provider failed.".</p>
  </blockquote>
  
  <p>I got this working on our BizTalk Dev system several months ago; just installed the Production server today, and getting the error.  </p>
  
  <p>Using BizTalk 2016 on Win 2012.  </p>
  
  <p>I ran the command: </p>
  
  <pre><code>  %windir%\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
   .\BizTalkFactory.PowerShell.Extensions.dll
  </code></pre>
  
  <p>and I'm using PowerShell 4 in 32-bit mode: </p>
  
  <pre><code>Windows PowerShell
  Copyright (C) 2014 Microsoft Corporation. All rights reserved.
  
  PS C:\Users\myusername&gt; get-pssnapin -registered
  
  
  Name        : BizTalkFactory.PowerShell.Extensions
  PSVersion   : 4.0
  Description : Windows PowerShell CmdLets and Provider for Microsoft Biztalk Server
  
  Name        : WDeploySnapin3.0
  PSVersion   : 2.0
  Description : This is a PowerShell snap-in that contains cmdlets for managing Microsoft Web Deployment infrastructure.
  
  
  
  PS C:\Users\myusername&gt; Add-PSSnapIn -Name BiztalkFactory.PowerShell.Extensions
  Attempting to perform the InitializeDefaultDrives operation on the 'BizTalk' provider failed.
  PS C:\Users\myusername&gt; Add-PSSnapIn -Name BiztalkFactory.PowerShell.Extensions
  PS C:\Users\myusername&gt; Get-ExecutionPolicy
  RemoteSigned
  </code></pre>