- You define a Windows PowerShell script execution policy by applying a Group Policy Object, or you apply a local Group Policy.
- You try to install a Microsoft Exchange Server 2010 or Microsoft Exchange Server 2013 update rollup or service pack.
- The setup process fails after the Remove Exchange Files step is completed.
- Disable the execution Group Policy by using the Group Policy Management Console (Gpmc.msc) or Local Group Policy Editor (Gpedit.msc). Group Policy objects for the execution Group Policy must be set to Undefined.
- Install the Exchange Server 2010 or Exchange Server 2013 update rollup or service pack.
- Re-enable the previously defined Windows PowerShell script execution policy in the Group Policy Management Console or Local Group Policy Editor.
Note The issue that is described in the "Symptoms" section is resolved in Exchange Server 2010 SP3. In Exchange Server 2010 SP3 and later versions, the Windows PowerShell script execution policies are verified correctly. Therefore, you do not have to disable the script execution policies when you install an update rollup or service pack.
The output should resemble the following:
For information about an issue that can occur when you run a setup and encounter an error, click the following article number to view the article in the Microsoft Knowledge Base: