.NET Framework 3.5 deployment errors and resolution steps
Applies To: Windows 8, Windows 8.1
This topic describes common errors you can encounter when you use Features on Demand to enable or deploy .NET Framework 3.5, and recommended steps to resolve the issues.
Table 1 Features on Demand Error Codes
| Error code | Name | Description | Resolution steps |
|---|---|---|---|
0x800F081F |
CBS_E_SOURCE_MISSING |
The source files could not be found. Use the Source option to specify the location of the files that are required to restore the feature. For more information about how to specify a source location, see Configure a Windows Repair Source. |
Verify that the source specified has the necessary files. The source argument should point to the \sources\sxs folder on the installation media or the Windows folder for a mounted image (for example, c:\mount\windows for an image mounted to c:\mount). |
0x800F0906 |
CBS_E_DOWNLOAD_FAILURE |
The source files could not be downloaded. Use the Source option to specify the location of the files that are required to restore the feature. For more information about how to specify a source location, see Configure a Windows Repair Source. Windows couldn’t connect to the Internet to download necessary files. Make sure that the system is connected to the Internet and click Retry. |
Verify that the computer or server has connectivity to Windows Update, and that you are able to browse to https://update.microsoft.com. If WSUS is used to manage updates for this computer, verify that the Group Policy setting Contact Windows Update directly to download repair content instead of Windows Server Update Services (WSUS) is enabled. |
0x800F0907 |
CBS_E_GROUPPOLICY_DISALLOWED |
DISM failed. No operation was performed. For more information, review the log file at %WINDIR%\logs\DISM\dism.log. Due to network policy settings, Windows couldn't connect to the Internet to download files required to complete the requested changes. |
Contact your network administrator for assistance with the Specify settings for optional component installation and component repair Group Policy setting. |