When you try to install the MIM CM Portal on freshly installed machines.


On screen

Installer dump log

If you run the msiexec installer with a debug log flag, you see:

MSI (c) (CC:44) [11:46:58:267]: Doing action: caValidateWebDir

Action start 11:46:58: caValidateWebDir.

MSI (c) (CC!44) [11:46:58:267]: PROPERTY CHANGE: Adding IsWebDirValid property. Its value is '0'.


FIM CM: GetObject(IIS://Localhost/W3SVC/1/Root) failed.

FIM CM: Unable to create virtual forder. Please check that IIS is installed.

Action ended 11:46:58: caValidateWebDir. Return value 3.

DEBUG: Error 2896: Executing action caValidateWebDir failed.

The installation program has encountered an unexpected error. The error code is 2896. The arguments are: caValidateWebDir, , .

Action ended 11:46:58: MaintenanceWelcome. Return value 3.

MSI (c) (CC:D8) [11:46:58:282]: Doing action: SetupCompleteError

Action start 11:46:58: SetupCompleteError.

Action ended 11:47:00: SetupCompleteError. Return value 2.

Action ended 11:47:00: INSTALL. Return value 3.

MSI (c) (CC:D8) [11:47:00:142]: Destroying RemoteAPI object.

MSI (c) (CC:58) [11:47:00:142]: Custom Action Manager thread ending.

=== Logging stopped: 5/18/2017 11:47:00 ===

MSI (c) (CC:D8) [11:47:00:142]: Note: 1: 1729

MSI (c) (CC:D8) [11:47:00:142]: Product: Microsoft Identity Manager Certificate Management -- Configuration was not successful..

MSI (c) (CC:D8) [11:47:00:142]: Windows Installer reconfigured the product. Product Name: Microsoft Identity Manager Certificate Management. Product Version: 4.4.1302.0. Product Language: 1033. Manufacturer: Microsoft Corporation. Reconfiguration success or error status: 1603.

MSI (c) (CC:D8) [11:47:00:142]: Grabbed execution mutex.

MSI (c) (CC:D8) [11:47:00:142]: Cleaning up uninstalled install packages, if any exist

MSI (c) (CC:D8) [11:47:00:142]: MainEngineThread is returning 1603

Key indicator

The verbose log explicitly mentions:

FIM CM: GetObject(IIS://Localhost/W3SVC/1/Root) failed.


Make sure to activate the IIS 6 compatibility components in IIS.

Carefully check the MIM CM prerequisites at:

The IIS management tool prerequisite is clearly mentioned as:

Role service Required features

IIS Management Console

IIS 6 Management Compatibility

  • IIS 6 Metabase Compatibility
  • IIS 6 WMI Compatibility
  • IIS 6 Scripting Tools
  • IIS 6 Management Console