After applying SP1 you may see this error in your Application event log:
Retrieving the COM class factory for component with CLSID {3D42CCB1-4665-4620-92A3-478F47389230} failed due to the following error: 80070005.
This is a security error. To fix this you need to reconfigure security entries for OSearch DCOM component. Follow these steps:
- Go to Start --> Administrative Tools Component Services
- Expand Component Services --> Computers --> My Computer --> DCOM Config
- Find Osearch, right click and select Properties
- Select Security tab
- Edit Launch and Activation Permissions
- Add WSS_ADMIN_WPG with Local Launch and Local Activation
- Add WSS_WPG with Local Launch and Local Activation
- Edit Access Permissions
- Add WSS_ADMIN_WPG with Local Access
- Add WSS_WPG with Local Access