Repair Damaged DCOM+ Catalogue

To clean up a damaged COM+ catalog, follow these steps:
1. Rename the %WinDir%System32Clbcatq.dll file to %WinDir%System32~Clbcatq.dll. Make sure that you include the tilde (~) at the start of the file name.
2. Restart the computer.
3. Start Registry Editor (Regedt32.exe).
4. Locate and delete the following key in the registry: HKEY_LOCAL_MACHINESOFTWAREMicrosoftCOM3
5. At a command prompt, type cd %windir%, and then press ENTER.
6. At a command prompt, type rmdir /s Registration, and then press ENTER. This is the location folder of the registration database.
7. Click the Start button, point to Settings, and then click Control Panel.
8. Double-click Add/Remove Programs, and then click Add/Remove Windows Components.
9. Click Next to go through the reinstallation process, to reinstall COM+.
10. If IIS is installed on the computer, IIS creates several COM+ applications. These applications will now be missing. To
re-create these applications, run the following command at a command prompt:
rundll32 %windir%system32inetsrvwamreg.dll, CreateIISPackage