How to reinstall COM+ in Windows XP


Beon Yap

Hi! support team,

Currently, I find out that I cannot run my IIS due to my COM+ is corrupted.
Is there anyways to reinstall the COM+ service? I manage to find out the
material on Windows 2000 but it seems does not work in Windows XP. Can you
please give some advice?

Best regards,
Beon Yap



Nashat Wanly

01. Rename %SystemRoot%\System32\Clbcatq.dll to
%SystemRoot%\System32\~Clbcatq.dll, making sure that you include the
tilde (~).

02. Shutdown and restart your computer.

03. Delete the COM3 sub-key from the registry at

04. Open a CMD.EXE prompt.

05. Type pushd %SystemRoot% and press Enter.

06. Type rd /s /q Registration and press Enter.

07. Type popd and press Enter.

08. Type exit and press Enter.

09. Use Notepad to remove Hide from the COM= line in

10. Start / Settings / Control Panel / Add/Remove Programs /
Add/Remove Windows Components.

11. Press Next and reinstall COM+.

NOTE: If Windows File Protection blocks any of the above renaming
and/or deletions, perform those steps in Safe Mode.

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