| Event Id | 4691 |
| Source | COM+ |
| Description | The run-time environment was unable to initialize for transactions required to support transactional components. Make sure that MS-DTC is running. (DtcGetTransactionManagerEx(): hr = 0x8004d01b) |
| Event Information | According to Microsoft: To clean up a damaged COM+ catalog, follow these steps: 1. Rename the %WinDir%\System32\Clbcatq.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_MACHINE\SOFTWARE\Microsoft\COM3 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+. |
| Reference Links | How to clean up a damaged COM+ catalog How to reinstall MS DTC for a nonclustered Windows 2000 Server How To Reinstall MS DTC for a Nonclustered Windows NT 4.0 Server |
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