Microsoft KB Archive/201504

= How to isolate providers in Microsoft Exchange Calendar Connector for troubleshooting purposes =

Article ID: 201504

Article Last Modified on 2/27/2007

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APPLIES TO


 * Microsoft Exchange 2000 Server Standard Edition
 * Microsoft Exchange Server 5.5 Standard Edition

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This article was previously published under Q201504



Important This article contains information about modifying the registry. Before you modify the registry, make sure to back it up and make sure that you understand how to restore the registry if a problem occurs. For information about how to back up, restore, and edit the registry, click the following article number to view the article in the Microsoft Knowledge Base:

256986 Description of the Microsoft Windows Registry



SUMMARY
This article contains information about how to isolate calendar providers by using the Microsoft Exchange Calendar Connector utility (Calcon.exe) and how to start Calendar Connector in console mode. You may want to use one of these methods to help you troubleshoot issues that are related to the Calendar Connector service.



MORE INFORMATION
If there is more than one calendar provider configured, the Calendar Connector service automatically starts all the providers that are configured. The Calendar Connector service also starts some general administrative processes in the background. When you troubleshoot issues that are related to the Calendar Connector service, you can isolate certain providers without having to remove each calendar connection on the Calendar Connector tab.

The following table lists the six processes that the Calendar Connector service may run:

How to isolate calendar providers
Warning If you use Registry Editor incorrectly, you may cause serious problems that may require you to reinstall your operating system. Microsoft cannot guarantee that you can solve problems that result from using Registry Editor incorrectly. Use Registry Editor at your own risk.

To isolate certain calendar providers, modify the NOTESCAL provider name in the following registry key:

To modify the NOTESCAL provider name, follow these steps:  Click Start, click Run, type regedit in the Open box, and then click OK. Locate the following registry key:

 Add the following information if you want to troubleshoot the Lotus Notes provider. To troubleshoot other providers, change the NOTESCAL provider name to the appropriate provider that you want to troubleshoot. For example, change NOTESCAL to GWISECAL.

Value Name: Providers

Data Type: REG_SZ

String: MAPICAL, NOTESCAL

 Start Calendar Connector in console mode.

To start Calendar Connector in console mode, follow these steps:  Make sure that the Calendar Connector service is not running. Locate the Calcon.exe file in the appropriate folder: <ul> In Exchange Server 5.5, Calcon.exe is located in the following location: Exchsrvr\Connect\Calcon</li> In Exchange 2000 Server, Calcon.exe is located in the following location: Program Files\Exchsrvr\Bin</li></ul> </li> Do one of the following: <ul> At the command prompt, switch to the folder that contains the Calcon.exe file, type Calcon.exe, and then press ENTER.</li> Start Windows Explorer, locate the folder that contains the Calcon.exe file, and then double-click Calcon.exe.</li></ul> </li></ol> </li></ol>

Notes
 * To stop Calendar Connector, press CTRL+BREAK to end the task. Sometimes, you may have to end the Calcon.exe process to end the task.
 * Calendar Connector only starts the processes that you specified in the registry key in step 3.

Additional query words: XFOR

Keywords: kbhowto KB201504

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