Exchange 2003 cdo.dll download

Note Because this version of CDO is included with the Exchange , we do not support installing this version on a computer that has Outlook installed. For more information, click the following article number to view the article in the Microsoft Knowledge Base:. For more information, please see the following Microsoft Knoowledge Base article:.

When using Exchange to install CDO 1. After the installation, you may have to manually register Cdo. For Exchange System Manager installations, you must copy Cdo. By default, Outlook installations do not include the CDO 1. Summary The Collaboration Data Objects all versions Libraries are used to implement Messaging and Collaboration functionality into a custom application. For more information, click the following article number to view the article in the Microsoft Knowledge Base: Microsoft does not support installing Exchange Server components and Outlook on the same computer For computers running Outlook , using CDO is not supported.

Need more help? Expand your skills. If none of the previous three troubleshooting steps have resolved your issue, you can try a more aggressive approach Note: Not recommended for amateur PC users by downloading and replacing your appropriate CDO.

DLL file version. DLL files for every applicable version of Office. Please follow the steps below to download and properly replace you file:.

If this final step has failed and you're still encountering the error, you're only remaining option is to do a clean installation of Windows XP. DLL problems. To avoid data loss, you must be sure that you have backed-up all of your important documents, pictures, software installers, and other personal data before beginning the process. If you are not currently backing up your data, you need to do so immediately.

DLL to your appropriate Windows system directory. Microsoft typically does not release Office DLL files for download because they are bundled together inside of a software installer. The installer's task is to ensure that all correct verifications have been made before installing and placing CDO. An incorrectly installed DLL file may create system instability and could cause your program or operating system to stop functioning altogether.

Proceed with caution. You are downloading trial software. Subscription auto-renews at the end of the term Learn more. Download and Repair CDO. Average User Rating. All rights reserved. View Other CDO. Original Filename: CDO. DLL could not be found. Cannot register CDO. Cannot start Office. A required component is missing: CDO. Please install Office again. Failed to load CDO. The application has failed to start because CDO. DLL was not found. The file CDO. DLL is missing or corrupt. Person, which is as far as I can tell does not exist.

What I find particularly confusing is that the sample projects use CDO. Person, yet the class reference documentation in the SDK does not list that class as one of the classes belonging to the CDO namespace.

Can anyone please point me to what I need to reference or link to my project to access this and other related classes in the Exchange SDK? Additionally, am I missing a portion of the big picture?

Is CDO not the way to go? My application will have to access and change are number of messages in hundreds, if not thousands, of different user mailboxes in the Exchange server.

I think I have found the answer. The file needs to be registered with RegSvr32 first. I did not expect this behavior. If you do not run RegSvr32 then only a subset of the classes shows up in the project when the DLL is referenced. But, if you run RegSvr32 cdoex. I have not confirmed correct behavior when it runs that will have to wait until I have access to an Exchange server for testing , but it does look like it compiles correctly.

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