Error message when you try to save an appointment for a related account in Microsoft Dynamics CRM 3.0: "Violation of UNIQUE KEY constraint 'UQ_PrincipalObjectAccess'"
When you try to save an appointment for a related account in Microsoft Dynamics CRM 3.0, you receive the following error message:
A SQL Server Error has occurred
Violation of UNIQUE KEY constraint 'UQ_PrincipalObjectAccess'. Cannot insert duplicate key in object 'dbo.PrincipalObjectAccess'.
This problem occurs if the following conditions are true:
The account owner shares the account with themselves.
You applied hotfix 940496.
For more information, click the following article number to view the article in the Microsoft Knowledge Base:
Error message when you try to view activities in Microsoft Dynamics CRM 3.0: "A SQL Server error occurred. For more information, contact your system administrator"
A supported hotfix is available from Microsoft. However, this hotfix is intended to correct only the problem that is described in this article. Apply this hotfix only to systems that are experiencing the problem described in this article. This hotfix might receive additional testing. Therefore, if you are not severely affected by this problem, we recommend that you wait for the next software update that contains this hotfix.
If the hotfix is available for download, there is a "Hotfix download available" section at the top of this Knowledge Base article. If this section does not appear, contact Microsoft Customer Service and Support to obtain the hotfix.
Note If additional issues occur or if any troubleshooting is required, you might have to create a separate service request. The usual support costs will apply to additional support questions and issues that do not qualify for this specific hotfix. For a complete list of Microsoft Customer Service and Support telephone numbers or to create a separate service request, visit the following Microsoft Web site:
Note The "Hotfix download available" form displays the languages for which the hotfix is available. If you do not see your language, it is because a hotfix is not available for that language.
File information
The English version of this hotfix has the file attributes (or later file attributes) that are listed in the following table. The dates and times for these files are listed in Coordinated Universal Time (UTC). When you view the file information, it is converted to local time. To find the difference between UTC and local time, use the Time Zone tab in the Date and Time item in Control Panel.
Install this hotfix on computers that are running the Microsoft Dynamics CRM 3.0 server components or the Microsoft Dynamics CRM client for Microsoft Office Outlook components.
Prerequisites
You must have Microsoft Dynamics CRM 3.0 installed to apply this hotfix.
Additionally, you must have Update Rollup 2 for Microsoft Dynamics CRM 3.0 installed to apply this hotfix.
For more information about Update Rollup 2 for Microsoft Dynamics CRM 3.0, click the following article number to view the article in the Microsoft Knowledge Base:
Update Rollup 2 for Microsoft Dynamics CRM 3.0 is available
Restart requirement
If you are prompted to restart the computer, you must restart the computer after you apply this hotfix.
Removal information
To remove this hotfix from a computer that is running Windows Server 2003, Windows XP, or Windows 2000, use Add or Remove Programs in Control Panel.
System administrators can use the Spuninst.exe tool to remove this hotfix from a computer that is running Windows Server 2003, Windows XP, or Windows 2000.
The Spuninst.exe tool is located in the %Windir%\$NTUninstallKB950119$\Spuninst folder.
For more information, click the following article number to view the article in the Microsoft Knowledge Base:
For more information about the terminology that is used to describe Microsoft software updates, click the following article numbers to view the articles in the Microsoft Knowledge Base:
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