Article ID: 885448 - View products that this article applies to.
In Microsoft BizTalk Server 2004, when you test a policy that calls a method in a .NET class in the Business Rule Composer or in BizTalk Orchestration Designer, you may receive an error message that is similar to the following error message:
An exception occurred when invoking class member MyNamespace.MyClass.MyMethod in assembly MyNamespace, Version=126.96.36.199, Culture=neutral, PublicKeyToken=060d33ae94d9c706. Object type cannot be converted to target type
This problem occurs when the method that you are calling contains a parameter that is an enumeration.
The following is an example of an Add method of a .NET class that produces this error message when the method is called from inside the Business Rule Composer or from inside the BizTalk Orchestration Designer.
Service pack informationTo resolve this problem, obtain the latest service pack for Microsoft BizTalk Server 2004. For more information, click the following article number to view the article in the Microsoft Knowledge Base:
(http://support.microsoft.com/kb/888751/ )How to obtain the latest BizTalk Server 2004 service pack
PrerequisitesNo prerequisites are required.
Restart requirementYou do not have to restart your computer after you apply this hotfix.
Hotfix replacement informationThis hotfix does not replace any other hotfixes.
File informationThe 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 tool in Control Panel.
Date Time Version Size File name -------------------------------------------------------------- 17-Sep-2004 16:46 3.0.5343.0 708,608 Microsoft.ruleengine.dll
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section. This problem was corrected in BizTalk Server 2004 Service Pack 1.
For more information about developing business rules in BizTalk Server 2004, visit the following Microsoft Developer Network (MSDN) Web site:
http://msdn2.microsoft.com/en-us/library/ms947044.aspxFor additional information about the standard terminology that is used to describe Microsoft software updates, click the following article number to view the article in the Microsoft Knowledge Base:
(http://support.microsoft.com/kb/824684/ )Description of the standard terminology that is used to describe Microsoft software updates
Article ID: 885448 - Last Review: February 14, 2007 - Revision: 3.2