Scenario:
1: If the data table uses XML data type
2: Using ASP.net 2.0
3:: Use the wizard to generate SqlDataSource with DetailsView to add/update database XML data type
error message:
Server Error in '/' Application.
-------------------------------------------------- -------------------------------
Operand type clash: sql_variant is incompatible with xml
Description: An unhandled exception occurred during the execution of the current web request. Please review the stack trace for more information about the error and where it originated in the code.
Exception Details: System.Data.SqlClient.SqlException: Operand type clash: sql_variant is incompatible with xml
Source Error:
An unhandled exception was generated during the execution of the current web request. Information regarding the origin and location of the exception can be identified using the exception stack trace below.
Solution:
<DeleteParameters>
<asp:Parameter Name="original_ArticleID" Type="Int32" />
<asp:Parameter Name="original_Title" Type="String" />
<asp:Parameter Name="original_CategoryID" Type="Int32" />
<asp:Parameter Name="original_Contents" Type="String" />
<asp:Parameter Name="original_ArticleFrom" Type="String" />
<asp:Parameter Name="original_CreateDate" Type="DateTime" />
<asp:Parameter Name="original_keywordXML" Type="Object" />
</DeleteParameters>
<UpdateParameters>
<asp:Parameter Name="Title" Type="String" />
<asp:Parameter Name="CategoryID" Type="Int32" />
<asp:Parameter Name="Contents" Type="String" />
<asp:Parameter Name="ArticleFrom" Type="String" />
<asp:Parameter Name="CreateDate" Type="DateTime" />
<asp:Parameter Name="keywordXML" Type="Object" />
<asp:Parameter Name="original_ArticleID" Type="Int32" />
<asp:Parameter Name="original_Title" Type="String" />
<asp:Parameter Name="original_CategoryID" Type="Int32" />
<asp:Parameter Name="original_Contents" Type="String" />
<asp:Parameter Name="original_ArticleFrom" Type="String" />
<asp:Parameter Name="original_CreateDate" Type="DateTime" />
<asp:Parameter Name="original_keywordXML" Type="Object" />
</UpdateParameters>
<InsertParameters>
<asp:Parameter Name="Title" Type="String" />
<asp:Parameter Name="CategoryID" Type="Int32" />
<asp:Parameter Name="Contents" Type="String" />
<asp:Parameter Name="ArticleFrom" Type="String" />
<asp:Parameter Name="CreateDate" Type="DateTime" />
<asp:Parameter Name="keywordXML" Type="Object" />
</InsertParameters>
Change the underlined part Type="Object" -〉Type="String"