grille de données avec l'option d'édition erreur lorsque vous cliquez sur modifier

J'obtiens ce qui suit "Les méthodes de liaison de données telles que Eval(), XPath() et Bind() ne peuvent être utilisées que dans le contexte d'un contrôle de databound." Erreur. Comment puis-je éviter cette erreur?grille de données avec l'option d'édition erreur lorsque vous cliquez sur modifier

Ceci est mon code pour modifier les données de la vue de la grille:

<asp:Content ID="Content1" ContentPlaceHolderID="ContentPlaceHolder1" Runat="Server"> 


<asp:Panel ID="Panel1" runat="server" ScrollBars="Auto" Width="950px"> 
<asp:Label ID="lblMessage" runat="Server" ForeColor="Red"></asp:Label> 

     <asp:GridView ID="GridView1" runat="server" AutoGenerateColumns="False" 

    CellPadding="2" 

    DataKeyNames="DOC_id" ForeColor="Black" OnRowCancelingEdit="GridView1_RowCancelingEdit" 

OnRowDeleting="GridView1_RowDeleting" OnRowEditing="GridView1_RowEditing" 
     OnRowUpdating="GridView1_RowUpdating" 
     onrowcommand="GridView1_AddRow" BackColor="LightGoldenrodYellow" 
     BorderColor="Tan" BorderWidth="1px" Height="392px" ShowFooter="True"> 

    <FooterStyle BackColor="Tan" /> 
      <AlternatingRowStyle BackColor="pink" /> 
    <Columns> 
    <asp:templatefield showheader="False"> 
      <edititemtemplate> 
       <asp:linkbutton causesvalidation="True" commandname="Update" 
    id="LinkButton1" runat="server" text="Update"></asp:linkbutton> 
       <asp:linkbutton causesvalidation="False" commandname="Cancel" 
    id="LinkButton2" runat="server" text="Cancel"></asp:linkbutton> 

      </edititemtemplate> 
      <footertemplate> 
       <asp:linkbutton commandname="AddNew" id="AddNew" runat="server">Add 
    New</asp:linkbutton> 
      </footertemplate> 
      <itemtemplate> 
       <asp:linkbutton causesvalidation="False" commandname="Edit" id="LinkButton1" 
    runat="server" text="Edit"></asp:linkbutton> 
      </itemtemplate> 
     </asp:templatefield> 
     <asp:TemplateField HeaderText="Delete?"> 
        <ItemTemplate> 
         <span onclick="return confirm('Are you sure to Delete the 
    record?')"> 
         <asp:LinkButton ID="lnkB" runat="Server" Text="Delete" 
    CommandName="Delete"></asp:LinkButton> 
         </span> 
         </ItemTemplate> 
         </asp:TemplateField> 
     <asp:TemplateField HeaderText="DOC_id"> 
      <EditItemTemplate> 
       <asp:Label ID="Label1" runat="server" Text='<%# Eval("DOC_id") %>'> 
    </asp:Label> 
      </EditItemTemplate> 
      <FooterTemplate> 
      <asp:TextBox ID="NewTextBox22" runat="server"></asp:TextBox> 
      <asp:RequiredFieldValidator ID="NewRequiredFieldValidator22" runat="server" 
        ErrorMessage="*" ControlToValidate="NewTextBox22"> 
    </asp:RequiredFieldValidator> 

      </FooterTemplate> 
      <ItemTemplate> 
       <asp:Label ID="Label1" runat="server" Text='<%# Bind("DOC_id") %>'> 
</asp:Label> 
      </ItemTemplate> 
     </asp:TemplateField> 
     <asp:TemplateField HeaderText="Dr_Type"> 
      <EditItemTemplate> 
       <asp:TextBox ID="TextBox1" runat="server" Text='<%# Bind("Dr_Type") %>'> 
</asp:TextBox> 
       <asp:RequiredFieldValidator ID="RequiredFieldValidator1" runat="server" 
        ErrorMessage="*" ControlToValidate="TextBox1"> 
    </asp:RequiredFieldValidator> 
      </EditItemTemplate> 
      <FooterTemplate> 
      <asp:TextBox ID="NewTextBox1" runat="server"></asp:TextBox> 
      <asp:RequiredFieldValidator ID="NewRequiredFieldValidator1" runat="server" 
        ErrorMessage="*" ControlToValidate="NewTextBox1">  
    </asp:RequiredFieldValidator> 
      </FooterTemplate> 
      <ItemTemplate> 
       <asp:Label ID="Label2" runat="server" Text='<%# Bind("Dr_Type") %>'> 
    </asp:Label> 

      </ItemTemplate> 
     </asp:TemplateField> 
     <asp:TemplateField HeaderText="Dr_Title"> 
      <EditItemTemplate> 
      <asp:DropDownList ID="TextBox2" runat="server" selectedvalue='<%#  
Bind("Dr_Title") %>'> 
       <asp:ListItem Selected="True"></asp:ListItem> 
       <asp:ListItem>Mr.</asp:ListItem> 
       <asp:ListItem>Mrs.</asp:ListItem> 
       <asp:ListItem>Ms.</asp:ListItem> 
       <asp:ListItem>Fr.</asp:ListItem> 
       <asp:ListItem>Sr.</asp:ListItem> 
       <asp:ListItem>Rev.</asp:ListItem> 
       <asp:ListItem>Dr.</asp:ListItem> 
      </asp:DropDownList> 

       <asp:RequiredFieldValidator ID="RequiredFieldValidator2" runat="server" 
        ErrorMessage="*" ControlToValidate="TextBox2"> 
    </asp:RequiredFieldValidator> 
      </EditItemTemplate> 
      <FooterTemplate> 
      <asp:DropDownList ID="NewTextBox2" runat="server" > 
       <asp:ListItem Selected="True"></asp:ListItem> 
       <asp:ListItem>Mr.</asp:ListItem> 
       <asp:ListItem>Mrs.</asp:ListItem> 
       <asp:ListItem>Ms.</asp:ListItem> 
       <asp:ListItem>Fr.</asp:ListItem> 
       <asp:ListItem>Sr.</asp:ListItem> 
       <asp:ListItem>Rev.</asp:ListItem> 
       <asp:ListItem>Dr.</asp:ListItem> 
      </asp:DropDownList> 
      <asp:RequiredFieldValidator ID="NewRequiredFieldValidator2" runat="server" 
        ErrorMessage="*" ControlToValidate="NewTextBox2"> 
     </asp:RequiredFieldValidator> 
      </FooterTemplate> 
      <ItemTemplate> 
       <asp:Label ID="Label3" runat="server" Text='<%# Bind("Dr_Title") %>'> 
    </asp:Label> 
      </ItemTemplate> 
     </asp:TemplateField> 
     <asp:TemplateField HeaderText="Dr_FirstName"> 
      <EditItemTemplate> 
       <asp:TextBox ID="TextBox3" runat="server" Text='<%# Bind("Dr_FirstName") 
    %>'></asp:TextBox> 
      <asp:RequiredFieldValidator ID="RequiredFieldValidator3" runat="server" 
        ErrorMessage="*" ControlToValidate="TextBox3"> 
    </asp:RequiredFieldValidator> 
      </EditItemTemplate> 
      <FooterTemplate> 
      <asp:TextBox ID="NewTextBox3" runat="server"></asp:TextBox> 
      <asp:RequiredFieldValidator ID="NewRequiredFieldValidator3" runat="server" 
        ErrorMessage="*" ControlToValidate="NewTextBox3"> 
     </asp:RequiredFieldValidator> 
      </FooterTemplate> 
      <ItemTemplate> 
       <asp:Label ID="Label4" runat="server" Text='<%# Bind("Dr_FirstName") %>'> 
    </asp:Label> 
      </ItemTemplate> 
     </asp:TemplateField> 
     <asp:TemplateField HeaderText="Dr_MiddleName"> 
      <EditItemTemplate> 
       <asp:TextBox ID="TextBox4" runat="server" Text='<%# Bind("Dr_MiddleName") 
    %>'></asp:TextBox> 
       <asp:RequiredFieldValidator ID="RequiredFieldValidator4" runat="server" 
        ErrorMessage="*" ControlToValidate="TextBox4"> 
    </asp:RequiredFieldValidator> 
      </EditItemTemplate> 
      <FooterTemplate> 
      <asp:TextBox ID="NewTextBox4" runat="server"></asp:TextBox> 
      <asp:RequiredFieldValidator ID="NewRequiredFieldValidator4" runat="server" 
        ErrorMessage="*" ControlToValidate="NewTextBox4"> 
    </asp:RequiredFieldValidator> 
      </FooterTemplate> 
      <ItemTemplate> 
       <asp:Label ID="Label5" runat="server" Text='<%# Bind("Dr_MiddleName") %>'> 
    </asp:Label> 
      </ItemTemplate> 
     </asp:TemplateField> 
     <asp:TemplateField HeaderText="Dr_LastName"> 
      <EditItemTemplate> 
       <asp:TextBox ID="TextBox5" runat="server" Text='<%# Bind("Dr_LastName") %>'> 
    </asp:TextBox> 
       <asp:RequiredFieldValidator ID="RequiredFieldValidator5" runat="server" 
        ErrorMessage="*" ControlToValidate="TextBox5"> 
    </asp:RequiredFieldValidator> 

      </EditItemTemplate> 
      <FooterTemplate> 
      <asp:TextBox ID="NewTextBox5" runat="server"></asp:TextBox> 
      <asp:RequiredFieldValidator ID="NewRequiredFieldValidator5" runat="server" 
        ErrorMessage="*" ControlToValidate="NewTextBox5"> 
    </asp:RequiredFieldValidator> 

      </FooterTemplate> 
      <ItemTemplate> 
       <asp:Label ID="Label6" runat="server" Text='<%# Bind("Dr_LastName") %>'> 
    </asp:Label> 
      </ItemTemplate> 
     </asp:TemplateField> 
     <asp:TemplateField HeaderText="Dr_Suffix"> 
      <EditItemTemplate> 
      <asp:DropDownList ID="TextBox6" runat="server" selectedvalue='<%# 
     Bind("Dr_Suffix") %>'> 
       <asp:ListItem Selected="True"></asp:ListItem> 
       <asp:ListItem>Sr</asp:ListItem> 
       <asp:ListItem>Jr</asp:ListItem> 
       <asp:ListItem>III</asp:ListItem> 
       <asp:ListItem>IV</asp:ListItem> 
       <asp:ListItem>DMD</asp:ListItem> 
       <asp:ListItem>DO</asp:ListItem> 
       <asp:ListItem>DDS</asp:ListItem> 
       <asp:ListItem>MD</asp:ListItem> 
       <asp:ListItem>PHD</asp:ListItem> 
       <asp:ListItem>DVM</asp:ListItem> 
       <asp:ListItem>Esq</asp:ListItem> 
       <asp:ListItem>Other</asp:ListItem> 
      </asp:DropDownList> 
       <asp:RequiredFieldValidator ID="RequiredFieldValidator6" runat="server" 

        ErrorMessage="*" ControlToValidate="TextBox6"> 
    </asp:RequiredFieldValidator> 
      </EditItemTemplate> 
      <FooterTemplate> 
      <asp:DropDownList ID="NewTextBox6" runat="server"> 
       <asp:ListItem Selected="True"></asp:ListItem> 
       <asp:ListItem>Sr</asp:ListItem> 
       <asp:ListItem>Jr</asp:ListItem> 
       <asp:ListItem>III</asp:ListItem> 
       <asp:ListItem>IV</asp:ListItem> 
       <asp:ListItem>DMD</asp:ListItem> 
       <asp:ListItem>DO</asp:ListItem> 
       <asp:ListItem>DDS</asp:ListItem> 
       <asp:ListItem>MD</asp:ListItem> 
       <asp:ListItem>PHD</asp:ListItem> 
       <asp:ListItem>DVM</asp:ListItem> 
       <asp:ListItem>Esq</asp:ListItem> 
       <asp:ListItem>Other</asp:ListItem> 
      </asp:DropDownList> 
      <asp:RequiredFieldValidator ID="NewRequiredFieldValidator6" runat="server" 
        ErrorMessage="*" ControlToValidate="NewTextBox6"> 
     </asp:RequiredFieldValidator> 
      </FooterTemplate> 
      <ItemTemplate> 
       <asp:Label ID="Label7" runat="server" Text='<%# Bind("Dr_Suffix") %>'> 
    </asp:Label> 
      </ItemTemplate> 
     </asp:TemplateField> 
     <asp:TemplateField HeaderText="Dr_Degree"> 
      <EditItemTemplate> 
       <asp:TextBox ID="TextBox7" runat="server" Text='<%# Bind("Dr_Degree") %>'> 
    </asp:TextBox> 
       <asp:RequiredFieldValidator ID="RequiredFieldValidator7" runat="server" 
        ErrorMessage="*" ControlToValidate="TextBox7"> 
     </asp:RequiredFieldValidator> 
      </EditItemTemplate> 
      <FooterTemplate> 
      <asp:TextBox ID="NewTextBox7" runat="server"></asp:TextBox> 
      <asp:RequiredFieldValidator ID="NewRequiredFieldValidator7" runat="server" 
        ErrorMessage="*" ControlToValidate="NewTextBox7"> 
     </asp:RequiredFieldValidator> 
      </FooterTemplate> 
      <ItemTemplate> 
       <asp:Label ID="Label8" runat="server" Text='<%# Bind("Dr_Degree") %>'> 
     </asp:Label> 
      </ItemTemplate> 
     </asp:TemplateField> 
     <asp:TemplateField HeaderText="Dr_PreferredUsername"> 
      <EditItemTemplate> 
       <asp:TextBox ID="TextBox8" runat="server" Text='<%# 
     Bind("Dr_PreferredUsername") %>'></asp:TextBox> 
       <asp:RequiredFieldValidator ID="RequiredFieldValidator8" runat="server" 

        ErrorMessage="*" ControlToValidate="TextBox8"> 
    </asp:RequiredFieldValidator> 

      </EditItemTemplate> 
      <FooterTemplate> 
      <asp:TextBox ID="NewTextBox8" runat="server"></asp:TextBox> 
      <asp:RequiredFieldValidator ID="NewRequiredFieldValidator8" runat="server" 
        ErrorMessage="*" ControlToValidate="NewTextBox8"> 
    </asp:RequiredFieldValidator> 

      </FooterTemplate> 
      <ItemTemplate> 
       <asp:Label ID="Label9" runat="server" Text='<%# Bind("Dr_PreferredUsername") 
     %>'></asp:Label> 
      </ItemTemplate> 
     </asp:TemplateField> 
     <asp:TemplateField HeaderText="Dr_ContactNumber"> 
      <EditItemTemplate> 
       <asp:TextBox ID="TextBox9" runat="server" Text='<%# Bind("Dr_ContactNumber") 
    %>'></asp:TextBox> 
       <asp:RequiredFieldValidator ID="RequiredFieldValidator9" runat="server" 
        ErrorMessage="*" ControlToValidate="TextBox9"> 
     </asp:RequiredFieldValidator> 
        <asp:RegularExpressionValidator ID="RegularExpressionValidator3" 
    runat="server" 
      ControlToValidate="TextBox9" 
      ErrorMessage="Invalid Contact Number....!!" ForeColor="Red" 
      ValidationExpression="^[9,8,7][0-9]{9}$"></asp:RegularExpressionValidator> 
      </EditItemTemplate> 
      <FooterTemplate> 
      <asp:TextBox ID="NewTextBox9" runat="server"></asp:TextBox> 
      <asp:RequiredFieldValidator ID="NewRequiredFieldValidator9" runat="server" 
        ErrorMessage="*" ControlToValidate="NewTextBox9"> 
     </asp:RequiredFieldValidator> 
        <asp:RegularExpressionValidator ID="RegularExpressionValidator4" 
     runat="server" 
      ControlToValidate="NewTextBox9" 
      ErrorMessage="Invalid Contact Number....!!" ForeColor="Red" 
      ValidationExpression="^[9,8,7][0-9]{9}$"></asp:RegularExpressionValidator> 
      </FooterTemplate> 
      <ItemTemplate> 
       <asp:Label ID="Label10" runat="server" Text='<%# Bind("Dr_ContactNumber") 
     %>'></asp:Label> 
      </ItemTemplate> 
     </asp:TemplateField> 
     <asp:TemplateField HeaderText="Dr_FaxNumber"> 
      <EditItemTemplate> 
       <asp:TextBox ID="TextBox10" runat="server" Text='<%# Bind("Dr_FaxNumber") 
      %>'></asp:TextBox> 
       <asp:RequiredFieldValidator ID="RequiredFieldValidator10" runat="server" 
        ErrorMessage="*" ControlToValidate="TextBox10"> 
      </asp:RequiredFieldValidator> 
      </EditItemTemplate> 
      <FooterTemplate> 
      <asp:TextBox ID="NewTextBox10" runat="server"></asp:TextBox> 
      <asp:RequiredFieldValidator ID="NewRequiredFieldValidator10" runat="server" 
        ErrorMessage="*" ControlToValidate="NewTextBox10"> 
     </asp:RequiredFieldValidator> 
      </FooterTemplate> 
      <ItemTemplate> 
       <asp:Label ID="Label11" runat="server" Text='<%# Bind("Dr_FaxNumber") %>'> 
     </asp:Label> 
      </ItemTemplate> 
     </asp:TemplateField> 
     <asp:TemplateField HeaderText="Dr_EmailAddress"> 
      <EditItemTemplate> 
       <asp:TextBox ID="TextBox11" runat="server" Text='<%# Bind("Dr_EmailAddress") 
      %>'></asp:TextBox> 
       <asp:RequiredFieldValidator ID="RequiredFieldValidator11" runat="server" 
        ErrorMessage="*" ControlToValidate="TextBox11"> 
    </asp:RequiredFieldValidator> 
        <asp:RegularExpressionValidator ID="RegularExpressionValidator5" 
     runat="server" 
       ControlToValidate="TextBox11" ErrorMessage="Invalid Email ID....!!" 
     ForeColor="Red" 
       ValidationExpression="\w+([-+.']\w+)*@\w+([-.]\w+)*\.\w+([-.]\w+)*"> 
      </asp:RegularExpressionValidator> 
      </EditItemTemplate> 
      <FooterTemplate> 
      <asp:TextBox ID="NewTextBox11" runat="server"></asp:TextBox> 
      <asp:RequiredFieldValidator ID="NewRequiredFieldValidator11" runat="server" 
        ErrorMessage="*" ControlToValidate="NewTextBox11"> 
     </asp:RequiredFieldValidator> 
        <asp:RegularExpressionValidator ID="RegularExpressionValidator6" 
     runat="server" 
       ControlToValidate="NewTextBox11" ErrorMessage="Invalid Email ID....!!" 
     ForeColor="Red" 
       ValidationExpression="\w+([-+.']\w+)*@\w+([-.]\w+)*\.\w+([-.]\w+)*"> 
     </asp:RegularExpressionValidator> 
      </FooterTemplate> 
      <ItemTemplate> 
       <asp:Label ID="Label12" runat="server" Text='<%# Bind("Dr_EmailAddress") 
     %>'></asp:Label> 
      </ItemTemplate> 
     </asp:TemplateField> 
     <asp:TemplateField HeaderText="Dr_SpecialtyArea"> 
      <EditItemTemplate> 
       <asp:DropDownList ID="TextBox12" runat="server" selectedvalue='<%# 
     Bind("Dr_SpecialtyArea") %>' 
       DataSourceID="SqlDataSource3" DataTextField="Speciality" 
       DataValueField="Speciality"> 
      </asp:DropDownList> 
      <asp:SqlDataSource ID="SqlDataSource3" runat="server" 
       ConnectionString="<%$ ConnectionStrings:DBCS %>" 
       SelectCommand="SELECT [Speciality] FROM [Doc_Speciality]"> 
      </asp:SqlDataSource> 
       <asp:RequiredFieldValidator ID="RequiredFieldValidator12" runat="server" 
        ErrorMessage="*" ControlToValidate="TextBox12"> 
     </asp:RequiredFieldValidator> 
      </EditItemTemplate> 
      <FooterTemplate> 
       <asp:DropDownList ID="NewTextBox12" runat="server" 
       DataSourceID="SqlDataSource3" DataTextField="Speciality" 
       DataValueField="Speciality"> 
      </asp:DropDownList> 
      <asp:SqlDataSource ID="SqlDataSource3" runat="server" 
       ConnectionString="<%$ ConnectionStrings:DBCS %>" 
       SelectCommand="SELECT [Speciality] FROM [Doc_Speciality]"> 
      </asp:SqlDataSource> 
      <asp:RequiredFieldValidator ID="NewRequiredFieldValidator12" runat="server" 
        ErrorMessage="*" ControlToValidate="NewTextBox12"> 
      </asp:RequiredFieldValidator> 
      </FooterTemplate> 
      <ItemTemplate> 
       <asp:Label ID="Label13" runat="server" Text='<%# Bind("Dr_SpecialtyArea") 
     %>'></asp:Label> 
      </ItemTemplate> 
     </asp:TemplateField>

<SelectedRowStyle BackColor="DarkSlateBlue" ForeColor="GhostWhite" /> 

<PagerStyle BackColor="PaleGoldenrod" ForeColor="DarkSlateBlue" HorizontalAlign="Center" /> 

<HeaderStyle BackColor="Tan" Font-Bold="True" /> 

      <SortedAscendingCellStyle BackColor="#FAFAE7" /> 
      <SortedAscendingHeaderStyle BackColor="#DAC09E" /> 
      <SortedDescendingCellStyle BackColor="#E1DB9C" /> 
      <SortedDescendingHeaderStyle BackColor="#C2A47B" /> 
</asp:GridView> 

</asp:Panel> 
<asp:LinkButton ID="AddNew" runat="server" Text="AddNew" 
    onclientclick="imgbtn_Click" onclick="AddNew_Click"></asp:LinkButton> 
</asp:Content>`

Source

2011-10-04 user966602

Essayez cette solution:

http://w3ka.blogspot.com/2007/09/dropdownlist-in-gridview.html

Vous devez créer un événement DataBound pour les DropDownLists qui utilisent le SqlDataSource et définissent le Selecte dValue là.

Source

2011-10-04 16:20:12

grille de données avec l'option d'édition erreur lorsque vous cliquez sur modifier

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