WPF XmalParseException 如何解决，请看code

Question

exception位置：

 

<ListBoxName="peopleListBox"Grid.Column="1"Grid.Row="2"

       

ItemsSource="{BindingSource={StaticResourceExpenseDataSource},XPath=Expenses}"

       

ItemTemplate="{StaticResourcenameItemTemplate1}">

       

</ListBox>

数据

<

Grid.Resources>

           

<!-- Expense Report Data -->

           

<XmlDataProviderx:Key="ExpenseDataSource"XPath="Expenses">

               

<x:XData>

                   

<Expensesxmlns="">

                       

<PersonName="Mike"Department="Legal">

                           

<ExpenseExpenseType="Lunch"ExpenseAmount="50" />

                           

<ExpenseExpenseType="Transportation"ExpenseAmount="50" />

                       

</Person>

                       

<PersonName="Lisa"Department="Marketing">

                           

<ExpenseExpenseType="Document printing"

    

ExpenseAmount="50"/>

                           

<ExpenseExpenseType="Gift"ExpenseAmount="125" />

                       

</Person>

                       

<PersonName="John"Department="Engineering">

                           

<ExpenseExpenseType="Magazine subscription"

   

ExpenseAmount="50"/>

                           

<ExpenseExpenseType="New machine"ExpenseAmount="600" />

                           

<ExpenseExpenseType="Software"ExpenseAmount="500" />

                       

</Person>

                       

<PersonName="Mary"Department="Finance">

                           

<ExpenseExpenseType="Dinner"ExpenseAmount="100" />

                       

</Person>

                   

</Expenses>

               

</x:XData>

           

</XmlDataProvider>

           

<!-- Name item template -->

           

<DataTemplatex:Key="nameItemTemplate1">

               

<LabelContent="{BindingXPath=@Name}"/>

           

</DataTemplate>

       

</Grid.Resources>

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