现有一文件
<?xml version="1.0" encoding="utf-8"?>
<Authors_Table>
<authors>
<au_id>172-32-1176</au_id>
<au_lname>White</au_lname>
<au_fname>Johnson</au_fname>
<phone>408 496-7223</phone>
<address>10932 Bigge Rd.</address>
<city>Menlo Park</city>
<state>CA</state>
<zip>94025</zip>
<contract>true</contract>
</authors>
<authors>
<au_id>213-46-8915</au_id>
<au_lname>Green</au_lname>
<au_fname>Margie</au_fname>
<phone>415 986-7020</phone>
<address>309 63rd St. #411</address>
<city>Oakland</city>
<state>CA</state>
<zip>94618</zip>
<contract>true</contract>
</authors>
<authors>
<au_id>238-95-7766</au_id>
<au_lname>Carson</au_lname>
<au_fname>Cheryl</au_fname>
<phone>415 548-7723</phone>
<address>589 Darwin Ln.</address>
<city>Berkeley</city>
<state>CA</state>
<zip>94705</zip>
<contract>true</contract>
</authors>
<authors>
<au_id>267-41-2394</au_id>
<au_lname>Hunter</au_lname>
<au_fname>Anne</au_fname>
<phone>408 286-2428</phone>
<address>22 Cleveland Av. #14</address>
<city>San Jose</city>
<state>CA</state>
<zip>95128</zip>
<contract>true</contract>
</authors>
<authors>
<au_id>274-80-9391</au_id>
<au_lname>Straight</au_lname>
<au_fname>Dean</au_fname>
<phone>415 834-2919</phone>
<address>5420 College Av.</address>
<city>Oakland</city>
<state>CA</state>
<zip>94609</zip>
<contract>true</contract>
</authors>
</Authors_Table>
保存为 c:\authors.xml执行以下语句为何报错(dataGrid1)已定义了
DataSet dsAuthors = new DataSet("authors");
string filePath = "c:\authors.xml";
dsAuthors.ReadXml(filePath); /////出错地方
dataGrid1.DataSource = dsAuthors;
dataGrid1.DataMember = "authors";
dataGrid1.CaptionText = dataGrid1.DataMember;
<?xml version="1.0" encoding="utf-8"?>
<Authors_Table>
<authors>
<au_id>172-32-1176</au_id>
<au_lname>White</au_lname>
<au_fname>Johnson</au_fname>
<phone>408 496-7223</phone>
<address>10932 Bigge Rd.</address>
<city>Menlo Park</city>
<state>CA</state>
<zip>94025</zip>
<contract>true</contract>
</authors>
<authors>
<au_id>213-46-8915</au_id>
<au_lname>Green</au_lname>
<au_fname>Margie</au_fname>
<phone>415 986-7020</phone>
<address>309 63rd St. #411</address>
<city>Oakland</city>
<state>CA</state>
<zip>94618</zip>
<contract>true</contract>
</authors>
<authors>
<au_id>238-95-7766</au_id>
<au_lname>Carson</au_lname>
<au_fname>Cheryl</au_fname>
<phone>415 548-7723</phone>
<address>589 Darwin Ln.</address>
<city>Berkeley</city>
<state>CA</state>
<zip>94705</zip>
<contract>true</contract>
</authors>
<authors>
<au_id>267-41-2394</au_id>
<au_lname>Hunter</au_lname>
<au_fname>Anne</au_fname>
<phone>408 286-2428</phone>
<address>22 Cleveland Av. #14</address>
<city>San Jose</city>
<state>CA</state>
<zip>95128</zip>
<contract>true</contract>
</authors>
<authors>
<au_id>274-80-9391</au_id>
<au_lname>Straight</au_lname>
<au_fname>Dean</au_fname>
<phone>415 834-2919</phone>
<address>5420 College Av.</address>
<city>Oakland</city>
<state>CA</state>
<zip>94609</zip>
<contract>true</contract>
</authors>
</Authors_Table>
保存为 c:\authors.xml执行以下语句为何报错(dataGrid1)已定义了
DataSet dsAuthors = new DataSet("authors");
string filePath = "c:\authors.xml";
dsAuthors.ReadXml(filePath); /////出错地方
dataGrid1.DataSource = dsAuthors;
dataGrid1.DataMember = "authors";
dataGrid1.CaptionText = dataGrid1.DataMember;
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