[英]Load xml using XDocument.Load error “root element is missing” from stream
I got problems in using XDocument.Load because sometimes there is no error and sometimes there is already error, same error "root element is missing" I already tried using seek and position still the same error occurs. 我在使用XDocument.Load时遇到问题,因为有时没有错误,有时已经存在错误,相同的错误“缺少根元素”,我已经尝试过使用搜寻和位置,但仍然发生相同的错误。
Any ideas how can I fix this issue? 有什么想法可以解决此问题吗? Thanks 谢谢
Here is my source code so far: 到目前为止,这是我的源代码:
using (var stream = File.Open(file, FileMode.Open, FileAccess.Read, FileShare.ReadWrite))
{
stream.Seek(0, System.IO.SeekOrigin.Begin);
//stream.Position = 0;
var request = XDocument.Load(stream);
var get_command = from r in request.Descendants("Transaction")
select new
{
Type = r.Element("Type").Value
};
foreach (var c in get_command)
{
type = c.Type;
}
}
Sample XML 样本XML
<?xml version="1.0" encoding="utf-8"?>
<Request>
<Transaction>
<Type>gc</Type>
</Transaction>
</Request>
My guess would be your sample is over simplified and your Xml looks more like this 我的猜测是您的示例过于简化,而您的Xml看起来更像这样
<?xml version="1.0" encoding="utf-8"?>
<Request>
<Transaction>
<Type>gc</Type>
</Transaction>
</Request>
<Request>
<Transaction>
<Type>gc</Type>
</Transaction>
</Request>
That would explain your error as there is no root element. 那将解释您的错误,因为没有根元素。 You need to make it like this 你需要像这样
<?xml version="1.0" encoding="utf-8"?>
<Requests>
<Request>
<Transaction>
<Type>gc</Type>
</Transaction>
</Request>
<Request>
<Transaction>
<Type>gc</Type>
</Transaction>
</Request>
</Requests>
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