Conversion from string to double error
<p>i have a project for uploading video.in that when i click the showvideo button there is a error.
code-</p>

<pre><code>param name="url" value='&lt;%# "VideoHandler.ashx?FileID=" + Eval("FileID") %&gt;'
</code></pre>

<p>error message :::   conversion form string="VideoHandler.ashx?FileID="  to type 'Double' is not valid</p>

<p>anyone knows please answer for me thank you</p>
