Asp.net swp video not playing

Question

<video width='640px' height='500px' controls autoplay>

<source src=FILENAME.mp4 type="video/mp4">

<object classid='clsid:d27cdb6e-ae6d-11cf-96b8-444553540000' codebase='http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=10,0,0,0' width='640px' height='500px' id='Swf_326' align='center'>

<param name='allowScriptAccess' value='sameDomain' />

<param name='allowFullScreen' value='false' />

<param name='movie' value='FILENAME.swf' />

<param name='quality' value='high' />

<param name='bgcolor' value='#ffffff' />

<embed src=FILENAME.swf quality='high' bgcolor='#ffffff' width='640px' height='500px' name='Swf_326' align='center' allowScriptAccess='sameDomain' allowFullScreen='false' type='application/x-shockwave-flash' pluginspage='http://www.adobe.com/go/getflashplayer' />

</object>

</video>

 

 

This is my code... i cant play this video.. no error showing ..i seen in inspect elements.. i get error like,,

 

HTTP Error 404.3 - Not Found

The page you are requesting cannot be served because of the extension configuration. If the page is a script, add a handler. If the file should be downloaded, add a MIME map.

 

 

 

if i try that code in html it is working fine... if i try in asp.net i cant play...

 

 

don't any link to refer.. give some solution