c# - VS2005 website scriptmanager and updatepanel throw exception while run in VS2015 -


i have website built in visual studio 2005 in vb.net. when run website on visual studio 2015 throws run time exception given below. website works fine in vs2005.

enter image description here

i don't know do...

there many possibilities mentioned in answers here: sys undefined

also note error on line 127 (the closing script tag incomplete).


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