doPostback failing in IE 11+ Windows 8.1

Question

I am getting blank page in IE 11 in Windows 8.1 Preview.After Inspecting the page I assumed that following code might be the culprit,since after these line there is not furt

Answer 1

I found the easiest fix was to install .Net 4.5.1 and I didn't even need to change the version our application is using!