The configuration section 'system.web.extensions' cannot be read because it is missing a section declaration

Question

I am getting error (The configuration section system.web.extensions cannot be read because it is missing a section declaration) while installin

Answer 1

The issue resolved for me after adding the following configuration setting in my webconfig file

We can refer this article for more info: http://www.morgantechspace.com/2013/11/The-configuration-section-system-web-extensions-cannot-be-read-because-it-is-missing-a-section-declaration.html