WebForms UnobtrusiveValidationMode requires a ScriptResourceMapping for 'jquery'. Please add a ScriptResourceMapping named jquery(case-sensitive).

WebForms UnobtrusiveValidationMode requires a ScriptResourceMapping for 'jquery'. Please add a ScriptResourceMapping named jquery(case-sensitive)

Error :

Answer :Add below code in web.config
 <configuration>

 <appSettings>
      <add key="ValidationSettings:UnobtrusiveValidationMode" 

         value="None" />
    </appSettings>

</configuration>