title: Microsoft JScript runtime error: 'this._postBackSettings.async' is null or not an object
body: <p>I have report on my asp page and every time I change a filter and click view report, I get this error:</p>
  
  <p>Microsoft JScript runtime error: 'this._postBackSettings.async' is null or not an object</p>
  
  <p>I tried change the EnablePartialRendering="true" to EnablePartialRendering="false" but then people can't login on the site</p>