title: Call to undefined method Error findIdentity() in yii2
body: <p>I hosted my site to a new domain. when i click some links the url redirect to index page with this error.</p>
  
  <p>PHP Fatal Error – <code>yii\base\ErrorException</code></p>
  
  <p>Call to undefined method <code>app\models\TblAccount::findIdentity()</code></p>
  
  <p>Is this error related with session. Please give me solution to the problem.</p>