Undefined index: fr/var/www/html/limesurvey_prod/application/helpers/common_helper.php(187)175     static $cached = null;
176     $bCheckIntegrity = false;
177     $timeadjust = getGlobalSetting('timeadjust');
178     App()->setLanguage((isset(Yii::app()->session['adminlang']) ? Yii::app()->session['adminlang'] : 'en'));
179     $surveynames = array();
180 
181     if (is_null($cached)) {
182         $surveyidresult = Survey::model()
183             ->permission(Yii::app()->user->getId())
184             ->with('languagesettings')
185             ->findAll();
186         foreach ($surveyidresult as $result) {
187             $surveynames[] = array_merge($result->attributes, $result->languagesettings[$result->language]->attributes);
188         }
189 
190         usort($surveynames, function($a, $b)
191         {
192                 return strcmp($a['surveyls_title'], $b['surveyls_title']);
193         });
194         $cached = $surveynames;
195     } else {
196         $surveynames = $cached;
197     }
198     $surveyselecter = "";
199     if ($bReturnArray === true) {