Internal Server Error

Property "CRequiredValidator.isUrl" is not defined.

An internal error occurred while the Web server was processing your request. Please contact the webmaster to report this problem.

Thank you.

2015-09-30 09:49:59
Application Log
Timestamp Level Category Message
09:49:59.108462 error exception.CException 
exception 'CException' with message 'Property "CRequiredValidator.isUrl" is
not defined.' in
/var/www/ls3/protected/vendor/yiisoft/yii/framework/base/CComponent.php:173
Stack trace:
#0
/var/www/ls3/protected/vendor/yiisoft/yii/framework/validators/CValidator.php(177):
CComponent->__set('isUrl', true)
#1
/var/www/ls3/protected/vendor/yiisoft/yii/framework/base/CModel.php(287):
CValidator::createValidator('required',
Object(ls\models\SurveyLanguageSetting), 'surveyls_url', Array)
#2
/var/www/ls3/protected/vendor/yiisoft/yii/framework/base/CModel.php(260):
CModel->createValidators()
#3
/var/www/ls3/protected/vendor/crisu83/yiistrap/widgets/TbActiveForm.php(128):
CModel->getValidators('surveyls_title')
#4
/var/www/ls3/protected/vendor/crisu83/yiistrap/widgets/TbActiveForm.php(759):
TbActiveForm->error(Object(ls\models\SurveyLanguageSetting),
'surveyls_title', Array, true, true)
#5
/var/www/ls3/protected/vendor/crisu83/yiistrap/widgets/TbActiveForm.php(728):
TbActiveForm->processControlGroupOptions(Object(ls\models\SurveyLanguageSetting),
'surveyls_title', Array)
#6
/var/www/ls3/protected/vendor/crisu83/yiistrap/widgets/TbActiveForm.php(456):
TbActiveForm->createControlGroup('textField',
Object(ls\models\SurveyLanguageSetting), 'surveyls_title', Array)
#7 /var/www/ls3/protected/views/surveys/create/create.php(3):
TbActiveForm->textFieldControlGroup(Object(ls\models\SurveyLanguageSetting),
'surveyls_title')
#8
/var/www/ls3/protected/vendor/yiisoft/yii/framework/web/CBaseController.php(126):
require('/var/www/ls3/pr...')
#9
/var/www/ls3/protected/vendor/yiisoft/yii/framework/web/CBaseController.php(95):
CBaseController->renderInternal('/var/www/ls3/pr...', Array, true)
#10
/var/www/ls3/protected/vendor/yiisoft/yii/framework/web/CController.php(869):
CBaseController->renderFile('/var/www/ls3/pr...', Array, true)
#11 /var/www/ls3/protected/views/surveys/create.php(24):
CController->renderPartial('create/create', Array, true)
#12
/var/www/ls3/protected/vendor/yiisoft/yii/framework/web/CBaseController.php(126):
require('/var/www/ls3/pr...')
#13
/var/www/ls3/protected/vendor/yiisoft/yii/framework/web/CBaseController.php(95):
CBaseController->renderInternal('/var/www/ls3/pr...', Array, true)
#14
/var/www/ls3/protected/vendor/yiisoft/yii/framework/web/CController.php(869):
CBaseController->renderFile('/var/www/ls3/pr...', Array, true)
#15
/var/www/ls3/protected/vendor/yiisoft/yii/framework/web/CController.php(782):
CController->renderPartial('create', Array, true)
#16 /var/www/ls3/protected/controllers/Controller.php(117):
CController->render('create', Array, false)
#17 /var/www/ls3/protected/controllers/SurveysController.php(255):
ls\controllers\Controller->render('create', Array)
#18
/var/www/ls3/protected/vendor/yiisoft/yii/framework/web/actions/CInlineAction.php(49):
ls\controllers\SurveysController->actionCreate()
#19
/var/www/ls3/protected/vendor/yiisoft/yii/framework/web/CController.php(308):
CInlineAction->runWithParams(Array)
#20
/var/www/ls3/protected/vendor/yiisoft/yii/framework/web/filters/CFilterChain.php(133):
CController->runAction(Object(CInlineAction))
#21
/var/www/ls3/protected/vendor/yiisoft/yii/framework/web/filters/CFilter.php(40):
CFilterChain->run()
#22
/var/www/ls3/protected/vendor/yiisoft/yii/framework/web/CController.php(1145):
CFilter->filter(Object(CFilterChain))
#23
/var/www/ls3/protected/vendor/yiisoft/yii/framework/web/filters/CInlineFilter.php(58):
CController->filterAccessControl(Object(CFilterChain))
#24
/var/www/ls3/protected/vendor/yiisoft/yii/framework/web/filters/CFilterChain.php(130):
CInlineFilter->filter(Object(CFilterChain))
#25
/var/www/ls3/protected/vendor/yiisoft/yii/framework/web/filters/CFilter.php(40):
CFilterChain->run()
#26
/var/www/ls3/protected/vendor/yiisoft/yii/framework/web/CController.php(1145):
CFilter->filter(Object(CFilterChain))
#27
/var/www/ls3/protected/vendor/yiisoft/yii/framework/web/filters/CInlineFilter.php(58):
CController->filterAccessControl(Object(CFilterChain))
#28
/var/www/ls3/protected/vendor/yiisoft/yii/framework/web/filters/CFilterChain.php(130):
CInlineFilter->filter(Object(CFilterChain))
#29
/var/www/ls3/protected/vendor/yiisoft/yii/framework/web/CController.php(291):
CFilterChain->run()
#30
/var/www/ls3/protected/vendor/yiisoft/yii/framework/web/CController.php(265):
CController->runActionWithFilters(Object(CInlineAction), Array)
#31
/var/www/ls3/protected/vendor/yiisoft/yii/framework/web/CWebApplication.php(282):
CController->run('create')
#32
/var/www/ls3/protected/vendor/yiisoft/yii/framework/web/CWebApplication.php(141):
CWebApplication->runController('surveys/create')
#33 /var/www/ls3/protected/core/WebApplication.php(79):
CWebApplication->processRequest()
#34
/var/www/ls3/protected/vendor/yiisoft/yii/framework/base/CApplication.php(184):
WebApplication->processRequest()
#35 /var/www/ls3/protected/entry.php(51): CApplication->run()
#36 /var/www/ls3/public/index.php(4): include('/var/www/ls3/pr...')
#37 {main}
REQUEST_URI=/ls3/index.php?r=surveys/create
HTTP_REFERER=https://test.shnoulle.net/ls3/index.php?r=questions/update&id=9
---