Fatal error: Uncaught TypeError: products\core\ProductImages::getDefaultImg(): Return value must be of type string, null returned in /var/www/wiper/protected/modules/products/core/ProductImages.php:59
Stack trace:
#0 /var/www/wiper/protected/modules/products/core/Product.php(146): products\core\ProductImages::getDefaultImg('course', NULL)
#1 /var/www/wiper/protected/modules/products/core/types/CourseProduct.php(37): products\core\Product->__construct('2', 'course', 'Ocena pracy i a...', false, Array, 19000, 23370, 19000, 23370, 23, 'SB0600001', 'SB0600001', 'FSB', '0002', false, false, NULL, 19000, 23370, 19000, 23370, NULL)
#2 /var/www/wiper/protected/modules/products/repositories/ProductRepository.php(172): products\core\types\CourseProduct->__construct('2', 'course', 'Ocena pracy i a...', false, Array, 19000, 23370, 19000, 23370, 23, 'SB0600001', 'SB0600001', 'FSB', '0002', false, false, NULL, 19000, 23370, 19000, 23370, NULL, 1)
#3 /var/www/wiper/protected/modules/products/repositories/ProductRepository.php(57): products\repositories\ProductRepository->createProduct(Array)
#4 /var/www/wiper/protected/modules/products/core/ProductFactory.php(228): products\repositories\ProductRepository->find(2, NULL, NULL, Array, true, false, false)
#5 /var/www/wiper/protected/modules/products/core/ProductFactory.php(207): products\core\ProductFactory->getProductProfileSensitive('2', NULL, NULL, Array, true, false, false)
#6 /var/www/wiper/protected/modules/products/decorators/DecoratedProductFactory.php(51): products\core\ProductFactory->getProduct('2', NULL, NULL, Array, true, false, false)
#7 /var/www/wiper/protected/modules/products/components/Products.php(70): products\decorators\DecoratedProductFactory->getProduct('shop', NULL, '2', NULL, NULL, Array, true, false, false)
#8 /var/www/wiper/protected/modules/shop/components/ShopProductInfo.php(52): Products->getDecoratedProduct('shop', NULL, '2', NULL, NULL, Array, true, false)
#9 /var/www/wiper/protected/modules/shop/components/ShopWidget.php(69): ShopProductInfo->secureRun()
#10 /var/www/wiper/framework/web/CBaseController.php(170): shop\components\ShopWidget->run()
#11 /var/www/wiper/protected/components/Controller.php(652): CBaseController->widget('application.mod...', Array, true)
#12 /var/www/wiper/protected/views/layouts/site_185/layout-2.php(306): Controller->setWidget('application.mod...', Array)
#13 /var/www/wiper/framework/web/CBaseController.php(126): require('/var/www/wiper/...')
#14 /var/www/wiper/framework/web/CBaseController.php(95): CBaseController->renderInternal('/var/www/wiper/...', Array, true)
#15 /var/www/wiper/framework/web/CController.php(787): CBaseController->renderFile('/var/www/wiper/...', Array, true)
#16 /var/www/wiper/protected/controllers/ErrorController.php(45): CController->render('error', Array)
#17 /var/www/wiper/framework/web/actions/CInlineAction.php(49): ErrorController->actionError()
#18 /var/www/wiper/framework/web/CController.php(308): CInlineAction->runWithParams(Array)
#19 /var/www/wiper/framework/web/filters/CFilterChain.php(134): CController->runAction(Object(CInlineAction))
#20 /var/www/wiper/framework/web/filters/CFilter.php(40): CFilterChain->run()
#21 /var/www/wiper/protected/components/Controller.php(686): CFilter->filter(Object(CFilterChain))
#22 /var/www/wiper/framework/web/filters/CInlineFilter.php(58): Controller->filterUrlParameters(Object(CFilterChain))
#23 /var/www/wiper/framework/web/filters/CFilterChain.php(131): CInlineFilter->filter(Object(CFilterChain))
#24 /var/www/wiper/framework/web/filters/CFilter.php(40): CFilterChain->run()
#25 /var/www/wiper/protected/components/Controller.php(698): CFilter->filter(Object(CFilterChain))
#26 /var/www/wiper/framework/web/filters/CInlineFilter.php(58): Controller->filterProfile(Object(CFilterChain))
#27 /var/www/wiper/framework/web/filters/CFilterChain.php(131): CInlineFilter->filter(Object(CFilterChain))
#28 /var/www/wiper/framework/web/filters/CFilter.php(40): CFilterChain->run()
#29 /var/www/wiper/protected/components/Controller.php(674): CFilter->filter(Object(CFilterChain))
#30 /var/www/wiper/framework/web/filters/CInlineFilter.php(58): Controller->filterPayments(Object(CFilterChain))
#31 /var/www/wiper/framework/web/filters/CFilterChain.php(131): CInlineFilter->filter(Object(CFilterChain))
#32 /var/www/wiper/framework/web/filters/CFilter.php(40): CFilterChain->run()
#33 /var/www/wiper/protected/components/Controller.php(668): CFilter->filter(Object(CFilterChain))
#34 /var/www/wiper/framework/web/filters/CInlineFilter.php(58): Controller->filterChangePassword(Object(CFilterChain))
#35 /var/www/wiper/framework/web/filters/CFilterChain.php(131): CInlineFilter->filter(Object(CFilterChain))
#36 /var/www/wiper/framework/web/filters/CFilter.php(40): CFilterChain->run()
#37 /var/www/wiper/protected/components/Controller.php(680): CFilter->filter(Object(CFilterChain))
#38 /var/www/wiper/framework/web/filters/CInlineFilter.php(58): Controller->filterAuth(Object(CFilterChain))
#39 /var/www/wiper/framework/web/filters/CFilterChain.php(131): CInlineFilter->filter(Object(CFilterChain))
#40 /var/www/wiper/framework/web/filters/CFilter.php(40): CFilterChain->run()
#41 /var/www/wiper/framework/web/CController.php(1148): CFilter->filter(Object(CFilterChain))
#42 /var/www/wiper/framework/web/filters/CInlineFilter.php(58): CController->filterAccessControl(Object(CFilterChain))
#43 /var/www/wiper/framework/web/filters/CFilterChain.php(131): CInlineFilter->filter(Object(CFilterChain))
#44 /var/www/wiper/framework/web/filters/CFilter.php(40): CFilterChain->run()
#45 /var/www/wiper/protected/components/Controller.php(692): CFilter->filter(Object(CFilterChain))
#46 /var/www/wiper/framework/web/filters/CInlineFilter.php(58): Controller->filterUrlVerifier(Object(CFilterChain))
#47 /var/www/wiper/framework/web/filters/CFilterChain.php(131): CInlineFilter->filter(Object(CFilterChain))
#48 /var/www/wiper/framework/web/CController.php(291): CFilterChain->run()
#49 /var/www/wiper/framework/web/CController.php(265): CController->runActionWithFilters(Object(CInlineAction), Array)
#50 /var/www/wiper/framework/web/CWebApplication.php(282): CController->run('error')
#51 /var/www/wiper/framework/base/CErrorHandler.php(368): CWebApplication->runController('error/error')
#52 /var/www/wiper/framework/base/CErrorHandler.php(351): CErrorHandler->renderError()
#53 /var/www/wiper/framework/base/CErrorHandler.php(218): CErrorHandler->renderException()
#54 /var/www/wiper/framework/base/CErrorHandler.php(131): CErrorHandler->handleException(Object(TypeError))
#55 /var/www/wiper/framework/base/CApplication.php(750): CErrorHandler->handle(Object(CExceptionEvent))
#56 [internal function]: CApplication->handleException(Object(TypeError))
#57 {main}
thrown in /var/www/wiper/protected/modules/products/core/ProductImages.php on line 59