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(1/1) ContextErrorException

Notice: Undefined offset: 0

in ImageRetriever.php line 205
at ImageRetriever->getImage(object(Category), 39)in CategoryController.php line 223
at CategoryControllerCore->getImage(object(Category), 39)in CategoryController.php line 189
at CategoryControllerCore->getTemplateVarCategory()in CategoryController.php line 103
at CategoryControllerCore->init()in Controller.php line 287
at ControllerCore->run()in Dispatcher.php line 518
at DispatcherCore->dispatch()in index.php line 28