Fatal error: Uncaught Error: Call to a member function getAverageGrade() on bool in /home/fabrykains/domains/foros.pl/public_html/modules/productcomments/productcomments.php:922 Stack trace: #0 /home/fabrykains/domains/foros.pl/public_html/classes/Hook.php(1007): ProductComments->hookFilterProductContent(Array) #1 /home/fabrykains/domains/foros.pl/public_html/classes/Hook.php(431): HookCore::coreCallHook(Object(ProductComments), 'hookFilterProdu...', Array) #2 /home/fabrykains/domains/foros.pl/public_html/classes/Hook.php(944): HookCore::callHookOn(Object(ProductComments), 'filterProductCo...', Array) #3 /home/fabrykains/domains/foros.pl/public_html/modules/pkamp/controllers/front/ampProductController.php(64): HookCore::exec('filterProductCo...', Array, NULL, false, true, false, NULL, true) #4 /home/fabrykains/domains/foros.pl/public_html/modules/pkamp/controllers/front/product.php(100): PkampProductController->getCustomizations() #5 /home/fabrykains/domains/foros.pl/public_html/classes/controller/Controller.php(306): Pka in /home/fabrykains/domains/foros.pl/public_html/modules/productcomments/productcomments.php on line 922