Fatal error: Uncaught Error: Call to a member function getCustomerIds() on null in /mnt/BLOCKSTORAGE/home/996245.cloudwaysapps.com/wmnewjccmj/public_html/app/code/local/Mk/Masterdata/Model/Rewrite/Catalog/Product.php:21 Stack trace: #0 /mnt/BLOCKSTORAGE/home/996245.cloudwaysapps.com/wmnewjccmj/public_html/app/code/core/Mage/Catalog/Helper/Product.php(211): Mk_Masterdata_Model_Rewrite_Catalog_Product->isVisibleInCatalog() #1 /mnt/BLOCKSTORAGE/home/996245.cloudwaysapps.com/wmnewjccmj/public_html/app/code/core/Mage/Catalog/Helper/Product.php(336): Mage_Catalog_Helper_Product->canShow() #2 /mnt/BLOCKSTORAGE/home/996245.cloudwaysapps.com/wmnewjccmj/public_html/app/code/core/Mage/Catalog/Helper/Product/View.php(121): Mage_Catalog_Helper_Product->initProduct() #3 /mnt/BLOCKSTORAGE/home/996245.cloudwaysapps.com/wmnewjccmj/public_html/app/code/community/Mk/DynamicCatalog/controllers/Rewrite/ProductController.php(25): Mage_Catalog_Helper_Product_View->prepareAndRender() #4 /mnt/BLOCKSTORAGE/home/996245.cloudwaysapps.com/wmnewjccmj/ in /mnt/BLOCKSTORAGE/home/996245.cloudwaysapps.com/wmnewjccmj/public_html/app/code/local/Mk/Masterdata/Model/Rewrite/Catalog/Product.php on line 21