Fatal error: Uncaught Error: Call to a member function getSellerId() on null in /var/www/html/app/code/Webkul/Marketplace/Block/Collection.php:96 Stack trace: #0 /var/www/html/app/code/Webkul/MpDailyDeal/Block/Product/SellerDealProducts.php(61): Webkul\Marketplace\Block\Collection->_getProductCollection() #1 /var/www/html/vendor/magento/framework/Interception/Interceptor.php(146): Webkul\MpDailyDeal\Block\Product\SellerDealProducts->_getProductCollection() #2 /var/www/html/var/generation/Webkul/MpDailyDeal/Block/Product/SellerDealProducts/Interceptor.php(26): Webkul\MpDailyDeal\Block\Product\SellerDealProducts\Interceptor->___callPlugins('_getProductColl...', Array, Array) #3 /var/www/html/vendor/magento/module-catalog/Block/Product/ListProduct.php(176): Webkul\MpDailyDeal\Block\Product\SellerDealProducts\Interceptor->_getProductCollection() #4 /var/www/html/vendor/magento/framework/View/Element/AbstractBlock.php(658): Magento\Catalog\Block\Product\ListProduct->_beforeToHtml() #5 /var/www/html/vendor/magento/framework/Vie in /var/www/html/app/code/Webkul/Marketplace/Block/Collection.php on line 96