Fix: Invalid argument supplied for foreach()

Warning: Invalid argument supplied for foreach() in /var/www/html/vendor/magepal/magento2-googletagmanager/Block/Data/Product.php on line 151

Author: ilya-kudravets

Block/Data/Product.php

@@ -146,7 +146,7 @@ protected function getProductCategoryName()
  protected function getBreadCrumbPath()
  {
  $titleArray = [];
- $breadCrumbs = $this->catalogHelper->getBreadcrumbPath();
+ $breadCrumbs = $this->catalogHelper->getBreadcrumbPath() ?? [];
 
  foreach ($breadCrumbs as $breadCrumb) {
  $titleArray[] = $breadCrumb['label'];