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General questions about Magento 2, not specific to a minor version. Use this tag to distinguish from Magento 1. If you have issues with a specific version, please use the appropriate 'Magento-2.x' tag instead. Functionalities between Magento 2 minor versions might differ.

2 votes
Accepted

Exception #0 (Exception): Warning: count(): Parameter must be an array or an object that imp...

Not sure how WeltPixel\GoogleTagManager\Helper\Data::getCrosselProductCollection looks exactly as it is a paid extension, but you can add a null coalesce operator to guard the return value to a counta …
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