Thank you very much for your ideas! I have received absolutely useless respond from Google. They confirmed that there is a problem and warned me to resolve it ASAP without giving me any idea where to start... So I have just switched to Multiple Googl...

Need help! I had my all Shopify items approved by google merchant center (4 years at least). There were no errors until this morning. Now I have 200+ items/variants with [availability] error. All that items clearly says "out of stock" in my Shopify s...

My error only goes away if I enter the data directly into the merchant center (one by one, there is no option to do it in bulk). If I do it through Shopify, the error does not go away.