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The following error occurs when pressing “Check Data”: “General system exception happened”. The image file directory is pub/media/import/images.
To fix it, you should open the data file in the editor of your choice, convert it to UTF-8-BOM, and save it as a copy. Now, the export should work well.
By using the Improved Import & Export Magento 2 extension instead of the default Magento 2 import, you can prevent the problem above by configuring a Validation Strategy for every import process.
The module lets you ‘Stop on Error’ or ‘Skip error entries’ during the import process. Note that you can even specify the allowed error quantity. For any additional details about the Improved Import & Export Magento 2 extension, follow the link below:
We hope the article was useful. For other useful Magento 2 tips, check out our Cookbook.'