This error is shown whenever I import review:

Notice: Undefined offset: 2 in /home/rozander/public_html/ on line 179


We assume that the root of the issue is due to some format errors in your CSV file. 

Could you please double check and make sure that the format in our sample CSV file is followed precisely?

For more information about product, please refer Import/Export Product Reviews for Magento 2 page.

If you need any further assistance, please feel free to contact us.

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