First migration from magento 1 opensource 1.9.4.5

Command:
bin/magento migrate:data -r -a ~/www/public_html/vendor/magento/data-migration-tool/etc/opensource-to-opensource/1.9.4.5/config.xml

Database from magento 1
in pub/media copied catalog and category

Migration with some warning like
Source fields are not mapped
Source documents are not mapped aitoc_catalog_product_option2template
info all ok

After i go to magento2 admin, catalog/products

Warning: Undefined array key "name" in /home/dev/www/public_html/vendor/magento/module-catalog/Ui/Component/Listing/Columns/Thumbnail.php on line 91