After move theme folder (app, pub, lib) to root folder then run php bin/magento setup:upgrade getting the following error,
> php bin/magento setup:upgrade
Installing data… SQLSTATE[23000]: Integrity constraint violation: 1062 Duplicate entry ’21’ for key ‘PRIMARY’, query was: INSERT INTO `eav_attribute_set` (`entity_type_id`, `attribute_set_name`, `sort_order`, `attribute_set_id`) VALUES (?, ?, ?, ?)
submitted by /u/aveeva7
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