I\'ve upgraded my site from version 1.4.0.1 to version 1.6. I\'ve deleted all the products from the website and did \"reindex all\" that was finished successfully. When I tr
I used following queries to clean catalog tables;
delete from `catalog_category_product` WHERE product_id not in(select entity_id from catalog_product_entity)
delete from `catalog_category_product` WHERE category_id not in(select entity_id from catalog_category_entity)
delete from ` catalog_product_website` WHERE product_id not in(select entity_id from catalog_product_entity)
delete from ` catalog_product_entity_media_gallery` WHERE entity_id not in(select entity_id from catalog_product_entity)
delete from ` catalog_product_index_eav_idx` WHERE entity_id not in(select entity_id from catalog_product_entity)
delete from ` catalog_product_index_eav` WHERE entity_id not in(select entity_id from catalog_product_entity)
delete from ` catalog_product_link` WHERE product_id not in(select entity_id from catalog_product_entity)
delete from ` catalog_product_relation` WHERE parent_id not in(select entity_id from catalog_product_entity)
After this i was able to reindex from admin panel.