Fix "sales_order_data_exporter view does not exist"
The sales_order_data_exporter view does not exist error means the module declaring that indexer is missing or disabled. Three causes, three fixes.
Fix Nginx "SSL_do_handshake() failed" Error
Fix the Nginx SSL_do_handshake() failed error on a proxy server by enabling proxy_ssl_server_name, which passes the server name through the TLS SNI extension.
Overcome issues with Magento 2 - FAQ
Fixes for common Magento 2 errors: Undefined index in di.xml, missing catalog_product index, cluster_block_exception, invisible themes and failed imports.