Could not read from System Tables. You must grant SELECT access on all system tables for the databas

https://dev.mysql.com/doc/workbench/en/wb-migration-database-access.html

http://mysqlworkbench.org/2014/08/how-to-guide-to-database-migration-from-ms-access-using-mysql-workbench/

参考上面两篇文章

主要在VB中执行下面这句话

CurrentProject.Connection.Execute “GRANT SELECT ON MSysRelationships TO Admin”