Cannot add foreign key constraint:
http://forums.mysql.com/read.php?10,626303 (Error Code: 1452. Cannot add or update a child row)
http://forums.mysql.com/read.php?22,620370 (Foreign Key problems)
http://forums.mysql.com/read.php?10,617903 (Foreign keys for primary key)
http://forums.mysql.com/read.php?22,607578 (Updating a column referenced by two foreign keys in the same table leads to foreign key constraint failure)
http://forums.mysql.com/read.php?26,602396 (Log skipped slave errors)
http://forums.mysql.com/read.php?10,596958 (Problem adding data to a table)
http://forums.mysql.com/read.php?22,596646 (Very odd issue with foreign key constraint failure)
http://forums.mysql.com/read.php?10,592687 (foriegn key child error)
http://forums.mysql.com/read.php?10,591335 (Another load data infile error)
http://forums.mysql.com/read.php?10,591448 (Why do records get skipped?)
http://forums.mysql.com/read.php?22,590215 (Cannot add foreign key constraint (1215))
http://forums.mysql.com/read.php?10,589510 (Composite primary key with a Foreign key not working in MySQL)
http://forums.mysql.com/read.php?10,586583 (MySQL Foreign Keys)
http://forums.mysql.com/read.php?10,582151 (INSERT INTO and error)
http://forums.mysql.com/read.php?35,581311 (restore from mysqldump --all-databases fails with "cannot add foreign key constraint")
http://forums.mysql.com/read.php?10,580088 (Foriegn key on a partitioned table.)
http://forums.mysql.com/read.php?22,19755 (ERROR 1005: Can't create table (errno: 150))
http://forums.mysql.com/read.php?10,577052 (My mysql setup is not giving some important error messages)
http://forums.mysql.com/read.php?10,575521 (Date Format and Query Syntax)
http://forums.mysql.com/read.php?104,568761 (DB migration scripts generated by synchronise model - big probs)
http://forums.mysql.com/read.php?22,569778 (From production to archive ..)
http://forums.mysql.com/read.php?10,572100 (Auto increment and foreign keys)
http://forums.mysql.com/read.php?20,567967 (Requesting help in setting up table relationships)
http://forums.mysql.com/read.php?10,564885 (foreign key constraint fails with NULL flag)
http://forums.mysql.com/read.php?10,561588 (Problems with Load Data Infile)