MySQL : Laravel migration - Integrity constraint violation: 1452 Cannot add or update a child row: a

MySQL : Laravel migration - Integrity constraint violation: 1452 Cannot add or update a child row: a foreign key constraint fails
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MySQL : Laravel migration - Integrity constraint violation: 1452 Cannot add or update a child row: a foreign key constraint fails
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Cannot key : child Laravel constraint row: - migration constraint foreign a or 1452 MySQL fails update add a violation: Integrity