I am trying to set up a MySQL database with WebTrees. I get an unexpected database error. Why does MySQL do this?
Setup wizard for webtrees
An unexpected database error occured.
SQLSTATE: Integrity constraint violation: 1452 Cannot add or update a child row: a foreign key constraint fails (
wt_block_ibfk_3 FOREIGN KEY (
The webtrees developers would be very interested to learn about this error. If you contact them, they will help you resolve the problem.
– Alan Wilson