just after installing, when I click on the Summary page I get the following.

APPLICATION ERROR 0000401

Database query failed. Error received from database was #1054: Unknown column 'b.1' in 'where clause' for the query: SELECT COUNT(b.id) as bugcount, c.name AS category_name, c.id AS category_id, b.status
FROM mantis_bug_table b
JOIN mantis_category_table AS c ON category_id=c.id
WHERE b.1<>1
GROUP BY category_id, category_name, status
ORDER BY category_id, category_name, status