I have bunch of Mysql errors on fresh instalation of VB

Warning: mysql_query(): Your query requires a full tablescan (table forum, 2 rows affected). Use EXPLAIN to optimize your query. in \includes\class_core.php on line 373

Warning: mysql_query(): Your query requires a full tablescan (table user, 2 rows affected). Use EXPLAIN to optimize your query. in \includes\class_core.php on line 373



Warning: (null)(): 1 result set(s) not freed. Use mysql_free_result to free result sets which were requested using mysql_query() in Unknown on line 0