[Error]: SQL/DB Error --
[Unknown column 'blank' in 'where clause']
SELECT id
                               FROM group_categories
                              WHERE blank = '0' &&
                                    visible = 1
                           ORDER BY name
in /home/neuk000014/domains/neukafspraken.nl/public_html/lib/php5/class.DB.php:155

Stack Dump:

errorHandler(integer(256), string("SQL/DB Error --
[Unknown column 'blank' in 'where clause']
SELECT id
                               FROM group_categories
                              WHERE blank = '0' &&
                                    visible = 1
                           ORDER BY name"), string("/home/neuk000014/domains/neukafspraken.nl/public_html/lib/php5/class.DB.php"), integer(155), array(array))
db->print_error(string("Unknown column 'blank' in 'where clause'"))
    [/home/neuk000014/domains/neukafspraken.nl/public_html/lib/php5/class.DB.php:217]

db->query(string("SELECT id
                               FROM group_categories
                              WHERE blank = '0' &&
                                    visible = 1
                           ORDER BY name"))
    [/home/neuk000014/domains/neukafspraken.nl/public_html/lib/php5/class.DB.php:345]

db->get_col(string("SELECT id
                               FROM group_categories
                              WHERE blank = '0' &&
                                    visible = 1
                           ORDER BY name"))
    [/home/neuk000014/domains/neukafspraken.nl/public_html/lib/php5/class.GroupCategory.php:34]

GroupCategory->getChilds()
    [/home/neuk000014/domains/neukafspraken.nl/public_html/groups/groups.php:16]