not a valid subject

SQL1 is SELECT id, name, alpha, bold, bodytext, active, meta, intro, plural FROM subjects WHERE name='FBI Detective' OR plural='FBI Detective' ORDER BY alpha DESC LIMIT 1
SQL2 is
SQL3 is SELECT image_id from image_data where property_type='strip' AND image_id IN (174335, 158065, 156434, 18433) LIMIT 1

Array ( [error] => [warning] => [status] => 0 [fields] => Array ( [0] => keywords [1] => participants [2] => setting [3] => caption ) [attrs] => Array ( [published] => 2 [viewable] => 2 [property] => 1 ) [matches] => Array ( [174335] => Array ( [weight] => 3 [attrs] => Array ( [published] => 2018 [viewable] => 2018 [property] => 84 ) ) [158065] => Array ( [weight] => 2 [attrs] => Array ( [published] => 2017 [viewable] => 2017 [property] => 111 ) ) [156434] => Array ( [weight] => 2 [attrs] => Array ( [published] => 2017 [viewable] => 2017 [property] => 156 ) ) [18433] => Array ( [weight] => 2 [attrs] => Array ( [published] => 2007 [viewable] => 2016 [property] => 91 ) ) ) [total] => 4 [total_found] => 4 [time] => 0.000 [words] => Array ( [fbi] => Array ( [docs] => 985 [hits] => 1686 ) [detective] => Array ( [docs] => 515 [hits] => 775 ) ) )

174335, 158065, 156434, 18433