I have Manufacturer and have like 700 different ones bot only lets me add 252 is this a magento thing or mysql limit
@gmilazzo No there is no limitations please try by adding below things into .htaccess and check.
php_value upload_max_filesize 10M
php_value max_input_nesting_level 128
php_value max_input_vars 7000
added that and nothing changed check to see if was being added to database but not displaying and didn't get so lucky.