nothing there helps...
one thing in the docs that i was not sure about...
IMPORTANT: You should create *exactly one* TEXT Option Value. Once you create this value, you should not change it.
If you use a products_options_values_id that is different than 0, then you also need to update the following line in your catalog/includes/configure.php file.
define('PRODUCTS_OPTIONS_VALUE_TEXT_ID', 0); //Must match id for user defined "Text" value in db table TABLE_PRODUCTS_OPTIONS_VALUES