PayPal Sandbox Txns were working fine until recently, but now I'm getting the BAD_INPUT error. I've tried it with and without the "_1" after the item_name, item_number, and amount var names with no luck. Below is a sample transaction that was rejected. Do you see anything amiss? Thanks! ["cmd"]=> string(7) "_xclick" ["business"]=> string(41) "xxxxxx.xxxx.com" ["email"]=> string(21) "xxxxxxxxxxxxx" ["item_name_1"]=> string(19) "Test Plan - Premium" ["item_number_1"]=> int(588) ["currency_code"]=> string(3) "USD" ["amount_1"]=> string(1) "3" ["tax"]=> int(0) ["custom"]=> int(418) ["notify_url"]=> string(71) "http://xxxxxxxx/xxxxxx/?pay_gate_listener=paypal_ipn" ["return"]=> string(209) "http://xxxxxxxx/xxxxxx/xxxxx/?pmsscscd=xxxxxxxxxx&pmsscsmsg=xxxxxxxxxxxxxxx&pms_gateway_payment_id=xxxx" ["bn"]=> string(13) "Cozmoslabs_SP" ["charset"]=> string(5) "UTF-8"
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