I have tried the official fixes for the paypal file paypal_r.inc.php; still paypal payment is not detected by amember and payment status remains pending Any help is appreciated. Thanks in advance~! Here is a sample log after a payment subscription (still marked as 'not paid') - some values of personal info are changed paypal_r ERROR: IPN validation error: Paypal claims it is not-valid IPN transaction: [VERIFIED] transaction_subject => TEST Product payment_date => 01:20:07 Dec 29, 2013 PST txn_type => subscr_payment subscr_id => I-1RX9RSJD2846 last_name => Cooke residence_country => HK item_name => TEST Product payment_gross => 0.01 mc_currency => USD business => paypalemail payment_type => instant protection_eligibility => Ineligible verify_sign => AwlL1N2KPqhfk81pBu9uym77udezAlSAHlY3XPUD3dXt4lEY8ayf8Nxa payer_status => unverified payer_email => email txn_id => 8RG131405S817325K receiver_email => email first_name => Ken invoice => 52-PGX payer_id => 2ZDEB5ZLMQ7GL receiver_id => U4KQS9DPCC99E payment_status => Completed payment_fee => 0.01 mc_fee => 0.01 mc_gross => 0.01 charset => Big5 notify_version => 3.7 ipn_track_id => 326baa3e4aa31