Yes, we are experiencing the same issue. Payments without Item_number, Item_name, quantity are popping up randomly among the correct ipn messages since 15/07 and this bug is still not fixed as we got it recently as well. I escallated the issue toward PayPal, no response yet. As I checked on the web PayPal broke their system badly. Some of us did not get any ipn messages at all. But those looks like got fixed yesterday. Found this link useful as well: http://downdetector.com/status/paypal
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