1. Marvel didn't print enough / left money on the table?
2. Diamond lost or comics or shipped the wrong amounts to the wrong stores?
3. Damages, which I would think marvel would just print more or the over print would cover?
I wonder how often this happens?

Title Reason Order Qty Credit
GENERATIONS UNWORTHY THOR & MIGHTY THOR #1 [JUN170842] We were shorted by our distributor for this title. Unfortunately, replacements are not available. We apologize for the inconvenience