Negative calification

Hi i can not cancel a Sell because my App dont Work correctly but i tell to the buyer, you cancel the order because i cant, im in vacations now, and the system rate me with a negative score, i need a response for this. My user is Cordonesebastian, thanks (is the only negative calification i have) autorated by the system. Thanks

@DunnBiscuit @Tali

Hi, I’ve sent you a private message about this