FNB DEBIT ORDERS

Good day

Please note that I have tried calling no answer I have tied laying a complaint on FNB online but does not want to so now ill just have to post it here, All my debit order went off on the first on this month and now for some reason FNB decided to take it again for the second time this month WHY? its always on the first so why this month twice it BULL**** honestly... Fix it as soon as possible i cannot wait.