I think that I've reacted properly , I didn't go away from the forum I tried to resolve the issues generated due my mistake ( email not changed) and at the end with the help of community no one of the parts has been damaged.
Now he left me negative feedback, but it was not necessary.
You are allowed to act as escrow and have other commitments outside of the forum. Your presence was not the issue, the issue was that you were not there to promise that you would make good on the situation.