I apologize for any trouble caused by the unforeseen circumstances. Sorry for any inconvenience this may have brought about. Please accept my deepest apologies for any disruption you may have experienced. Regrettably, we can't to meet your requirements at this time. Apologies for any disappointment this may bring. Apologies for any trouble you may have arisen. I apologize if there were any misunderstanding in sharing information. Please forgive me if my actions have brought about any inconvenience. I understand that this must be annoying. Sorry for any frustration this may have caused. Rest assured that we are working to resolve the matter as quickly as possible. I sincerely apologize for any inconvenience you might have faced because of this circumstance.