I'm sorry for the inconvenience caused by the unforeseen circumstances. Sorry for any disruption this may have brought about. Please accept my deepest apologies for any inconvenience you might have encountered. Regrettably, we are unable to fulfill your request at this time. Apologies for any letdown this may cause. Sorry for any trouble you may have encountered. I'm sorry if there were any confusion in sharing information. Kindly pardon me for any actions have caused disruption. I get it that this must be annoying. Apologies for any inconvenience you might have elicited. Rest assured that we are working to resolve the issue as promptly as possible. I sincerely apologize for any disruption you might have faced because of this circumstance.