Last minute cancellation of an event due to inadvertent circumstance / force majeure events.
It is with deepest regret that we must announce the cancellation of [this year's] [Event / Conference / Seminar] due to [STATE REASONS - weather, typhoon, fire, riot, other force majeure etc.].
We sincerely apologise for any inconvenience caused and look forward to meeting you in our next event.
last minute cancellation,