手て配はいミス

noun

arrangement mistake; booking error; bungled preparations

Used when someone makes a mistake in arranging, coordinating, or booking something, such as travel, reservations, or logistics. Often implies a human error in planning.

• ホテルの手て配はいミスで、部屋へやが取とれていなかった。

  Due to a booking mistake, the hotel room hadn't been reserved.

• 手て配はいミスがあって、会かい議ぎの資し料りょうが届とどかなかった。

  There was an arrangement error, and the meeting materials didn't arrive.