填空题

20 May, 2000
Dear Sirs:
Thank you for your letter of 20 May referring to your order No. 252. We are glad to hear that the consignment (交货) was delivered promptly (迅速地).
We regret, however, that case No. 46 did not contain the goods you ordered. We have investigated the matter and find that we did make a mistake in putting the order together.
We have arranged for the correct goods to be dispatched(发送) to you at once. The relevant documents will be mailed to you as soon as they are ready.
Please keep case No. 46 and its contents until called for by our agents who have been in- formed of the situation.
We apologize for the inconvenience caused by our error.
Yours faithfully,
Tony Smith
Chief Seller
What happened to the case No. 46
It didn’t contain ______.