millennium bug

Proper noun

 * 1)  A design flaw in computer systems that represented years as two digits (e.g. 84 for 1984), which could cause date calculations to fail if they involved years later than 1999.

Translations

 * Chinese:
 * Mandarin: 千年蟲
 * Dutch:
 * Greek: έντομο της Χιλιετηρίδας
 * Japanese: 2000年問題
 * Portuguese: bug do milénio, bug do milênio