Date in year · 1947 · The 1940s

September 9, 1947

On September 9, 1947, first case of a computer bug being found: A moth lodges in a relay of a Harvard Mark II computer at Harvard University. Moses Blah, Jerzy Stuhr, James Woods would arrive in the same year.

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1947

1940s

Featured · September 9, 1947

First case of a computer bug being found: A moth lodges in a relay of a Harvard Mark II computer at Harvard University.

A software bug is a defect (bug) in computer software. A computer program with many or serious bugs may be described as buggy.

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Around 1947

The year in brief

1947 (MCMXLVII) was a common year starting on Wednesday of the Gregorian calendar, the 1947th year of the Common Era (CE) and Anno Domini (AD) designations, the 947th year of the 2nd millennium, the 47th year of the 20th century, and the 8th year of the 1940s decade.

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What happened

On September 9, 1947

  1. 1947 First case of a computer bug being found: A moth lodges in a relay of a Harvard Mark II computer at Harvard University.

    Inherent flaw in computer instructions

    A software bug is a defect (bug) in computer software. A computer program with many or serious bugs may be described as buggy.

Elsewhere that year

Other moments from 1947

The class of 1947

Others born in 1947

Moses Blah 1947– Liberian general and politician, 23rd President of Liberia (died 2013)
Jerzy Stuhr 1947– Polish actor, director, and screenwriter (died 2024)
James Woods 1947– American actor and producer
John Blackman 1947– Australian radio and television presenter (died 2024)
Claudia J. Kennedy 1947– American general
Salih Neftçi 1947– Turkish economist and author (died 2009)

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