Questions tagged [bugs]

Defects in historical software and hardware, their causes, questions about well-known bugs. Use [debugging] for bug diagnosis and discovery.

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4
votes
1answer
52 views

What causes sprites to lag behind a scrolling map in first-generation Pokémon games?

This is something I often notice whenever I see a first-generation Pokémon game being played on a GameBoy emulator. It might be present on real hardware as well, but I don’t have that to test. When ...
11
votes
2answers
2k views

Intel 386 multiply bug

Some early models of Intel 80386 processors had a bug with 32-bit integer multiplication. Those which were found to have the bug were marked "16-bit S/W ONLY" (not sure what S/W is supposed ...
23
votes
12answers
7k views

Was memory corruption a common problem in large programs written in assembly language?

Memory corruption bugs have always been a common problem in large C programs and projects. It was a problem in 4.3BSD back then, and it's still a problem today. No matter how carefully the program is ...
3
votes
1answer
223 views

What bug in first version of game Karateka for Apple 2e cause this game reset in Apple 2c?

If I try to start the first version of the game Karateka for Apple IIe on an Apple IIc, the Apple IIc will restart after reading the game from disk after a few seconds. Later versions of Karateka for ...
72
votes
4answers
14k views

What made Windows Me so crash-prone?

Many people remember this operating system as not exactly a walk in the park, namely that it could crash as early as during the installation phase or at unexpected times when the user wasn't doing ...
14
votes
1answer
515 views

SYSENTER/SYSEXIT broken on Pentium Pro and Pentium II?

I was just reading What is linux-gate.so.1?, and it says this: Intel recognized this problem early on and introduced a more efficient system call interface in the form of sysenter and sysexit ...
23
votes
5answers
5k views

Why did Pokémon Red have so many overflow bugs?

(This question also applies to other Game Boy games, but Pokémon seems to be one of the best-documented.) Pokémon Red & Blue (Red & Green in Japan) is a pair of Game Boy games about capturing &...
15
votes
1answer
1k views

What is the CoCo “Head Banger bug” and what is the “fix”?

I remember that horrible racket coming from the floppy disk when I first used it after started my CoCo, and that it was called the "Head Banger bug". I remember that it was due to a quick-n-...