Classic Macintosh
Error Codes
The application has unexpectedly quit
Apple
Classic Macintosh
This message means an application crashed but the system itself survived.
Unlike …
The disk is full
Apple
Classic Macintosh
This message means the hard drive or floppy disk has no free space left.
You …
Not enough memory to open
Apple
Classic Macintosh
This message means the Mac does not have enough free RAM to launch the …
Flashing Question Mark
Apple
Classic Macintosh
A flashing question mark folder means the Mac cannot find a valid startup disk. …
Sad Mac
Apple
Classic Macintosh
The Sad Mac is the Classic Macintosh's fatal startup error — it means the Mac …
System Error (Bomb)
Apple
Classic Macintosh
The bomb dialog is the Classic Mac's crash screen — a small bomb icon with an …