Problems working with programs
The computer freezes or displays a system error message.
mThere may be a temporary software problem. To reset the computer, try the following suggestions in order until the computer starts up normally:
1.If the computer freezes, you can try to quit the program you’re using by pressing the keys Command (x), Option, and Esc on your keyboard. Click Force Quit in the dialog box that appears. (You’ll lose unsaved changes in that program’s documents.)
Immediately save all open documents and quit all open programs, then restart the computer.
2.If you see a message about a system error, press the reset button (marked with the I icon) on the back of your Macintosh PowerBook to restart the computer.
3.Reset the PRAM (see “The Computer Makes Unusual Sounds at Startup” in the section “Problems Starting Up the Computer” earlier in this chapter for instructions.)
mIf the problem recurs, it may involve one or more of your application programs. See “The Computer Exhibits Odd Behavior, Such as Many Unexplained System Failures,” next.
About the codes in error messages: The number codes in error messages are used in software development. Sometimes they can help a technician narrow down the source of a problem. However, the codes are usually too general or technical in nature to help you diagnose a problem yourself.
The computer exhibits odd behavior, such as many unexplained system failures.
mCheck for multiple System Folders on your startup disk, using the Find File command. Throw away extra System Folders (but do not throw away any System Folders from your RAM Disk Backup folder). The System Folder that your computer is using has a small computer icon on it.
mCheck for viruses on all your disks, using a
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