Apple 145B manual Message says that a program could not be found

A program doesn’t work, or malfunctions consistently.

mYou may have more than one copy of the program on your hard disk. Remove extra copies by dragging them to the Trash.

mThe program may be damaged. Recopy it from a known good source (such as the original program disk).

mYour version of the program may be incompatible with your system software. Consult the software manufacturer to find out which version of the program you should be using.

mThe program may be using less memory than it needs to work with your documents. Choose Get Info from the File menu and increase the memory size.

A message says that a program could not be found.

mYou may be trying to open a document created with a program you don’t have on your computer, or created with a different version of the program. Obtain the correct program and version. Or open the document with another program that can read its format. (If another program can open a document, the program icon becomes highlighted when you drag the document icon to it.)

You just did something you didn’t mean to do.

mIf you have not yet taken any other action, you can usually undo your most recent action (even if you aren’t sure what it was). Most programs have an Undo command in the Edit menu (x-Z). Choose Undo to go back one step in your work. You cannot undo more than one action.

See the documentation that came with your programs for more information about their operation and features.

258 Quick Reference