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• Error messages appearing when the program is run
• Results that are not within your expectations
S To eliminate bugs that cause error messages
An error message, like the one shown to the right, appears
whenever something illegal occurs during program execution.
When such a message appears, press ) to display the place in the program where the
error was caused. The cursor will be flashing at the location of the problem. Check the “Error
Message Table” (page
A
-1) for steps you should take to correct the situation.
• Note that pressing ) does not display the location of the error if the program is password
protected.
S To eliminate bugs that cause bad results
If your program produces results that are not what you normally expect, check the contents of
the program and make necessary changes.
(TOP)... Moves the cursor to the top of the
program
(BTM)... Moves the cursor to the bottom of
the program
I Searching for Data Inside a Program
Example To search for the letter “A” inside the program named OCTA
1. Recall the program.
2. Press (SRC) and input the data you want to find.
(SRC)
?T(A)
3. Press U to begin the search. The contents of the
program appear on the screen with the cursor located at
the first instance of the data you specified.*
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