Texas Instruments TI-89 Manual Book page 563

Error
Number Description
560 Invalid outside Loop..EndLoop, For..EndFor, or While..EndWhile blocks
For example, the
570 Invalid pathname
For example,
575 Invalid polar complex
580 Invalid program reference
Programs cannot be referenced within functions or expressions such as
1+p(x)
590 Invalid syntax block
A
Custom..EndCustm
preceded by a title. A
if no items follow; or items must have a second argument and must be
preceded by a title.
600 Invalid table
605 Invalid use of units
610 Invalid variable name in a Local statement
620 Invalid variable or function name
630 Invalid variable reference
640 Invalid vector syntax
650 Link transmission
A transmission between two units was not completed. Verify that the
connecting cable is connected firmly to both units.
665 Matrix not diagonalizable
670 Memory
673
The calculation required more memory than was available at that time. If
you get this error when you run a large program, you may need to break the
program into separate, smaller programs or functions (where one program
or function calls another).
680 Missing (
546 Appendix B: Reference Information
command is valid only inside these loop blocks.
Exit
\\var is invalid.
where is a program.
p
block is empty or has more than one title. A
Dialog..EndDlog
block cannot contain PIC variables, and items must be
Toolbar..EndTBar block must have a second argument