HP 49g Graphing Calculator - Manual (Page 207)

Appendix B
Error messages
Introduction
This appendix contains the main error messages that the HP 49G can
generate. The messages are listed in alphabetical order.
Message Meaning
Alarm An alann has not been acknowledged.
Bad Argument Type One or more arguments for an operation
was of an incorrect type for the opera­
tion.
Bad Guesses The guess(es) supplied to the equation
solver lie outside the domain of the equa­
tion.
Can’t Edit Null Character You attempted to edit a string containing
a character with code 0.
Circular Reference You attempted to store a variable name
into itself.
Directory Not Allowed You attempted to use a directoiy as an
argument.
Directory Recursion You attempted to store a directoiy into
itself.
EQ Invalid For MLNIT The EQ variable must contain at least
two equations and two variables.
HALT Not Allowed A program that contains the HALT
comand ran while an application that
does not allow HALT was running, for
example Matrix Writer.
Inconsistent Units The units conversion that you are
attempting has incompatible units
Error messages Page B-1