Texas Instruments TI-83 Manual Book page 748

Error Type
DOMAIN
DUPLICATE
Duplicate Name
EXPIRED
TI-83 Plus General Information
Possible Causes and Suggested Remedies
You specified an argument to a function or instruction
outside the valid range. This error is not returned during
graphing. The
a graph. See Appendix A and the appropriate chapter.
You attempted a logarithmic or power regression with a
LX or an exponential or power regression with a LY.
You attempted to compute GPrn( or GInt( with
pmt2 < pmt1.
You attempted to create a duplicate group name.
A variable you attempted to transmit cannot be
transmitted because a variable with that name already
exists in the receiving unit.
You have attempted to run an application with a limited
trial period which has expired.
TI-83 Plus allows for undefined values on
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