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Texas Instruments TI-99/4A User Reference Guide

Texas Instruments TI-99/4A
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Error Messages
The
second
digit
(Y)
indicates
what
kind
of
error
occurred.
Y Value
Error
Type
o
Device
name
not found (Invalid
device or file
name
in
DELETE.
LIST.
OLD.
or
SAVE
command)
Device
write
protected
(Attempting
to write to a
protected
file)
2 Bad
open
attribute
(One or
more
OPEN
options
me
illegal
or
do
not
match
the
file
characteristics)
3 Illegal
operation
(Input/output
command
not valid)
4
Out
of
space
(Attempting-
to
wnte
when
insufficient
space
remains on
the
storage
medium)
5
End
of
file
(Attempting to
read
past
the
end
of a
file)
6
Device
error
(Device not connected,
or
is
damaged.
This
error
can
occur
during
file
processing
if
an
accessory
device is accidentally
disconnected
while the
program
is
running.)
7 File
error
(The
indicated
file
does
not
exist
or
the
file
type -
program
filt:
or
data
file -
docs
not
match
the
access
mode
,j
*
MEMORY
FULL
1.
Not
enough
memory
to
allocate the
specified
character
in
CHAR
statement
2.
GOSUB
statement
branches
to its own
line-number
3.
Program
contains
too
many
pending
subroutine
branches
with no
RETURN
performed
4.
Program
contains
too
many
user-defined
functions
which
refer to
other
user-
defined functions
5.
Relational,
string,
or
numeric
expression
too long
6. User-defined function references itself
III-12
*
NUMBER
TOO
BIG
(warning given - value
replaced
by
computer
limit as
shown
below)
1. A
numeric
operation
produces
an
overflow (value
greater
than
1).1)1)1)1)1)1)1)1)99991)£127
or
less than
-
9.9999999999999
E
12
7)
2,
READing
from DATA
statement
results
in
an
overflow
assignment
to a numeric
variable
3.
INPUT
results
in
an
overflow
a:s:signmcnt
to a
numeric
variable
'"
STRING·
NUMBER
MISMATCH
1.
A non-numeric
argument
specified for a
built-in function, tab-function,
or
exponentiation
operation
2,
A non-numeric value found in a
specification requiring
a
numeric
value
3.
A non-string value found in a
specification requiring a
string
value
4.
Function
argument
and
parameter
disagree
in type.
or
function type
and
expression
type disagree for a user-
defined function
5.
File·number not
numeric
in
OPEN,
CLOSE,
INPUT,
PRINT,
RESTORE
6.
Attempting
to assign a
string
to a
numeric variable
7.
Attempting
to
assign
a
number
to a
string
variable
Note: Additional
error
codes
may
occur
when
you
are
using various accessuries,
such
as
Lltt
Tl
Disk
Memory
System
or
Solid
State
Thermal
Printer.
with
the
computer.
Consult
the
appropriate
device
owner's
manual
fur
mure
information on
these
error
codes,
IV.
Error
Returned
When
an
OLD
Command
Is
Not
Successful
*CHECK
PROGRAM
IN
MEMORY
The
OLD
command
does
not
clear
program
memory
unless
the
loading
operation
is
successful.
If
an
OLD
command
fails or
is
interrupted,
however,
any
program
currently
in
memory
may
be partially or completely
overwritten
by
the
program
being loaded.
LIST
the
program
in
memory
before
proceeding-.
User's
Reference Guide

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Texas Instruments TI-99/4A Specifications

General IconGeneral
BrandTexas Instruments
ModelTI-99/4A
CategoryDesktop
LanguageEnglish

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