Error Codes And Messages - Texas Instruments TI-Nspire CAS Reference Manual

Error Codes and Messages

When an error occurs, its code is assigned to variable errCode . User-defined programs
and functions can examine errCode to determine the cause of an error. For an
example of using errCode , See Example 2 under the Try command, page 187.
Some error conditions apply only to TI-Nspire™ CAS products, and some apply
Note:
only to TI-Nspire™ products.
Error
Description
code
10 A function did not return a value
20 A test did not resolve to TRUE or FALSE.
Generally, undefined variables cannot be compared. For example, the test If a<b will cause
this error if either a or b is undefined when the If statement is executed.
30 Argument cannot be a folder name.
40 Argument error
50 Argument mismatch
Two or more arguments must be of the same type.
60 Argument must be a Boolean expression or integer
70 Argument must be a decimal number
90 Argument must be a list
100 Argument must be a matrix
130 Argument must be a string
140 Argument must be a variable name.
Make sure that the name:
• does not begin with a digit
• does not contain spaces or special characters
• does not use underscore or period in invalid manner
• does not exceed the length limitations
See the Calculator section in the documentation for more details.
160 Argument must be an expression
165 Batteries too low for sending or receiving
Install new batteries before sending or receiving.
170 Bound
The lower bound must be less than the upper bound to define the search interval.
238 Error Codes and Messages