110 
Instrument Messages
Event Messages
–260 Expression error An error was found with an expression type of data element. The exact problem 
cannot be specifically identified
–261 Math error in 
expression
An expression that has legal syntax could not be executed because of a math 
error. For example, maybe you are dividing by zero
–270 Macro error Indicates that a macro-related execution error occurred
–271 Macro syntax error Indicates a syntax error within the macro definition
–272 Macro execution error Indicates that a syntactically legal macro program data sequence could not be 
executed due to some error in the macro definition
–273 Illegal macro label Indicates that the macro label defined in the *DMC command was a legal string 
syntax, but could not be accepted
–274 Macro parameter error Indicates that the macro definition improperly used a macro parameter 
placeholder
–275 Macro definition too 
long
Indicates that a syntactically legal macro program data sequence could not be 
executed because the string or block contents were too long for the device to 
handle
–276 Macro recursion error Indicates that a syntactically legal macro program data sequence could not be 
executed because the device found it to be recursive
–277 Macro redefinition\ 
not allowed
Indicates that a syntactically legal macro label in the *DMC command could not 
be executed because the macro label was already defined
–278 Macro header not 
found
Indicates that a syntactically legal macro label in the *GMC? query could not be 
executed because the header was not previously defined
–280 Program error There was an execution error in a down-loaded program. The exact problem 
cannot be specifically identified
–281 Cannot create program Indicates that an attempt to create a program was unsuccessful. A reason for 
the failure might include not enough memory
–282 Illegal program name The name used to reference a program was invalid; for example, redefining an 
existing program, deleting a nonexistent program, or in general, referencing a 
nonexistent program
–283 Illegal variable name An attempt was made to reference a nonexistent variable in a program
–284 Program currently 
running
Certain operations dealing with programs may be illegal while the program is 
running; for example, deleting a running program might not be possible
–285 Program syntax error Indicates that a syntax error appears in a downloaded program. The syntax 
used when parsing the downloaded program is device-specific
–286 Program runtime error 
–290 Memory use errors 
–291 Out of memory 
Err# Message Verbose/Correction Information