correctly. This message is displayed, for example, when you specifies the floppy disk drive
as the storage device but no floppy disk is set into the drive (correctly).
-256
File name not found
The specified filename was not found and, as a result, the command was not executed
correctly. This message is displayed, for example, when you attempt to read/write a file
that does not exist on the disk.
-257
FILE NAME ERROR
There was an error in the filename and, as a result, the command was not executed
correctly.
This message is displayed, for example, when you attempt to copy a file using the same
filename.
-258
Media protected
You attempted to save/delete data to/from the storage device or initialize the media, but the
media was write-protected, and, as a result, the operation could not be executed. This
message is displayed, for example, when you have specified the floppy disk drive as the
storage device and a floppy disk is write-protected. If necessary, disable the
write-protection for the floppy disk.
-280
Program error
A program error.
An error occurred in a downloaded program. An error other than -281 to -289 occurred.
-281
Cannot create program
Programs cannot be created. Insufficient memory is suspected.
-282
Illegal program name
The program name is illegal. This message is displayed, for example, when you attempt to
delete a program name that does not exist, define an existing program name again, or refer
to a program that does not exist.
-283
Illegal variable name
The variable name is illegal. This message is displayed when you attempt to refer to a
variable that does not exist.
-284
Program currently running
The program is running.
This message is displayed when you attempt to perform an operation that cannot be
executed during the execution of a program. For example, when you attempt to delete a
running program.
-285
Program syntax error
A program syntax error.
A program syntax error occurred in the downloaded program.
-286
Program runtime error
An error occurred while an HP Instrument BASIC program is being executed. To obtain
detailed information on the occurred error, use theERRM$ or ERRM command of HP
Instrument BASIC.
Appendix D
Error messages
Error number: -256
505