280 
Error Messages
GPIB Messages
Execution Errors 
These are error messages in the range -200 to -299. They indicate 
that an execution error has been detected by the execution control 
block.
An execution error is signaled by the execution error bit (bit 4) in 
the event status register.
-200 Execution error 
This indicates that an execution error has occurred but the control 
block cannot be more specific.
-201 Invalid while in local 
This command is invalid because it conflicts with the configuration 
under local control.
-202 Settings lost due to rtl 
A local setting was lost when the instrument was changing from 
remote to local control, or from local to remote control.
-220 Parameter error 
This indicates that a parameter error has occurred but the control 
block cannot be more specific.
-221 Settings conflict 
A valid parameter was received, but could not be used during 
execution because of a conflict with the current state of the 
instrument.
-222 Data out of range 
The data, though valid, was outside the range allowed by the 
instrument.
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