National Instruments NI-FBUS - Manual (Page 101)

Appendix A Error Messages and Warnings
NI-FBUS Configurator User Manual A-2 ni.com
NIF_ERR_DEVICE_NOT_PRESENT
The requested device is not operational.
NIF_ERR_EXCEED_LIMIT
The device reported that the value exceeds the allowable limit during a
write operation.
NIF_ERR_INVALID_DESCRIPTOR
The descriptor you gave is invalid.
NIF_ERR_MULTIPLE
There are duplicate block tags.
NIF_ERR_NOT_FOUND
NI-FBUS could not find the specified object.
NIF_ERR_OBJECT_ACCESS_DENIED
The Fieldbus interface does not have the required privileges. The access
group you belong to is not allowed to acknowledge the event, or the
password you entered is incorrect.
NIF_ERR_OBJECT_ACCESS_UNSUPPORTED
The device does not support write access to this object.
NIF_ERR_OBSOLETE_DESC
The input descriptor is no longer valid. It was closed before a function
completed.
NIF_ERR_ORDINAL_NUM_OUT_OF_RANGE
The ordinal number is out of the device range.
NIF_ERR_PARAMETER_CHECK
The device reported a violation of parameter-specific checks.