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© National Instruments Corp. B-1 NI-488.2 User Manual for Windows
Appendix B
Error Codes and Solutions
This appendix lists a description of each error, some conditions under which it might
occur, and possible solutions.
The following table lists the GPIB error codes.
Table B-1. GPIB Error Codes
Error
Mnemonic
iberr
Value Meaning
EDVR 0 Windows error
ECIC 1 Function requires GPIB board to be CIC
ENOL 2 No Listeners on the GPIB
EADR 3 GPIB board not addressed correctly
EARG 4 Invalid argument to function call
ESAC 5 GPIB board not System Controller as required
EABO 6 I/O operation aborted (timeout)
ENEB 7 Nonexistent GPIB board
EDMA 8 DMA error
EOIP 10 Asynchronous I/O in progress
ECAP 11 No capability for operation
EFSO 12 File system error
EBUS 14 GPIB bus error
ESTB 15 Serial poll status byte queue overflow
ESRQ 16 SRQ stuck in ON position
ETAB 20 Table problem
EDVR (0)
EDVR is returned in the following cases:
• The board or device name passed to ibfind is not configured in the software. In
this case, the variable ibcntl contains the DOS error code 2, Device Not Found.