Appendix B
Troubleshooting and Common Questions
NI-FBUS Hardware and Software User Manual
B-2
ni.com
If you want to use other interfaces in the system without this USB-8486,
complete the following steps.
1.
Select
Start»All Programs»National Instruments»NI-FBUS»
Utilities»Interface Configuration Utility
.
2.
Right-click the USB-8486 to delete it.
VCR_FULL_ERROR.
Delete the board from the Interface Configuration Utility, then reinstall.
Interface Configuration Problems
When using the NI-FBUS Interface Configuration Utility, the error
message
utility could not access or locate the registry
appears.
•
Ensure that you are logged in to Windows with administrator
privileges.
•
Your registry entries for NI-FBUS may have been deleted or corrupted.
Uninstall the NI-FBUS software, then reinstall the software.
In the Interface Configuration Utility, I see more boards than what
physically exist in the machine.
Select
Edit
for the extra board. In the next window, select
Delete
.
Caution
You should
not
attempt to make unguided changes in the Windows registry.
Doing so can cause many problems with your system.
NIFB Problems
When a Fieldbus device is connected to the bus, the NIFB process often
hangs when the title bar reads Waiting for Startup Completion.
If I disconnect the cables, it starts fine.
This is probably due to a device address conflict. In the NI-FBUS Interface
Configuration Utility, ensure that the interface is not at the same address as
anything else on the link. You also can temporarily give the interface a
visitor address to troubleshoot this problem.