Instrument Control (GPIB, Serial, VISA, IVI)

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Unable to initialize the VISA library

/usr/local/vxipnp/linux/NIvisa/NIvisaic     -->          Unable to initialize the VISA library. The VISA Interactive Control utility will exit.

Running RHEL 5.11 (32-bit)

[root@x74943 ~]# rpm -qa|grep nivisa

nivisa-4.5.1-f0

[root@x74943 ~]# rpm -qa|grep ni488

ni4882i-2.5.1-f0

 

gpibexplorer and driverwizard start up fine. I've never used nispy, but it is bombing too.

x74943(paul.autore)8> ./nispy

LabVIEW caught fatal signal

8.2.1 - Received SIGSEGV

Reason: address not mapped to object

Attempt to reference address: 0x10

Segmentation fault

 

Uninstall and re-install of NI-VISA didn't help. NIvisaic was running fine days ago. This system was not patched since it was working OK, but the root partition was reduced and a new physical volume was created for LVM so that /var, /tmp,... could be copied over and remounted as separate file systems.

I have not tried yet to mess with reinstalling NI-488.2

ldd /usr/local/vxipnp/linux/NIvisa/NIvisaic     shows same output as an identical working system

 

 

 

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This issue has been resolved. It may have been the re-install of NI-488 that really solved the problem. The ‘gpibprtk.ko’ module had a problem loading, but we also found a problem with a shared memory kernel parameter.

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