Archived: NI-488.2 3.1 Bug Fixes

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This document lists the fixes that are included in the NI-488.2 3.1 update. If you have a Bug ID, you can search this list to validate that the issue has been fixed.

The update fixes the six issues below and is strongly recommended for all NI-488.2 installations.  It also adds support for Windows 8.

Issues Fixed in the NI-488.2 3.1 Update

ID Description
351266 NI-488.2 for Windows, Version 3.1, adds support for direct entry into ni4882.dll. Previously there was only support for gpib-32.dll.
311091 In certain PXI Express chassis, the performance of GPIB writes through PXI-GPIB interfaces is very slow. This has been fixed.
370676 When disconnecting a USB hub with GPIB hardware connected, the GPIB hardware will not be properly removed from the system. This will prevent the use of the device until the system is rebooted. During the following reboot or shutdown, a blue screen error may occur. This has been fixed.
371371 When disconnecting a USB hub shortly after connecting a GPIB-USB-HS to the hub, a blue screen error may occur immediately. This has been fixed.
144103 Removing PCMCIA-GPIB interfaces while Windows is hibernated or suspended causes blue screen error during resume. This has been fixed.
122048 GPIB interface remains in locked state after the locking process is terminated unexpectedly. This generates an ELCK error on subsequent attempts to open the interface. This problem impacted all USB based GPIB interfaces. This has been fixed.

The update is available via Update Service, or from the Drivers and Updates links below.

Related Links: 
Drivers and Updates: NI-488.2 3.1

Glossary of Terms


  • Bug ID - When an issue is reported to NI, you may be given this ID or find it on  You may also find IDs posted by NI on the discussion forums or in KnowledgeBase articles.
  • Legacy ID – An older issue ID that refers to the same issue.  You may instead find this issue ID in older known issues documents.
  • Description - A few sentences which describe the problem. The brief description given does not necessarily describe the problem in full detail.
  • Workaround - Possible ways to work around the problem.
  • Reported Version - The earliest version in which the issue was reported.
  • Resolved Version - Version in which the issue was resolved or was no longer applicable. "N/A" indicates that the issue has not been resolved.
  • Date Added - The date the issue was added to the document (not the reported date).