NI-FGEN 17.0 Known Issues


This document contains the NI-FGEN 17.0 known issues that were discovered before and since the release of NI-FGEN 17.0. Not every issue known to NI appears on this list; it is intended to show the most severe and common issues that can be encountered.

Known Issues by Date

The following items are known issues in NI-FGEN 17.0 sorted by date.

ID Known Issue

Code using API in niFgenObsolete.llbs and converted for LabVIEW NXG is broken

Workaround: N/A

Reported Version: 17.0    Resolved Version: N/A    Added: 05/09/2017

Windows 8.0 to Windows 8.1 upgrade issue
Upgrading the version of Windows on a system with this driver installed may result in the loss of device names, the loss of device configuration, and/or devices appearing disconnected. For more information about how to resolve this issue, visit and enter the Info Code excrxm.

Workaround: N/A

Reported Version: 14.0    Resolved Version: N/A    Added: 07/08/2014

A protocol violation error occurs when using an PXIe-1075 chassis
When routing triggers across segments on the PXIe-1075 chassis, a protocol violation error may occur. The PXIe-1075 has three bus segments: slots 1 through 6, slots 7 through 12, and slots 13 through 18. If the devices are located in different segments, this issue may occur. Some features, such as NI-TClk, when used for synchronization applications, internally route triggers.

Workaround: Visit and search for 5FTGSP0O for information about how to work around this error.

Reported Version: 2.8    Resolved Version: N/A    Added: 10/24/2011

NI-FGEN devices are unable to start after installing NI-FGEN 2.7 or later in addition to NI-DAQmx 7.0 or 7.1
After installing NI-FGEN 2.7 or later on a system with NI-DAQmx 7.0 or 7.1 already installed, NI-FGEN may return an error about NI-FGEN devices unable to start.

Workaround: After installing NI-FGEN 2.7 or later, reboot, and then repair NI-FGEN using the Microsoft Windows Control Panel.

Reported Version: 2.7    Resolved Version: N/A    Added: 10/24/2011

Installation interrupted by security dialog boxes
When you run setup.exe to install the software from the DVD, you are prompted to choose whether you want to always trust software from National Instruments. If you do not select this option, your installation may be interrupted by one or more Microsoft Windows security dialog boxes. However, if you run the installer in silent mode from the command line, you do not receive this prompt, and the installer automatically installs NI's Software Publisher Certificate to your Windows Trusted Publisher Store. If you do not want to make this change to your Windows Trusted Publisher Store, do not choose this installation method.

Workaround: N/A

Reported Version: 2.4.5    Resolved Version: N/A    Added: 10/24/2011
NI-FGEN function documentation does not launch from NI TestStand
After attaching an NI-FGEN function to a test step in NI TestStand, selecting the help icon does not launch the NI-FGEN help documentation.

Workaround: N/A

Reported Version: 14.0    Resolved Version: N/A    Added: 04/17/2014

Contacting NI

Contact NI regarding this document or issues in the document. If you contact NI in regards to a specific issue, reference the ID number given in the document. The ID number contains the current issue ID number as well as the legacy ID number (use the current ID number when contacting NI). You can contact us through any of the normal support channels including phone, email, or the discussion forums. Visit the NI Website to contact us. Also contact us if you find a workaround for an issue that is not listed in the document.

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).