From 08:00 PM CDT Friday, August 12 - 01:00 PM CDT Saturday, August 13, will be undergoing system upgrades that may result in temporary service interruption.

We appreciate your patience as we improve our online experience.

RFmx LTE Known Issues


This document contains the RFmx LTE known issues that were discovered before and since the release of RFmx LTE. 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.

RFmx LTE 19.1/19.0/2.3: No known issues.


ID Known Issue

Autodetection of Downlink channels is not supported when you set the Duplex scheme to LAA.

Licensed Assisted Access feature in both uplink and Downlink is supported from RFmx 2.4 release onwards. This feature was not part of RFmx 2.3 release.

Workaround: Disable Auto PDSCH Channel Detection Enabled, Auto Control channel Power detection Enabled, and Auto PCFICH CFI Detection Enabled. Provide the configurations manually.

Reported Version: 2.4    Resolved Version: N/A    Date Added: 12/22/2017


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  • Resolved Version - Version in which the issue was resolved or was no longer applicable.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).