March 2020
This file contains important information about LabVIEW 2020 for Linux, including system requirements, installation instructions, known issues, and a partial list of bugs fixed.
Refer to the NI website for the latest information about LabVIEW.
Refer to the labview/readme directory for readme files about LabVIEW add-ons, such as modules and toolkits.
Product Security and Critical Updates
Supported Modules and Toolkits
LabVIEW 2020 for Linux has the following requirements:
| Linux | Run-Time Engine | Development Environment |
|---|---|---|
| Processor | Pentium 4 G1 (or equivalent) or later | Pentium 4 G1 (or equivalent) or later |
| RAM | 256 MB | 1 GB |
| Screen Resolution | 1024 x 768 pixels | 1024 x 768 pixels |
| Operating System | Linux kernel 2.6x or 3.x GNU C Library (glibc) Version 2.11 or later for the Intel x86_64 architecture | openSUSE Leap 15.0 openSUSE Leap 15.1 Red Hat Enterprise Linux 7 Red Hat Enterprise Linux 8 CentOS 7 CentOS 8 |
| Disk Space | 98 MB | 1.1 GB for the complete installation |
| Color Palette | N/A | LabVIEW and the LabVIEW Help contain 16-bit color graphics. LabVIEW requires a minimum color palette setting of 16-bit color. |
| Temporary Files Directory | N/A | LabVIEW uses a directory for storing temporary files. NI recommends that you have several megabytes of disk space available for this temporary directory. |
| Adobe Reader | N/A | You must have Adobe Reader installed to search PDF versions of all LabVIEW manuals. |
Note
| ||
Complete the following steps to install and activate LabVIEW for Linux.
Insert and mount the LabVIEW installation media. As the root user in the mounted directory, enter sh ./INSTALL to install LabVIEW in the /usr/local directory.
To install LabVIEW modules and toolkits, refer to the readme of each product for installation instructions. The VI Analyzer Toolkits installs with the LabVIEW Professional Development System for Linux.
You can install NI device drivers from ni.com/linuxdrivers.
Refer to the LabVIEW Upgrade Notes for information about protecting existing VIs and projects before installing a new version of LabVIEW, as well as upgrade and compatibility issues and a complete list of new features in LabVIEW 2020.
Note If you purchased this product with an NI Software Suite or NI Product Bundle, use the installation media that shipped with your purchase to install this product.
The rules for how LabVIEW selects cluster elements when you use a Bundle By Name function, Unbundle By Name function, or Unbundle / Bundle Elements Border Node have improved. The improvements may cause existing code to behave differently than you expect when you use these nodes inside a malleable VI. Visit ni.com/r/eakjbu for more information about how these changes impact existing code.
Complete the following steps to install a patch on computers with LabVIEW 2020. Replace f# with the specific patch you are installing.
Visit LabVIEW 2020 Patch Details for detailed information about all patches available for LabVIEW 2020 and issues fixed in each patch.
Visit ni.com/security for security information about NI products. Visit ni.com/critical-updates for information about critical updates from NI.
LabVIEW 2020 for Linux supports the following modules and toolkits.
1 The Control Design and Simulation Module does not support the System Identification VIs, System Identification Assistant, and Control Design Assistant.
2 The MathScript Module does not support the libraries class of MathScript Module functions.
3 The VI Analyzer Toolkit and Application Builder install with the LabVIEW Professional Development System. For the LabVIEW Full Development System, you can purchase and install the VI Analyzer Toolkit and Application Builder with their own separate media.
Refer to the readme of each product for more information about system requirements, installation instructions, and activation.
Refer to the NI website for information about drivers compatible with LabVIEW for Linux. To use hardware with LabVIEW 2020, install the latest version of the driver for the device. Refer to the readme of each driver for more information about system requirements and installation instructions.
You can access the software and documentation known issues list online. Visit LabVIEW 2020 Known Issues for an up-to-date list of known issues.
The following items are the IDs and titles of a subset of issues fixed in LabVIEW 2020. This is not an exhaustive list of issues fixed in the current version of LabVIEW. If you have a Bug ID, you can search this list to validate that the issue has been fixed.
| ID | Fixed Issue |
|---|---|
| 917628 | LabVIEW Runtime Engine encounters Worker Thread Limit when using web services on Linux RT-based cRIO. |
| 931175 | EXE including 'Std Deviation and Variance' VI is unloadable. |
| 984819 | Incorrect behavior when using a Boolean control from the System palette. |
| 984834 | LabVIEW Application Builder fails to build a Source Distribution on Windows when using some specific vi.lib VIs that contain non-Windows components. |
| 984861 | When making multiple calls to Python function in a For Loop, the Python execution treats the passed data as a list, rather than a NumPy array. |
| 985551 | Hovering over an override method in the Project Explorer does not show parent class description if the VI has empty description. |
| 985552 | Special characters (\r, \n, etc.) are not correctly converted to JSON when using LabVIEW Web services. |
| 985554 | Calling a Channel Write VI by reference in a loop results in a compiler error. |
Refer to the LabVIEW Help, accessible by selecting Help»LabVIEW Help from LabVIEW, for information about LabVIEW 2020.
Copyright
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End-User License Agreements and Third-Party Legal Notices
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Patents
For patents covering the NI products/technology, refer to the appropriate location: Help»Patents in your software, the patents.txt file on your media, or the NI Patent Notice at ni.com/patents.
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