NoMachine Support

Your questions answered

Knowledge Base

Searching in: Software Updates
Filter the search results
Released on:
Searching in: Software Updates
ID: SU06N00100
Released on:  2016-02-25
Last update: 2016-02-25
NoMachine 5.1.7 now available

Luxembourg, February 25th, 2016

NoMachine makes available today a minor software update consolidating fixes and implementations made on the 5.0.0 branch so far, and delivering a number of graphical and usability improvements. This new version additionally provides fixes for issues affecting previous versions.

The complete list of features implemented in version 5.1.7 are:

FR01N03001 - Supporting a range of displays for connections to the physical desktop
FR11M02984 - Adding the possibility to store the private key for the key-based authentication in the client connection file
FR02N03022 - Adding tooltips to the quick access display icons in the client GUI
FR04M02911 - Implementing a graphical interface for web sessions on Android tablets and iPad
FR01N03006 - Making possible to enable a disconnect/terminate dialog for rootless sessions
FR02N03008 - Offer the possibility to restore the window geometry when starting the client or connecting to a desktop
FR12L02846 - Removing "Browse connections..." and "New connection..." menu items from the NoMachine monitor in the system tray
FR02N03014 - Adding tooltips to the NoMachine quick access display icons in the web session
FR02N03041 - Improving the authentication request dialog in case of two factors authentication

This latest release also provides the following fixes:

TR01N06365 - 'Undefined subroutine' message in server logs when the Monitor cannot create its session directory
TR01N06344 - After ID change of nx user NoMachine server does not start
TR11M06232 - Cannot authenticate with Kerberos tickets when connecting from Windows to Linux when Active Directory is in use
TR01N06358 - Cannot create new virtual desktops when session persistence is disabled
TR12M06297 - Cannot disable all lossy encoding algorithms in floating window sessions
TR01N06343 - Cannot disable the automatic startup of the server on Ubuntu
TR01N06355 - Client asks for username on every new connection to the server
TR01N06368 - Damaged areas in a Cadence Virtuoso layout when the session is reconnected
TR01N06357 - Kerberos authentication in SSH protocol doesn’t work in SSPI mode
TR07L04481 - Keyboard does not work correctly if Caps Lock and Control Left are swapped
TR02N06393 - Mouse pointer can have a wrong offset when the user selects a single remote display in the GUI
TR01N06356 - nxserver --terminate returns an error
TR01N06366 - Possible segfault on machines with many CPU cores
TR11M06252 - Pressing ESC terminates the virtual desktop running in a web session on IE 11
TR01N06373 - Reconnecting a virtual desktop hangs for minutes
TR10M06162 - The "Show the transfer status" item is present in the NoMachine tray menu also when file transfer is disabled
TR01N06339 - The image quality is bad when the quality slider is set to max
TR02N06410 - The NoMachine session suddenly closes without any message
TR12M06300 - The nxnode process suddenly terminates during the shutdown procedure
TR12M06293 - The nxwebplayer --update script doesn't work properly
TR09M05983 - Tickets are not forwarded to remote nodes in a multinode environment
TR01N06377 - The USB module fails to compile on Arch Linux during the installation
TR12M06301 - CTRL key combinations are ignored if the session window was previously minimized
TR01N06391 - The 'Spread over multiple monitors' option in NX Client 3.5.0 doesn't work after installing Microsoft OS update KB3109094
TR02N06483 - Missing column display on session list.
TR01N06379 - Crash of nxnode on OSX with centrify
TR08M05960 - Alt key is ignored the first time it is pressed



Supported Platforms

Windows 32-bit/64-bit XP/Vista/7/8/8.1/10

Mac OS X Intel 64-bit 10.5/10.6/10.7/10.8/10.9/10.10/10.11

Linux 32-bit and 64-bit

Red Hat Enterprise 4/5/6/7
SLED 10.x/11.x
SLES 10/11/12
Open SUSE 10.x/11.x/12.x/13.x
Mandriva 2009/2010/2011
Fedora 10/11/12/13/14/15/16/17/18/19/20/21/22
Debian GNU Linux 4.0 Etch/5.0 Lenny/6.0 Squeeze/7.0 Wheezy/8.0 Jessie
Ubuntu 8.04 Hardy Heron/8.10 Intrepid Ibex/9.04 Jaunty Jackalope/
9.10 Karmic Koala/10.4 Lucid Lynx/10.10 Maverick Meerkat/11.04 Natty Narwhal/
11.10 Oneiric Ocelot/12.04 Precise Pangolin/12.10 Quantal Quetzal/13.04 Raring Ringtail/
13.10 Saucy Salamander/14.04 Trusty Tahr/14.10 Utopic Unicorn/15.04 Vivid Vervet/15.10 Wily Werewolf


Important: Due to the changes introduced by Apple which has dropped support for 10.5 and 10.6 in recent compilers, NoMachine will discontinue support for those OS X versions in a future release. It will still be possible to request packages specifically built for 10.5 and 10.6 under the provisions of a support contract.

Download NoMachine Packages

You can download the latest packages suitable for your Operating System from the NoMachine Web site at the following URL:

Customers with valid subscriptions should log in to their customer area and download the "Update version".

Automatic updates

The automatic check for updates has been enabled since version 4.6.3 and is scheduled to check our repositories every two days.

To update any of the NoMachine servers immediately:

- Run the NoMachine GUI from your Programs Menu.

- Click on 'Preferences' and 'Updates'.

- Then click on the 'Check now' button.

To update the NoMachine Enterprise Client immediately:

- Click on 'Preferences' and 'Updates'.

- Then click on the 'Check now' button.

More information about the check for automatic updates is available here:

Manual package update

Please follow the instructions to update your installation manually:

On Windows:

- Download and save the EXE file.
- Double click on the NoMachine executable file.
- As for the installation, the Setup Wizard will take you through all steps necessary for updating NoMachine.

On Mac OS X:

- Download and save the DMG file.
- Double-click on the Disk Image to open it and double-click on the NoMachine program icon.
- As for the installation, the Installer will take you through through all steps necessary for updating NoMachine.

On Linux:

You can use the graphical package manager provided by your Linux distribution or update NoMachine by command line by following instructions below.
If you don't have the sudo utility installed, log on as superuser ("root") and run the commands without sudo.


- Download and save the RPM file.
- Update your NoMachine installation by running:

# rpm -Uvh <pkgName>_<pkgVersion>_<arch>.rpm


- Download and save the DEB file.
- Update your NoMachine installation by running:

$ sudo dpkg -i <pkgName>_<pkgVersion>_<arch>.deb


- Download and save the TAR.GZ file.
- Update your NoMachine installation by running:

$ cd /usr
$ sudo tar xvzf <pkgName>_<pkgVersion>_<arch>.tar.gz
$ sudo /usr/NX/nxserver --update

If you are installing Enterprise Client or Node run respectively:

$ sudo /usr/NX/nxclient --update
$ sudo /usr/NX/nxnode --update



Installation and configuration guides for the NoMachine products are available at:

The NoMachine Development Team