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Released on:
Searching in: Software Updates
ID: SU05L00100
Released on:  2014-05-16
Last update: 2014-06-04
NoMachine 4.2.23 now available

Luxembourg, May 16th, 2014

NoMachine makes available today an update aimed at solving issues affecting the previous 4.2 releases. The new version, 4.2.23, provides fixes for the following:

TR03L04333 - The Windows Logo + m shortcut doesn't minimize the client when it's at fullscreen
TR03L04319 - 'No running nodes found' when a customized SSHD port is used 
TR05L04400 - Virtual KDE desktop crashes while cycling through 'Window Decoration' options
TR10K03970 - Cannot connect to the physical desktop when the display manager is LXDM
TR04L04375 - Cannot connect to the physical desktop on OpenSUSE 13.1 when there is the login screen
TR05L04398 - Server issues an incorrect message when creating a rule with an invalid value
TR05L04413 - Pop-up menus show in random places connecting from multi-monitor Windows client
TR05L04397 - Cannot create a rule for running a specific script in case of custom session
TR05L04418 - Cannot change server connection preferences in the GUI if the administrative account has an empty password
TR05L04403 - Cannot set profile rules on per-group basis with the Terminal Server
TR05L04422 - Custom sessions from Windows fails to start with 'Protocol error'
TR12K04170 - Custom sessions cannot be automatically reconnected
TR04L04393 - /var/NX/nx directory fills up consuming disk space
TR05L04423 - Authentication fails when NoMachine is installed on RHEL 4
TR05L04406 - Connections to localhost fail in a multinode environment
TR05L04424 - Cannot maximize the session window with the Windows logo + up arrow shortcut
TR05L04427 - Not possible to reconnect the session when changing the network connection type

and implements the following feature requests:

FR04L02813 - Forwarding the SSH_CLIENT and SSH_CONNECTION variables to the session
FR05L02815 - Adding support for SSH connections when connecting from Android

Supported Platforms

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

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

Linux 32-bit and 64-bit
Red Hat Enterprise 4/5/6
SLES 10/11
Open SUSE 10.x/11.x/12.x
Mandriva 2009/2010/2011
Fedora Core 10/11/12/13/14/15/16/17/18
Debian GNU Linux 4.0 Etch/5.0 Lenny/ 6.0 Squeeze/ 7.0 Wheezy
Ubuntu 8.04 Hardy Heron/8.10 Intrepid Ibex/Ubuntu 9.04 Jaunty Jackalope/
9.10 Karmic Koala/10.4 Lucid Lynx/10.10 Maverick/11.04 Natty/11.10 Oneiric/12.04 Precise Pangolin

Download NoMachine Packages

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

Or from your Customer Area if you are a registered customer.

Note for Android users

With this particular release, users of the NoMachine for Android app are advised to uninstall the previous APK before installing this latest version.

Automatic updates

To update any of the NoMachine servers:

- 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:

- Click on 'Preferences' and 'Updates'.

- Then click on the 'Check now' button.

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