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There are three variations of the Java player:

  • Java VLC player

  • Java FX player (Java 8+ only)

  • Java Raspberry Pi player (Raspberry Pi only)

A boot application is used to manage downloading and updating these applications.

Player Boot application

To launch the player boot application:

  1. Download and install Java.

  2. Download targetr-player-boot.jar

  3. Launch by:

    • Double clicking the file. Or

    • Typing java -jar targetr-player-boot.jar into a terminal.


You will be asked which player type to download and run.

An icon will be added to the system tray with options to control and configure the active player. The boot application will restart the player if any problems occur or a remote upgrade command is issued.

Java VLC Player

The Java VLC player uses Java Swing to display images and VLC for playing videos.

This player can run on any platform with Java support including:

  • Microsoft Windows XP and above
  • Mac OS X
  • Linux (all distributions with Java SE support)
  • Additional operating systems supporting Java SE


To play videos VLC must also be installed. Ensure VLC matches your system architecture - if you have Windows 64 bit edition, ensure VLC is also 64 bit.

When the Java VLC Player is first launched, the following dialog will appear to configure the player. Enter a preconfigured shortcut (created in the admin interface) or enter "init" to provision a new one automatically.

The player will start and display the content full screen. Double click to toggle between fullscreen and windowed mode.

Auto start Java VLC Player (Windows)

  1. After first launch the following files will be created.

  2. To setup the player for automatic startup, create a directory for the player in Program files. Copy all the files from above into this directory (probably in your Downloads Folder).

    C:\Program Files\TargetR
  3. Create a file called startup.bat in the same directory using Notepad. Navigate to Start Menu, search for Notepad, right click on Notepad and click "Run as Administrator". Enter the following , or download startup.bat from here. Click save and ensure you do not have extension .txt listed in Notepad or it will add this.

  4. With your Explorer Window open in C:\Program Files\TargetR , right click and copy the startup.bat and click Copy, next navigate to the Start Menu, and then to Startup folder. Right click in the Explorer window, and use select Paste Shortcut which should create the file below. Reboot the PC and the TargetR Desktop Player should startup automatically.

  5. You may also want to turn on auto login for Windows, this can be done by following the instructions from Microsoft found at


Known Issues

Mac OS X

If you encounter video problems running with Java 7 installed. Please revert to using Java 6.


The following error may appear in the logs when attempting to play a video.

java.lang.UnsatisfiedLinkError: cannot open shared object file: No such file or directory

To fix this, provide the location of the Java Libraries before launching the player. For example:

export LD_LIBRARY_PATH="/opt/java/64/jdk1.7.0_45/jre/lib/amd64/"



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