The most recent version of the Livings Scenes Jigsaw Puzzles puzzle player is 2.3. If you are using an earlier version of the full (non-trial) edition of the software please download and install the free upgrade.
The easiest way to obtain the correct upgrade is to click the Help button in the Living Scenes Jigsaw Puzzles program and then select "Check for Latest Version". You will then be taken to the Living Scenes web page that has the correct upgrade patch for your program.
If you are using an earlier version of the trial edition then download and install version 2.3 of the trial edition. There is no need to uninstall the earlier version before installing version 2.3.