More specifically if I preview or show live, or even show the .pptx files from the service manager before saving, everything works ok. <br>The problem with the preview slide content not showing in the preview and the live windows multi-slide area only occurs after saving and reloading a service.<br><br>Converting the Power-point .pptx files to Impress .odp files does not fix the problem.<br><br>Many Blessing for your work!<br><br>OpenLP 2.4<br>Ubuntu 16.04.1 LTS 64-bit<br>GNOME 3.18<br>LibreOffice Impress Version: 5.1.4.2<br>Build ID: 1:5.1.4-0ubuntu1 <br><br><br>