pmartino, thank you for reporting this bug and helping make Ubuntu better. Could you please attach an Impress file that demonstrates this problem? Does this issue occur for you in LibreOffice Impress?
sudo add-apt-repository ppa:libreoffice/ppa && sudo apt-get update && sudo apt-get -y upgrade && sudo apt-get -y install libreoffice-impress
pmartino, thank you for reporting this bug and helping make Ubuntu better. Could you please attach an Impress file that demonstrates this problem? Does this issue occur for you in LibreOffice Impress?
sudo add-apt-repository ppa:libreoffice/ppa && sudo apt-get update && sudo apt-get -y upgrade && sudo apt-get -y install libreoffice-impress