Solution To: ProjectLibre requires Java version 6 or later. Get link Facebook X Pinterest Email Other Apps By admin 6/12/2016 08:29:00 am . Problem: ProjectLibre requires Java version 6 or later. Please install Java:http://www.java.com/download Solution: Install java 32-bit edition. Reference: http://www.projectlibre.org/discussion/does-projectlibre-work-java-8 .