Hi, I am running 4.3.1 on OpenJDK 11 from Ubuntu 20.04 LTS repositories without any problems so far: https://packages.ubuntu.com/focal/openjdk-11-jdk
Cheers, Andrew On 2021-12-16, 13:14, "robert.ba...@tiscali.it" <robert.ba...@tiscali.it> wrote: Hi, I would like to upgrade to the OpenJdk version of Java. I have always used the Oracle Java one on older versions of Jena. For Jena 4.3.1 there may be contraindications to using OpenJdk or AdoptOpenJDK?