@tdp_org upgrade /usr/bin/java or recompile the .jar with an older javac/options
@tdp_org linux? there should be an openjdk package in your disto's list. Mac? dunno. Win? Get one from Chocolatey or similar.Don't use Oracle's downloads. If they find you they'll set the lawyer's on you
QOTO: Question Others to Teach Ourselves An inclusive, Academic Freedom, instance All cultures welcome. Hate speech and harassment strictly forbidden.