java.lang.UnsupportedClassVersionError: org/asamk/signal/Main has been compiled by a more recent version of the Java Runtime (class file version 61.0), this version of the Java Runtime only recognizes ...

Exception caught from launcher java.lang.UnsupportedClassVersionError: net/xiaoyu233/fml/relaunch/client/Main has been compiled by a more recent version of the Java Runtime (class file version 61.0), ...