Doesn't work with java 20, how do I install java 19 on fedora?

Question

Doesn't work with java 20, how do I install java 19 on fedora?

AyazJenkins opened this issue a year ago · comments

Exception in thread "main" java.lang.UnsupportedClassVersionError: me/replydev/qubo/QuboInstance (class file version 63.65535) was compiled with preview features that are unsupported. This version of the Java Runtime only recognizes preview features for class file version 64.65535

Reply · Answer 1 · Wed May 10 2023 04:31:29 GMT+0800 (China Standard Time)

Are you using the --enable-preview flag?

Reply · Answer 2 · Fri May 12 2023 22:30:55 GMT+0800 (China Standard Time)

Close issue as inactive

Ayaz · Answer 3 · Sun May 14 2023 01:35:54 GMT+0800 (China Standard Time)

Sorry, i tried with both it did not work. Issue can be re-opened