Let me add that the system property java.class.version on both servers new (source and copy) has the value 50.0
So it seems I need to get rid of all 52.0 stuff. On Monday, July 12, 2021 at 4:30:53 PM UTC+3 GI D wrote: > On a copied installation of Jenkins 1.609 to a new server, I notice that > when I select a build and click "configure", I get a greyed-out config page > with "LOADING" as a watermark that never goes away. At the same time I see > in catalina.out lots of errors such as this: > > Jul 12, 2021 4:15:20 PM hudson.ExpressionFactory2$JexlExpression evaluate > WARNING: Caught exception evaluating: d.helpFile in > /jenkins/job/platform%20set%20branch%20name/configure. Reason: jav > a.lang.reflect.InvocationTargetException > .... > .... > Caused by: java.lang.UnsupportedClassVersionError: > org/jenkinsci/plugins/scriptsecurity/sandbox/RejectedAccessException : > Unsupported major.minor version 52.0 > > I think the reason is that, for a few days, I was running the new Jenkins > with a slightly newer Java version (1.6.0_41 rather than 1.6.0_30). Now I > have made sure I run it with _30. During this short period this particular > build has been executed a few times. However I do get the same problem on > other builds that have not executed on this new server. > > Almost all errors (or warnings if you will) are about the script-security > plugin. > > Please advise. > > - George > > -- You received this message because you are subscribed to the Google Groups "Jenkins Users" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/jenkinsci-users/159834be-ca89-4fd5-bfa3-a194ae94b4f4n%40googlegroups.com.
