kochetkovSergeY

Or it's an openjdk issue?

@skybber yes, we have two settings -XX:+AllowEnhancedClassRedefinition -XX:HotswapAgent=fatjar

it will take some time (not fast), but in debug i saw that VirtualMachine.classesByName returned collected Classtype (there is an error in toString() call)

I think the problem is in dispose method, the doc says: `Garbage collection is re-enabled in all cases where it was disabled through ObjectReference.disableCollection.` But with `-XX:+AllowEnhancedClassRedefinition` it shouldn't collect...

Jvm crashes with this paramter `-XX:-ClassUnloading` on the first attempt to redefine class... [hs_err_pid21268.log](https://github.com/JetBrains/JetBrainsRuntime/files/13963315/hs_err_pid21268.log)

> > Jvm crashes with this paramter `-XX:-ClassUnloading` on the first attempt to redefine class... [hs_err_pid21268.log](https://github.com/JetBrains/JetBrainsRuntime/files/13963315/hs_err_pid21268.log) > > I'm able to reproduce the crash now. It seems, that it is...

> Could you please create a minimal example reproducing this bug? @skybber Here it is: https://github.com/kochetkovSergeY/jbr-issue-264-example Repo contains two maven-spring-boot projects, one to start, second to reload class in the...

We've already used this workaround, but we have cases when we need to connect to app debug port by other different apps, and there we have been catched this problem...

@skybber I've seen that the bug was fixed in https://youtrack.jetbrains.com/issue/JBR-6648 but in newest jbr17 builds the problem from https://youtrack.jetbrains.com/issue/JBR-6648 is actual, forgot to merge?

oh now I understand, thank you, build number like hotfix version, this was the reason of misunderstanding: