IllegalStack using Folia Async on Paper 1.20.1? Causing errors at shutdown/restart

[veteranmina]

Required Information

• FAVS Version Number (/version IllegalStack): 2.9.4
• Spigot/Paper Version Number (/version): Paper-1.20.1-58
• Output of /version:

Describe the bug Upon shutdown/restart of server console spam occurs from IllegalStack preventing server on task.

To Reproduce Steps to reproduce the behavior:

1. Turn on server
2. Run either shutdown or restart of server, logs are then flooded with IllegalStack errors below:

[22:00:21] [Folia Async Scheduler Thread #5/WARN]: [IllegalStack] Async task for IllegalStack v2.9.2 generated an exception
org.bukkit.plugin.IllegalPluginAccessException: Plugin attempted to register task while disabled
    at io.papermc.paper.threadedregions.scheduler.FoliaEntityScheduler.runDelayed(FoliaEntityScheduler.java:64) ~[paper-1.20.1.jar:?]
    at io.papermc.paper.threadedregions.scheduler.FoliaEntityScheduler.run(FoliaEntityScheduler.java:51) ~[paper-1.20.1.jar:?]
    at main.java.me.dniym.utils.Scheduler.executeOrScheduleSync(Scheduler.java:71) ~[IllegalStack-2.9.2a.jar:?]
    at main.java.me.dniym.timers.fTimer.run(fTimer.java:265) ~[IllegalStack-2.9.2a.jar:?]
    at main.java.me.dniym.utils.Scheduler.lambda$runTaskTimerAsynchronously$14(Scheduler.java:215) ~[IllegalStack-2.9.2a.jar:?]
    at io.papermc.paper.threadedregions.scheduler.FoliaAsyncScheduler$AsyncScheduledTask.run(FoliaAsyncScheduler.java:217) ~[paper-1.20.1.jar:?]
    at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136) ~[?:?]
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635) ~[?:?]
    at java.lang.Thread.run(Thread.java:833) ~[?:?]

Plugins being used on the server

Checklist:

• [X] I included all information required in the sections above
• [X] I made sure there are no duplicates of this report (Use Search)
• [X] I made sure I am using an up-to-date version of IllegalStack
• [X] I made sure the bug/error is not caused by any other plugin

[veteranmina]

I noticed the log shows 2.9.2, however before posting this I saw version 2.9.4 was out however it also produced the same error.

[dniym]

Should be fixed as of IllegalStack version 2.9.8