start-up error spam

[xXIOSCARIXx]

13:54:58 WARN: at sun.reflect.UnsafeFieldAccessorImpl.ensureObj(UnsafeFieldAccessorImpl.java:57)
13:54:58 WARN: at sun.reflect.UnsafeObjectFieldAccessorImpl.get(UnsafeObjectFieldAccessorImpl.java:36)
13:54:58 WARN: at java.lang.reflect.Field.get(Field.java:393)
13:54:58 WARN: at com.plotsquared.bukkit.titles.TitleManager_1_11.resetTitle(TitleManager_1_11.java:388)
13:54:58 WARN: at com.plotsquared.bukkit.titles.TitleManager_1_11.send(TitleManager_1_11.java:232)
13:54:58 WARN: at com.plotsquared.bukkit.titles.DefaultTitle_111.sendTitle(DefaultTitle_111.java:25)
13:54:58 WARN: at com.intellectualcrafters.plot.util.AbstractTitle.sendTitle(AbstractTitle.java:14)
13:54:58 WARN: at com.plotsquared.listener.PlotListener$2.run(PlotListener.java:170)
13:54:58 WARN: at org.bukkit.craftbukkit.v1_12_R1.scheduler.CraftTask.run(CraftTask.java:58)
13:54:58 WARN: at org.bukkit.craftbukkit.v1_12_R1.scheduler.CraftAsyncTask.run(CraftAsyncTask.java:52)
13:54:58 WARN: at com.destroystokyo.paper.ServerSchedulerReportingWrapper.run(ServerSchedulerReportingWrapper.java:22)
13:54:58 WARN: at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
13:54:58 WARN: at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
13:54:58 WARN: at java.lang.Thread.run(Thread.java:745)

[SteveDog1]

Same problem is happening to me, would like if we got a response to the problem. If you ended up finding how to fix it, please say how.

[RedstoneFuture]

Is this the full error "Stacktrace"? Have you still this problem?

[dordsor21]

If you still have this issue, reopen.