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Console spam when using a crafting table on Folia 1.21.11 #147

Description

@dinushay
[InteractionVisualizer] Global task for InteractionVisualizer v1.18.19.0 generated an exception
java.lang.NullPointerException

No crafting table visualization is visible.

Activity

LOOHP commented on Feb 10, 2026

@LOOHP
Owner

Can you also post the stacktrace after that line?

dinushay commented on Feb 10, 2026

@dinushay
Author

Sorry, I missclicked on my phone

dinushay commented on Feb 10, 2026

@dinushay
Author

After this line it's again

[InteractionVisualizer] Global task for InteractionVisualizer v1.18.19.0 generated an exception
java.lang.NullPointerException

in loop... over and over again until I close the crafting table GUI

dinushay commented on Feb 10, 2026

@dinushay
Author

Wait, it looks like I might have overlooked something in the logs.

Before the loop spam flooded the console, this was there

[01:05:03] [Folia Region Scheduler Thread #0/WARN]: [InteractionVisualizer] Global task for InteractionVisualizer v1.18.19.0 generated an exception
java.lang.NullPointerException: Cannot read field "captureTreeGeneration" because the return value of "net.minecraft.world.level.Level.getCurrentWorldData()" is null
	at net.minecraft.world.level.Level.getBlockState(Level.java:1339) ~[folia-1.21.11.jar:1.21.11-6-0795007]
	at org.bukkit.craftbukkit.block.CraftBlock.getType(CraftBlock.java:245) ~[folia-1.21.11.jar:1.21.11-6-0795007]
	at InteractionVisualizer-1.18.19.0.jar//com.loohp.interactionvisualizer.blocks.CraftingTableDisplay.process(CraftingTableDisplay.java:160) ~[?:?]
	at InteractionVisualizer-1.18.19.0.jar//com.loohp.interactionvisualizer.managers.TaskManager.lambda$run$0(TaskManager.java:453) ~[?:?]
	at java.base/java.util.ArrayList.forEach(ArrayList.java:1596) ~[?:?]
	at InteractionVisualizer-1.18.19.0.jar//com.loohp.interactionvisualizer.managers.TaskManager.lambda$run$1(TaskManager.java:453) ~[?:?]
	at InteractionVisualizer-1.18.19.0.jar//com.loohp.interactionvisualizer.libs.com.loohp.platformscheduler.platform.folia.FoliaScheduler.lambda$runTaskLater$12(FoliaScheduler.java:211) ~[?:?]
	at io.papermc.paper.threadedregions.scheduler.FoliaGlobalRegionScheduler$GlobalScheduledTask.run(FoliaGlobalRegionScheduler.java:178) ~[folia-1.21.11.jar:?]
	at io.papermc.paper.threadedregions.scheduler.FoliaGlobalRegionScheduler.tick(FoliaGlobalRegionScheduler.java:36) ~[folia-1.21.11.jar:?]
	at io.papermc.paper.threadedregions.RegionizedServer.globalTick(RegionizedServer.java:340) ~[folia-1.21.11.jar:1.21.11-6-0795007]
	at io.papermc.paper.threadedregions.RegionizedServer$GlobalTickTickHandle.tickRegion(RegionizedServer.java:184) ~[folia-1.21.11.jar:1.21.11-6-0795007]
	at io.papermc.paper.threadedregions.TickRegionScheduler$RegionScheduleHandle.runTick(TickRegionScheduler.java:480) ~[folia-1.21.11.jar:1.21.11-6-0795007]
	at ca.spottedleaf.concurrentutil.scheduler.EDFSchedulerThreadPool$TickThreadRunner.run(EDFSchedulerThreadPool.java:526) ~[concurrentutil-0.0.8.jar:?]
	at java.base/java.lang.Thread.run(Thread.java:1583) ~[?:?]
[01:05:03] [Folia Region Scheduler Thread #0/WARN]: [InteractionVisualizer] Global task for InteractionVisualizer v1.18.19.0 generated an exception
java.lang.NullPointerException: Cannot read field "captureTreeGeneration" because the return value of "net.minecraft.world.level.Level.getCurrentWorldData()" is null
	at net.minecraft.world.level.Level.getBlockState(Level.java:1339) ~[folia-1.21.11.jar:1.21.11-6-0795007]
	at org.bukkit.craftbukkit.block.CraftBlock.getType(CraftBlock.java:245) ~[folia-1.21.11.jar:1.21.11-6-0795007]
	at InteractionVisualizer-1.18.19.0.jar//com.loohp.interactionvisualizer.blocks.CraftingTableDisplay.process(CraftingTableDisplay.java:160) ~[?:?]
	at InteractionVisualizer-1.18.19.0.jar//com.loohp.interactionvisualizer.managers.TaskManager.lambda$run$0(TaskManager.java:453) ~[?:?]
	at java.base/java.util.ArrayList.forEach(ArrayList.java:1596) ~[?:?]
	at InteractionVisualizer-1.18.19.0.jar//com.loohp.interactionvisualizer.managers.TaskManager.lambda$run$1(TaskManager.java:453) ~[?:?]
	at InteractionVisualizer-1.18.19.0.jar//com.loohp.interactionvisualizer.libs.com.loohp.platformscheduler.platform.folia.FoliaScheduler.lambda$runTaskLater$12(FoliaScheduler.java:211) ~[?:?]
	at io.papermc.paper.threadedregions.scheduler.FoliaGlobalRegionScheduler$GlobalScheduledTask.run(FoliaGlobalRegionScheduler.java:178) ~[folia-1.21.11.jar:?]
	at io.papermc.paper.threadedregions.scheduler.FoliaGlobalRegionScheduler.tick(FoliaGlobalRegionScheduler.java:36) ~[folia-1.21.11.jar:?]
	at io.papermc.paper.threadedregions.RegionizedServer.globalTick(RegionizedServer.java:340) ~[folia-1.21.11.jar:1.21.11-6-0795007]
	at io.papermc.paper.threadedregions.RegionizedServer$GlobalTickTickHandle.tickRegion(RegionizedServer.java:184) ~[folia-1.21.11.jar:1.21.11-6-0795007]
	at io.papermc.paper.threadedregions.TickRegionScheduler$RegionScheduleHandle.runTick(TickRegionScheduler.java:480) ~[folia-1.21.11.jar:1.21.11-6-0795007]
	at ca.spottedleaf.concurrentutil.scheduler.EDFSchedulerThreadPool$TickThreadRunner.run(EDFSchedulerThreadPool.java:526) ~[concurrentutil-0.0.8.jar:?]
	at java.base/java.lang.Thread.run(Thread.java:1583) ~[?:?]
[01:05:03] [Folia Region Scheduler Thread #0/WARN]: [InteractionVisualizer] Global task for InteractionVisualizer v1.18.19.0 generated an exception
java.lang.NullPointerException: Cannot read field "captureTreeGeneration" because the return value of "net.minecraft.world.level.Level.getCurrentWorldData()" is null
	at net.minecraft.world.level.Level.getBlockState(Level.java:1339) ~[folia-1.21.11.jar:1.21.11-6-0795007]
	at org.bukkit.craftbukkit.block.CraftBlock.getType(CraftBlock.java:245) ~[folia-1.21.11.jar:1.21.11-6-0795007]
	at InteractionVisualizer-1.18.19.0.jar//com.loohp.interactionvisualizer.blocks.CraftingTableDisplay.process(CraftingTableDisplay.java:160) ~[?:?]
	at InteractionVisualizer-1.18.19.0.jar//com.loohp.interactionvisualizer.managers.TaskManager.lambda$run$0(TaskManager.java:453) ~[?:?]
	at java.base/java.util.ArrayList.forEach(ArrayList.java:1596) ~[?:?]
	at InteractionVisualizer-1.18.19.0.jar//com.loohp.interactionvisualizer.managers.TaskManager.lambda$run$1(TaskManager.java:453) ~[?:?]
	at InteractionVisualizer-1.18.19.0.jar//com.loohp.interactionvisualizer.libs.com.loohp.platformscheduler.platform.folia.FoliaScheduler.lambda$runTaskLater$12(FoliaScheduler.java:211) ~[?:?]
	at io.papermc.paper.threadedregions.scheduler.FoliaGlobalRegionScheduler$GlobalScheduledTask.run(FoliaGlobalRegionScheduler.java:178) ~[folia-1.21.11.jar:?]
	at io.papermc.paper.threadedregions.scheduler.FoliaGlobalRegionScheduler.tick(FoliaGlobalRegionScheduler.java:36) ~[folia-1.21.11.jar:?]
	at io.papermc.paper.threadedregions.RegionizedServer.globalTick(RegionizedServer.java:340) ~[folia-1.21.11.jar:1.21.11-6-0795007]
	at io.papermc.paper.threadedregions.RegionizedServer$GlobalTickTickHandle.tickRegion(RegionizedServer.java:184) ~[folia-1.21.11.jar:1.21.11-6-0795007]
	at io.papermc.paper.threadedregions.TickRegionScheduler$RegionScheduleHandle.runTick(TickRegionScheduler.java:480) ~[folia-1.21.11.jar:1.21.11-6-0795007]
	at ca.spottedleaf.concurrentutil.scheduler.EDFSchedulerThreadPool$TickThreadRunner.run(EDFSchedulerThreadPool.java:526) ~[concurrentutil-0.0.8.jar:?]
	at java.base/java.lang.Thread.run(Thread.java:1583) ~[?:?]
[01:05:03] [Folia Region Scheduler Thread #0/WARN]: [InteractionVisualizer] Global task for InteractionVisualizer v1.18.19.0 generated an exception
java.lang.NullPointerException
[01:05:03] [Folia Region Scheduler Thread #0/WARN]: [InteractionVisualizer] Global task for InteractionVisualizer v1.18.19.0 generated an exception
java.lang.NullPointerException
[01:05:03] [Folia Region Scheduler Thread #0/WARN]: [InteractionVisualizer] Global task for InteractionVisualizer v1.18.19.0 generated an exception
java.lang.NullPointerException
[01:05:03] [Folia Region Scheduler Thread #0/WARN]: [InteractionVisualizer] Global task for InteractionVisualizer v1.18.19.0 generated an exception
java.lang.NullPointerException
[01:05:03] [Folia Region Scheduler Thread #0/WARN]: [InteractionVisualizer] Global task for InteractionVisualizer v1.18.19.0 generated an exception
java.lang.NullPointerException
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