Issue type:

• 🐛 Bug

Steps to reproduce the problem:

Load my (populated) world; will upload on request

These two message spam the log:

[22Jan2021 11:18:26.299] [Server thread/INFO] [STDERR/]: [org.cyclops.cyclopscore.persist.nbt.NBTClassType:performActionForField:622]: at java.base/java.lang.Class.getDeclaredField(C
lass.java:2569)

[22Jan2021 11:25:18.528] [Render thread/INFO] [STDERR/]: [org.cyclops.cyclopscore.inventory.container.ContainerExtended:setSlotPos:130]: java.lang.NoSuchFieldException: modifiers

Versions:

forge-1.16.4-35.1.37-installer.jar

AutoDropper-1.16.3-7.0.0.jar
Basic-Nether-Ores-1.16.4.jar
Big-Buckets-1.16.4.jar
BowInfinityFix-1.16.4.jar
Chargers-1.16.4-3.0.2.4.jar
ChickenChunks-1.16.4-2.7.0.85-universal.jar
CodeChickenLib-1.16.4-3.5.0.401-universal.jar
ColossalChests-1.16.4-1.7.12.jar
CommonCapabilities-1.16.4-2.5.5.jar
Corpse-1.16.4.jar
CraftTweaker-1.16.4-7.1.0.79.jar
CraftingCraft-1.16.4.jar
CyclopsCore-1.16.4-1.9.5.jar
Diamond-Glass-1.16.4.jar
DoubleSlabs-1.16-3.4.10.jar
EditSign-Forge-1.16.4-2.2.0.jar
EnderBags-1.16.2-6.2.0.jar
EnderStorage-1.16.4-2.7.0.161-universal.jar
EverlastingAbilities-1.16.4-1.6.3.jar
Flopper-1.16.4-1.0.6.jar
Futurepack-1.16.4-21.0.4.jar
HarvestWithDispenser-B3.0.0.jar
Immersive-Portals-1.16.4.jar-
IntegratedCrafting-1.16.4-1.0.11.jar
IntegratedDynamics-1.16.4-1.2.0.jar
IntegratedREST-1.16.4-1.1.2.jar
IntegratedTerminals-1.16.4-1.1.1.jar
IntegratedTunnels-1.16.4-1.6.15.jar
Large-Fluid-Tank-1.16.4.jar
LavaClearView-1.16.2-1.1.0.jar
More-Charcoal-1.16.4.jar
NaturesCompass-1.16.4-1.8.6.jar
Placebo-1.16.3-4.3.3.jar
RepairChests-1.16.4-1.6.jar
ScalableCatsForce-2.13.3-build-6-with-library.jar
SilentGear-1.16.3-2.4.11+200.jar
SilentLib-1.16.3-4.9.1+64.jar
Simple-Magnets-1.16.4.jar
Solar-Generation-1.16.4.jar
StructuredCrafting-1.16.4-0.2.2.jar
SuperMultiDrills-1.16.3-2.2.0+5.jar
VillagersRespawn-1.16.4-1.16.4-1.35.0.3.jar
WorldEdit-CUI-FE3-1.16.4-3.0.8.jar
XaerosWorldMap_1.11.8_Forge_1.16.5.jar
Xaeros_Minimap_21.1.0_Forge_1.16.5.jar
aawitherskull_1.16.4-1.1.jar
appliedenergistics2-8.1.0.jar
architectury-1.2.70-forge.jar
backpacked-1.7.0-1.16.3.jar
backpacker-1.1.0-1.16.3.jar
branders-spawnermod-1.16.4-1.7.9.jar
cloth-config-forge-4.1.3.jar
cofh_core-1.16.3-1.1.6.jar
collective-1.16.4-1.53.jar
compact-crafting-1.0.0-alpha.2.jar
compactmachines-4.0.0-alpha.6.jar
extendedcreativeinventory_1.16.4-1.0.jar
ezzoom-1.16.4-1.1.1.jar
fixedanvilrepaircost_1.16.4-1.1.jar
ftb-gui-library-1604.1.1.26.jar
goprone-1.16.4-1.3.5.jar
infinitetrading_1.16.4-1.2.jar
invtweaks-1.16.4-1.0.1.jar
ironchest-1.16.4-11.2.10.jar
ironshulkerboxes-1.16.4-5.1.11.jar
itemcollectors-1.0.9-mc1.16.4.jar
jei-1.16.4-7.6.1.65.jar
kubejs-1604.3.4.144-forge.jar
kubejs-thermal-1604.1.0.5.jar
light-overlay-5.6.1.jar
mcjtylib-1.16-5.0.15.jar
mobcatcher-3.1.jar
nametagtweaks_1.16.4-1.2.jar
rftoolsbase-1.16-2.0.9.jar
rftoolsbuilder-1.16-3.0.13.jar
rftoolscontrol-1.16-4.0.6.jar
rftoolspower-1.16-3.0.8.jar
rftoolsstorage-1.16-2.0.8.jar
rftoolsutility-1.16-3.0.20.jar
rhino-1.7.13.10.jar
spiders-2.0-1.16.4-1.0.4.jar
tesseract-1.0.17-mc1.16.4.jar
theoneprobe-1.16-3.0.7.jar
thermal_cultivation-1.16.3-1.1.6.jar
thermal_expansion-1.16.3-1.1.6.jar
thermal_foundation-1.16.3-1.1.6.jar
thermal_innovation-1.16.3-1.1.7.jar
thermal_locomotion-1.16.3-1.1.6.jar
trashcans-1.0.6-mc1.16.4.jar
worldedit-forge-mc1.16.3-7.2.1-dist.jar

Log file:

latest.log.gz

(Sorry, somehow the template was deleted while editing)

Thanks for reporting!

@7eggert Your issue appears to be not following one of the allowed issue templates, which breaks our automation tools. Please update your issue to the proper template.

Could you try reproducing this without any other mods installed? What Java version are you using?

I just found out that the launcher says it uses the bundled JVM, but really it uses my systems default JVM of /usr/lib64/jvm/java-15-openjdk-15/bin/java

I created a new world; the bundled minecraft VM is used:
latest-newlyCreatedWorld.log.gz

Note to self: https://stackoverflow.com/questions/56039341/get-declared-fields-of-java-lang-reflect-fields-in-jdk12

Stack Overflow

Get declared fields of java.lang.reflect.Fields in jdk12

In java8 it was possible to access fields of class java.lang.reflect.Fields using e.g.

Field.class.getDeclaredFields();
In java12 (starting with java9 ?) this returns only a empty array. This doe...