Searched on Google with the first line of a JAVA stack trace?

We can recommend more relevant solutions and speed up debugging when you paste your entire stack trace with the exception message. Try a sample exception.

Recommended solutions based on your search

Samebug tips

  1. ,

    Thrown to indicate that a method has been passed an illegal or inappropriate argument. Make sure your getter and setter methods have the same return/parameter types (that is, String for String, Integer for Integer).

Solutions on the web

via GitHub by VolanDeVovan
, 1 year ago
Can not set boolean field net.minecraft.server.v1_9_R2.EntityArmorStand.bz to java.lang.Integer
via Stack Overflow by Nicholas
, 2 years ago
Can not set javax.ws.rs.core.HttpHeaders field com.neuralsandbox.service.PublicCallsPublic.httpHeaders to $Proxy37
via Eclipse Bugzilla by guillaume.coutable, 2 months ago
Can not set boolean field org.eclipse.sirius.diagram.ui.provider.DiagramUIPlugin$Implementation$DynamicDiagramUIPreferences.authorizeDecorationOverlap to java.lang.String
via GitHub by dakusui
, 11 months ago
Can not set boolean field com.github.dakusui.geophile.FunctionalitySpec.stableRecords to null value
via GitHub by rinkesj
, 1 year ago
Can not set cz.zcu.kiv.eegdatabase.data.pojo.ResearchGroup field cz.zcu.kiv.eegdatabase.data.pojo.Experiment.researchGroup to java.lang.String
via GitHub by helptiger
, 1 year ago
Can not set boolean field net.minecraft.server.v1_8_R1.EntityVillager.by to java.lang.Integer
java.lang.IllegalArgumentException: Can not set boolean field net.minecraft.server.v1_9_R2.EntityArmorStand.bz to java.lang.Integer	at sun.reflect.UnsafeFieldAccessorImpl.throwSetIllegalArgumentException(UnsafeFieldAccessorImpl.java:167)	at sun.reflect.UnsafeFieldAccessorImpl.throwSetIllegalArgumentException(UnsafeFieldAccessorImpl.java:171)	at sun.reflect.UnsafeBooleanFieldAccessorImpl.set(UnsafeBooleanFieldAccessorImpl.java:86)	at java.lang.reflect.Field.set(Field.java:764)	at com.elmakers.mine.bukkit.utility.CompatibilityUtils.setDisabledSlots(CompatibilityUtils.java:925)	at com.elmakers.mine.bukkit.spell.builtin.LevitateSpell.configureArmorStand(LevitateSpell.java:972)	at com.elmakers.mine.bukkit.spell.builtin.LevitateSpell.onActivate(LevitateSpell.java:888)	at com.elmakers.mine.bukkit.spell.BaseSpell.setActive(BaseSpell.java:2016)	at com.elmakers.mine.bukkit.magic.Mage.activateSpell(Mage.java:1259)	at com.elmakers.mine.bukkit.spell.BaseSpell.activate(BaseSpell.java:2027)	at com.elmakers.mine.bukkit.spell.builtin.LevitateSpell.onCast(LevitateSpell.java:629)	at com.elmakers.mine.bukkit.spell.BaseSpell.finalizeCast(BaseSpell.java:1238)	at com.elmakers.mine.bukkit.spell.BaseSpell.cast(BaseSpell.java:1121)	at com.elmakers.mine.bukkit.spell.BaseSpell.cast(BaseSpell.java:942)	at com.elmakers.mine.bukkit.spell.BaseSpell.cast(BaseSpell.java:1706)	at com.elmakers.mine.bukkit.wand.Wand.cast(Wand.java:3686)	at com.elmakers.mine.bukkit.wand.Wand.cast(Wand.java:3668)	at com.elmakers.mine.bukkit.wand.Wand.performAction(Wand.java:4908)	at com.elmakers.mine.bukkit.magic.listener.PlayerController.onPlayerInteract(PlayerController.java:431)	at sun.reflect.GeneratedMethodAccessor30.invoke(Unknown Source)	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)	at java.lang.reflect.Method.invoke(Method.java:498)	at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:306)	at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:62)	at org.bukkit.plugin.SimplePluginManager.fireEvent(SimplePluginManager.java:502)	at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:487)	at org.bukkit.craftbukkit.v1_9_R2.event.CraftEventFactory.callPlayerInteractEvent(CraftEventFactory.java:231)	at org.bukkit.craftbukkit.v1_9_R2.event.CraftEventFactory.callPlayerInteractEvent(CraftEventFactory.java:198)	at net.minecraft.server.v1_9_R2.PlayerInteractManager.a(PlayerInteractManager.java:111)	at net.minecraft.server.v1_9_R2.PlayerConnection.a(PlayerConnection.java:831)	at net.minecraft.server.v1_9_R2.PacketPlayInBlockDig.a(SourceFile:40)	at net.minecraft.server.v1_9_R2.PacketPlayInBlockDig.a(SourceFile:10)	at net.minecraft.server.v1_9_R2.PlayerConnectionUtils$1.run(SourceFile:13)	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)	at java.util.concurrent.FutureTask.run(FutureTask.java:266)	at net.minecraft.server.v1_9_R2.SystemUtils.a(SourceFile:45)	at net.minecraft.server.v1_9_R2.MinecraftServer.D(MinecraftServer.java:726)	at net.minecraft.server.v1_9_R2.DedicatedServer.D(DedicatedServer.java:399)	at net.minecraft.server.v1_9_R2.MinecraftServer.C(MinecraftServer.java:665)	at net.minecraft.server.v1_9_R2.MinecraftServer.run(MinecraftServer.java:564)	at java.lang.Thread.run(Thread.java:745)