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    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 flo56958
, 1 year ago
Can not set net.minecraft.server.v1_8_R1.EnumParticle field net.minecraft.server.v1_8_R1.PacketPlayOutWorldParticles.a to java.lang.String
via nitrado.net by Unknown author, 1 year ago
Can not set java.util.UUID field net.minecraft.server.v1_8_R1.PacketPlayOutNamedEntitySpawn.b to com.mojang.authlib.GameProfile
via Google Groups by magnus....@solvera-lynx.com, 2 years ago
Can not set org.hibernate.Session field com.generalynx.gema.business.ejb.GBEnvironmentEJB.session to com.ibm.ws.jpa.management.JPATxEntityManager
via Stack Overflow by David M.
, 1 year ago
Can not set javax.transaction.UserTransaction field my.company.project.BaseBean.transaction to org.jboss.tm.usertx.client.ServerVMClientUserTransaction
via Oracle Community by josealvarezdelara, 1 year ago
Can not set javax.jms.Queue field com.customerapp.ejb.CustomerSessionBean.notificationQueue to com.sun.enterprise.naming.impl.SerialContext
via Stack Overflow by user1731299
, 2 years ago
Can not set java.sql.Timestamp field com.solr.SearchRequestResponseObject.created to java.util.Date
java.lang.IllegalArgumentException: Can not set net.minecraft.server.v1_8_R1.EnumParticle field net.minecraft.server.v1_8_R1.PacketPlayOutWorldParticles.a to java.lang.String	at sun.reflect.UnsafeFieldAccessorImpl.throwSetIllegalArgumentException(Unknown Source)	at sun.reflect.UnsafeFieldAccessorImpl.throwSetIllegalArgumentException(Unknown Source)	at sun.reflect.UnsafeObjectFieldAccessorImpl.set(Unknown Source)	at java.lang.reflect.Field.set(Unknown Source)	at com.w00tmast3r.skquery.util.packet.particle.Particle.play(Particle.java:62)	at com.w00tmast3r.skquery.elements.effects.EffParticle.execute(EffParticle.java:38)	at ch.njol.skript.lang.Effect.run(Effect.java:50)	at ch.njol.skript.lang.TriggerItem.walk(TriggerItem.java:63)	at ch.njol.skript.lang.TriggerItem.walk(TriggerItem.java:91)	at ch.njol.skript.effects.Delay$1.run(Delay.java:85)	at org.bukkit.craftbukkit.v1_8_R1.scheduler.CraftTask.run(CraftTask.java:53)	at org.bukkit.craftbukkit.v1_8_R1.scheduler.CraftScheduler.mainThreadHeartbeat(CraftScheduler.java:349)	at net.minecraft.server.v1_8_R1.MinecraftServer.z(MinecraftServer.java:668)	at net.minecraft.server.v1_8_R1.DedicatedServer.z(DedicatedServer.java:284)	at net.minecraft.server.v1_8_R1.MinecraftServer.y(MinecraftServer.java:609)	at net.minecraft.server.v1_8_R1.MinecraftServer.run(MinecraftServer.java:517)	at java.lang.Thread.run(Unknown Source)