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

Solutions on the web

via GitHub by maxanier
, 1 year ago
via JBoss Issue Tracker by Dan Berindei, 1 year ago
via GitHub by icanrealizeum
, 1 year ago
java.lang.AssertionError: null
via by Unknown author, 2 years ago
via GitHub by xiaochuanyu
, 1 year ago
java.lang.AssertionError: expected:<true> but was:<false>
via GitHub by gregakespret
, 2 years ago
java.lang.AssertionError: expected:<100000> but was:<69>
java.lang.AssertionError: 	at	at	at net.minecraft.entity.player.EntityPlayer.openGui(	at de.teamlapen.vampirism.blocks.BlockHunterTable.onBlockActivated(	at	at	at	at	at$	at java.util.concurrent.Executors$	at	at net.minecraft.util.Util.runTask(	at net.minecraft.server.MinecraftServer.updateTimeLightAndEntities(	at net.minecraft.server.MinecraftServer.tick(	at net.minecraft.server.integrated.IntegratedServer.tick(	at	at