[20:57:43] [Server thread/ERROR]: Encountered an unexpected exception
net.minecraft.server.v1_7_R4.ReportedException: Ticking entity
        at net.minecraft.server.v1_7_R4.MinecraftServer.v(MinecraftServer.java:717) ~[spigot.jar:git-Spigot-1.7.9-R0.2-207-g03373bb]
        at net.minecraft.server.v1_7_R4.DedicatedServer.v(DedicatedServer.java:289) ~[spigot.jar:git-Spigot-1.7.9-R0.2-207-g03373bb]
        at net.minecraft.server.v1_7_R4.MinecraftServer.u(MinecraftServer.java:584) ~[spigot.jar:git-Spigot-1.7.9-R0.2-207-g03373bb]
        at net.minecraft.server.v1_7_R4.MinecraftServer.run(MinecraftServer.java:490) [spigot.jar:git-Spigot-1.7.9-R0.2-207-g03373bb]
        at net.minecraft.server.v1_7_R4.ThreadServerApplication.run(SourceFile:628) [spigot.jar:git-Spigot-1.7.9-R0.2-207-g03373bb]
Caused by: java.lang.StackOverflowError
        at net.minecraft.util.gnu.trove.impl.hash.TIntHash.<init>(TIntHash.java:100) ~[spigot.jar:git-Spigot-1.7.9-R0.2-207-g03373bb]
        at net.minecraft.util.gnu.trove.map.hash.TIntObjectHashMap.<init>(TIntObjectHashMap.java:120) ~[spigot.jar:git-Spigot-1.7.9-R0.2-207-g03373bb]
        at net.minecraft.server.v1_7_R4.DataWatcher.<init>(DataWatcher.java:20) ~[spigot.jar:git-Spigot-1.7.9-R0.2-207-g03373bb]
        at net.minecraft.server.v1_7_R4.Entity.<init>(Entity.java:158) ~[spigot.jar:git-Spigot-1.7.9-R0.2-207-g03373bb]
        at net.minecraft.server.v1_7_R4.EntityItem.<init>(EntityItem.java:22) ~[spigot.jar:git-Spigot-1.7.9-R0.2-207-g03373bb]
        at net.minecraft.server.v1_7_R4.EntityItem.<init>(EntityItem.java:35) ~[spigot.jar:git-Spigot-1.7.9-R0.2-207-g03373bb]
        at net.minecraft.server.v1_7_R4.Entity.a(Entity.java:1314) ~[spigot.jar:git-Spigot-1.7.9-R0.2-207-g03373bb]
        at net.minecraft.server.v1_7_R4.EntityMinecartAbstract.a(EntityMinecartAbstract.java:173) ~[spigot.jar:git-Spigot-1.7.9-R0.2-207-g03373bb]
        at net.minecraft.server.v1_7_R4.EntityMinecartTNT.a(SourceFile:58) ~[spigot.jar:git-Spigot-1.7.9-R0.2-207-g03373bb]
        at net.minecraft.server.v1_7_R4.EntityMinecartAbstract.damageEntity(EntityMinecartAbstract.java:154) ~[spigot.jar:git-Spigot-1.7.9-R0.2-207-g03373bb]
        at net.minecraft.server.v1_7_R4.Explosion.a(Explosion.java:132) ~[spigot.jar:git-Spigot-1.7.9-R0.2-207-g03373bb]
        at net.minecraft.server.v1_7_R4.World.createExplosion(World.java:1894) ~[spigot.jar:git-Spigot-1.7.9-R0.2-207-g03373bb]
        at net.minecraft.server.v1_7_R4.WorldServer.createExplosion(WorldServer.java:887) ~[spigot.jar:git-Spigot-1.7.9-R0.2-207-g03373bb]
        at net.minecraft.server.v1_7_R4.World.explode(World.java:1886) ~[spigot.jar:git-Spigot-1.7.9-R0.2-207-g03373bb]
        at net.minecraft.server.v1_7_R4.EntityMinecartTNT.c(SourceFile:75) ~[spigot.jar:git-Spigot-1.7.9-R0.2-207-g03373bb]
        at net.minecraft.server.v1_7_R4.EntityMinecartTNT.a(SourceFile:67) ~[spigot.jar:git-Spigot-1.7.9-R0.2-207-g03373bb]
        at net.minecraft.server.v1_7_R4.EntityMinecartAbstract.damageEntity(EntityMinecartAbstract.java:154) ~[spigot.jar:git-Spigot-1.7.9-R0.2-207-g03373bb]
        at net.minecraft.server.v1_7_R4.Explosion.a(Explosion.java:132) ~[spigot.jar:git-Spigot-1.7.9-R0.2-207-g03373bb]
        at net.minecraft.server.v1_7_R4.World.createExplosion(World.java:1894) ~[spigot.jar:git-Spigot-1.7.9-R0.2-207-g03373bb]
        at net.minecraft.server.v1_7_R4.WorldServer.createExplosion(WorldServer.java:887) ~[spigot.jar:git-Spigot-1.7.9-R0.2-207-g03373bb]
        at net.minecraft.server.v1_7_R4.World.explode(World.java:1886) ~[spigot.jar:git-Spigot-1.7.9-R0.2-207-g03373bb]
        at net.minecraft.server.v1_7_R4.EntityMinecartTNT.c(SourceFile:75) ~[spigot.jar:git-Spigot-1.7.9-R0.2-207-g03373bb]