Hello, so all is in the title ,therfore here the crashlog:
net.minecraft.util.ReportedException: Exception ticking world
at net.minecraft.server.MinecraftServer.func_71190_q(MinecraftServer.java:704) ~
[MinecraftServer.class:?]
at net.minecraft.server.dedicated.DedicatedServer.func_71190_q(DedicatedServer.java:387) ~
[ld.class:?]
at net.minecraft.server.MinecraftServer.func_71217_p(MinecraftServer.java:613) ~
[MinecraftServer.class:?]
at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:471)
[MinecraftServer.class:?]
at java.lang.Thread.run(Thread.java:745) [?:1.8.0_72]
Caused by: java.lang.IllegalArgumentException: bound must be positive
at java.util.Random.nextInt(Random.java:388) ~[?:1.8.0_72]
at am2.entity.EntityFlicker.func_70601_bi(EntityFlicker.java:340) ~[EntityFlicker.class:?]
at net.minecraft.world.WorldEntitySpawner.func_77192_a(WorldEntitySpawner.java:151) ~
[aik.class:?]
at net.minecraft.world.WorldServer.func_72835_b(WorldServer.java:198) ~[ls.class:?]
at net.minecraft.server.MinecraftServer.func_71190_q(MinecraftServer.java:698) ~
[MinecraftServer.class:?]
... 4 more
Thanks in advance