There is an error that prevents the server from starting correctly. My plugins are: CoreProtect Essentials MultiWorld PermissionsEx PluginMetrics SameWorld WorldEdit WorldGuard WorldInventory The error is: [08:28:45 ERROR]: This crash report has been saved to: /home/server11912/./crash-reports/crash-2014-08-24_08.28.45-server.txt at net.minecraft.server.v1_7_R3.ThreadServerApplication.run(SourceFile:628) [craftbukkit.jar:git-Bukkit-1.7.9-R0.1-10-g8688bd4-b3092jnks] at net.minecraft.server.v1_7_R3.MinecraftServer.run(MinecraftServer.java:436) [craftbukkit.jar:git-Bukkit-1.7.9-R0.1-10-g8688bd4-b3092jnks] at net.minecraft.server.v1_7_R3.DedicatedServer.init(DedicatedServer.java:182) ~[craftbukkit.jar:git-Bukkit-1.7.9-R0.1-10-g8688bd4-b3092jnks] at net.minecraft.server.v1_7_R3.MinecraftServer.a(MinecraftServer.java:282) ~[craftbukkit.jar:git-Bukkit-1.7.9-R0.1-10-g8688bd4-b3092jnks] at net.minecraft.server.v1_7_R3.MinecraftServer.g(MinecraftServer.java:317) ~[craftbukkit.jar:git-Bukkit-1.7.9-R0.1-10-g8688bd4-b3092jnks] at net.minecraft.server.v1_7_R3.ChunkProviderServer.getChunkAt(ChunkProviderServer.java:98) ~[craftbukkit.jar:git-Bukkit-1.7.9-R0.1-10-g8688bd4-b3092jnks] at net.minecraft.server.v1_7_R3.ChunkProviderServer.getChunkAt(ChunkProviderServer.java:119) ~[craftbukkit.jar:git-Bukkit-1.7.9-R0.1-10-g8688bd4-b3092jnks] at net.minecraft.server.v1_7_R3.ChunkProviderServer.originalGetChunkAt(ChunkProviderServer.java:170) ~[craftbukkit.jar:git-Bukkit-1.7.9-R0.1-10-g8688bd4-b3092jnks] at net.minecraft.server.v1_7_R3.Chunk.a(Chunk.java:835) ~[craftbukkit.jar:git-Bukkit-1.7.9-R0.1-10-g8688bd4-b3092jnks] at net.minecraft.server.v1_7_R3.ChunkProviderServer.getChunkAt(ChunkProviderServer.java:247) ~[craftbukkit.jar:git-Bukkit-1.7.9-R0.1-10-g8688bd4-b3092jnks] at org.bukkit.craftbukkit.v1_7_R3.generator.NormalChunkGenerator.getChunkAt(NormalChunkGenerator.java:49) ~[craftbukkit.jar:git-Bukkit-1.7.9-R0.1-10-g8688bd4-b3092jnks] at net.minecraft.server.v1_7_R3.ChunkProviderGenerate.getChunkAt(SourceFile:432) ~[craftbukkit.jar:git-Bukkit-1.7.9-R0.1-10-g8688bd4-b3092jnks] at net.minecraft.server.v1_7_R3.BiomeBase.a(SourceFile:364) ~[craftbukkit.jar:git-Bukkit-1.7.9-R0.1-10-g8688bd4-b3092jnks] at net.minecraft.server.v1_7_R3.BiomeDecorator.a(SourceFile:27) ~[craftbukkit.jar:git-Bukkit-1.7.9-R0.1-10-g8688bd4-b3092jnks] at net.minecraft.server.v1_7_R3.BiomeDecorator.a(SourceFile:122) ~[craftbukkit.jar:git-Bukkit-1.7.9-R0.1-10-g8688bd4-b3092jnks] at java.util.Random.nextInt(Unknown Source) ~[?:1.7.0_65] java.lang.IllegalArgumentException: n must be positive