[19:17:54 ERROR]: Encountered an unexpected exception
java.lang.OutOfMemoryError: GC overhead limit exceeded
at java.util.Arrays.copyOf(Unknown Source) ~[?:1.7.0_71]
at sun.misc.Resource.getBytes(Unknown Source) ~[?:1.7.0_71]
at java.net.URLClassLoader.defineClass(Unknown Source) ~[?:1.7.0_71]
at java.net.URLClassLoader.access$100(Unknown Source) ~[?:1.7.0_71]
at java.net.URLClassLoader$1.run(Unknown Source) ~[?:1.7.0_71]
at java.net.URLClassLoader$1.run(Unknown Source) ~[?:1.7.0_71]
at java.security.AccessController.doPrivileged(Native Method) ~[?:1.7.0_71]
at java.net.URLClassLoader.findClass(Unknown Source) ~[?:1.7.0_71]
at java.lang.ClassLoader.loadClass(Unknown Source) ~[?:1.7.0_71]
at sun.misc.Launcher$AppClassLoader.loadClass(Unknown Source) ~[?:1.7.0_71]
at java.lang.ClassLoader.loadClass(Unknown Source) ~[?:1.7.0_71]
at net.minecraft.server.v1_9_R2.World.a(World.java:2998) ~[craftbukkit.jar:git-Spigot-4af49dc-4e19de1]
at net.minecraft.server.v1_9_R2.MinecraftServer.D(MinecraftServer.java:791) ~[craftbukkit.jar:git-Spigot-4af49dc-4e19de1]
at net.minecraft.server.v1_9_R2.DedicatedServer.D(DedicatedServer.java:399) ~[craftbukkit.jar:git-Spigot-4af49dc-4e19de1]
at net.minecraft.server.v1_9_R2.MinecraftServer.C(MinecraftServer.java:665) ~[craftbukkit.jar:git-Spigot-4af49dc-4e19de1]
at net.minecraft.server.v1_9_R2.MinecraftServer.run(MinecraftServer.java:564) [craftbukkit.jar:git-Spigot-4af49dc-4e19de1]
at java.lang.Thread.run(Unknown Source) [?:1.7.0_71]