[17:39:21 WARN]: java.lang.NullPointerException
[17:39:21 WARN]:        at borg.locutus.ggcustomenderchest.methods.DatenbankEncoder.toBase64(DatenbankEncoder.java:38)
[17:39:21 WARN]:        at borg.locutus.ggcustomenderchest.methods.DatenbankEnderchestMethods.saveInventoryAsEnderchestOfPlayer(DatenbankEnderchestMethods.java:44)
[17:39:21 WARN]:        at borg.locutus.ggcustomenderchest.manager.DataManager.saveEnderchestToSql(DataManager.java:37)
[17:39:21 WARN]:        at borg.locutus.ggcustomenderchest.listener.PlayerDisconnectListener.onPlayerDisconnect(PlayerDisconnectListener.java:28)
[17:39:21 WARN]:        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
[17:39:21 WARN]:        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
[17:39:21 WARN]:        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
[17:39:21 WARN]:        at java.lang.reflect.Method.invoke(Method.java:498)
[17:39:21 WARN]:        at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:300)
[17:39:21 WARN]:        at co.aikar.timings.TimedEventExecutor.execute(TimedEventExecutor.java:78)
[17:39:21 WARN]:        at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:62)
[17:39:21 WARN]:        at org.bukkit.plugin.SimplePluginManager.fireEvent(SimplePluginManager.java:517)
[17:39:21 WARN]:        at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:502)
[17:39:21 WARN]:        at net.minecraft.server.v1_8_R3.PlayerList.disconnect(PlayerList.java:364)
[17:39:21 WARN]:        at net.minecraft.server.v1_8_R3.PlayerConnection.a(PlayerConnection.java:875)
[17:39:21 WARN]:        at net.minecraft.server.v1_8_R3.NetworkManager.l(NetworkManager.java:314)
[17:39:21 WARN]:        at net.minecraft.server.v1_8_R3.ServerConnection.c(ServerConnection.java:145)
[17:39:21 WARN]:        at net.minecraft.server.v1_8_R3.MinecraftServer.B(MinecraftServer.java:875)
[17:39:21 WARN]:        at net.minecraft.server.v1_8_R3.DedicatedServer.B(DedicatedServer.java:378)
[17:39:21 WARN]:        at net.minecraft.server.v1_8_R3.MinecraftServer.A(MinecraftServer.java:713)
[17:39:21 WARN]:        at net.minecraft.server.v1_8_R3.MinecraftServer.run(MinecraftServer.java:616)