[22:10:25] [Server thread/ERROR] [Sponge]: The Scheduler tried to run the task squarecartlite-S-337047 owned by Plugin{id=squarecartlite, name=SquareCart-Lite, version=1.01, description=Just a SquareCart for Sponge, source=/opt/msm/servers/rho/mods/SquareCart-Lite-1.01.jar}, but an error occured.
java.lang.NullPointerException
        at com.mishkapp.minecraft.sponge.squarecartlite.util.JsonUtils.flattenMap(JsonUtils.java:35) ~[JsonUtils.class:?]
        at com.mishkapp.minecraft.sponge.squarecartlite.util.JsonUtils.jsonToFlatMap(JsonUtils.java:30) ~[JsonUtils.class:?]
        at com.mishkapp.minecraft.sponge.squarecartlite.util.JsonUtils.jsonToUnsafeNbt(JsonUtils.java:20) ~[JsonUtils.class:?]
        at com.mishkapp.minecraft.sponge.squarecartlite.util.ItemUtil.itemStackFromModel(ItemUtil.java:60) ~[ItemUtil.class:?]
        at com.mishkapp.minecraft.sponge.squarecartlite.commands.All.putItems(All.java:128) ~[All.class:?]
        at com.mishkapp.minecraft.sponge.squarecartlite.commands.All.lambda$execute$2(All.java:70) ~[All.class:?]
        at org.spongepowered.api.scheduler.Task$Builder.lambda$execute$0(Task.java:139) ~[Task$Builder.class:1.10.2-2281-5.2.0-BETA-2401]
        at org.spongepowered.common.scheduler.SchedulerBase.lambda$startTask$0(SchedulerBase.java:183) ~[SchedulerBase.class:1.10.2-2281-5.2.0-BETA-2401]
        at org.spongepowered.common.scheduler.SyncScheduler.executeTaskRunnable(SyncScheduler.java:81) ~[SyncScheduler.class:1.10.2-2281-5.2.0-BETA-2401]
        at org.spongepowered.common.scheduler.SchedulerBase.startTask(SchedulerBase.java:179) ~[SchedulerBase.class:1.10.2-2281-5.2.0-BETA-2401]
        at org.spongepowered.common.scheduler.SchedulerBase.processTask(SchedulerBase.java:165) ~[SchedulerBase.class:1.10.2-2281-5.2.0-BETA-2401]
        at java.util.concurrent.ConcurrentHashMap$ValuesView.forEach(ConcurrentHashMap.java:4707) [?:1.8.0_72]
        at org.spongepowered.common.scheduler.SchedulerBase.runTick(SchedulerBase.java:108) [SchedulerBase.class:1.10.2-2281-5.2.0-BETA-2401]
        at org.spongepowered.common.scheduler.SyncScheduler.tick(SyncScheduler.java:51) [SyncScheduler.class:1.10.2-2281-5.2.0-BETA-2401]
        at org.spongepowered.common.scheduler.SpongeScheduler.tickSyncScheduler(SpongeScheduler.java:191) [SpongeScheduler.class:1.10.2-2281-5.2.0-BETA-2401]
        at org.spongepowered.mod.SpongeMod.onTick(SpongeMod.java:271) [SpongeMod.class:1.10.2-2281-5.2.0-BETA-2401]
        at net.minecraftforge.fml.common.eventhandler.ASMEventHandler_11_SpongeMod_onTick_ServerTickEvent.invoke(.dynamic) [?:?]
        at net.minecraftforge.fml.common.eventhandler.ASMEventHandler.invoke(ASMEventHandler.java:90) [ASMEventHandler.class:?]
        at net.minecraftforge.fml.common.eventhandler.EventBus.post(EventBus.java:635) [EventBus.class:?]
        at net.minecraftforge.fml.common.eventhandler.EventBus.post(EventBus.java:591) [EventBus.class:?]
        at net.minecraftforge.fml.common.FMLCommonHandler.onPreServerTick(FMLCommonHandler.java:274) [FMLCommonHandler.class:?]
        at net.minecraft.server.MinecraftServer.func_71217_p(MinecraftServer.java:602) [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]