Server issue

error.log

java.util.concurrent.ExecutionException: java.lang.NullPointerException
at java.util.concurrent.FutureTask.report(FutureTask.java:122) ~[?:1.8.0_201]
at java.util.concurrent.FutureTask.get(FutureTask.java:192) ~[?:1.8.0_201]
at net.minecraft.util.Util.func_181617_a(SourceFile:47) [h.class:?]
at net.minecraft.server.MinecraftServer.func_71190_q(MinecraftServer.java:723) [MinecraftServer.class:?]
at net.minecraft.server.dedicated.DedicatedServer.func_71190_q(DedicatedServer.java:397) [nz.class:?]
at net.minecraft.server.MinecraftServer.func_71217_p(MinecraftServer.java:668) [MinecraftServer.class:?]
at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:526) [MinecraftServer.class:?]
at java.lang.Thread.run(Thread.java:748) [?:1.8.0_201]
Caused by: java.lang.NullPointerException
at com.ldtteam.structures.helpers.Structure.rotate(Structure.java:324) ~[Structure.class:?]
at com.minecolonies.coremod.util.ColonyUtils.calculateCorners(ColonyUtils.java:65) ~[ColonyUtils.class:?]
at com.minecolonies.coremod.entity.ai.citizen.builder.ConstructionTapeHelper.placeConstructionTape(ConstructionTapeHelper.java:49) ~[ConstructionTapeHelper.class:?]
at com.minecolonies.coremod.colony.workorders.WorkOrderBuildDecoration.onAdded(WorkOrderBuildDecoration.java:232) ~[WorkOrderBuildDecoration.class:?]
at com.minecolonies.coremod.colony.workorders.WorkManager.addWorkOrder(WorkManager.java:229) ~[WorkManager.class:?]
at com.minecolonies.coremod.network.messages.DecorationBuildRequestMessage.messageOnServerThread(DecorationBuildRequestMessage.java:137) ~[DecorationBuildRequestMessage.class:?]
at com.minecolonies.coremod.network.messages.DecorationBuildRequestMessage.messageOnServerThread(DecorationBuildRequestMessage.java:28) ~[DecorationBuildRequestMessage.class:?]
at com.minecolonies.coremod.network.messages.AbstractMessage.lambda$onMessage$0(AbstractMessage.java:27) ~[AbstractMessage.class:?]
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) ~[?:1.8.0_201]
at java.util.concurrent.FutureTask.run(FutureTask.java:266) ~[?:1.8.0_201]
at net.minecraft.util.Util.func_181617_a(SourceFile:46) ~[h.class:?]
... 5 more
> [21:27:47] [Server thread/WARN] [minecolonies]: Condition check for transition com.minecolonies.coremod.entity.ai.statemachine.AIEventTarget@1a714597 threw an exception:
java.lang.NullPointerException: null
at com.ldtteam.structures.helpers.Structure.rotate(Structure.java:324) ~[Structure.class:?]
at com.minecolonies.coremod.util.ColonyUtils.calculateCorners(ColonyUtils.java:65) ~[ColonyUtils.class:?]
at com.minecolonies.coremod.entity.ai.citizen.builder.ConstructionTapeHelper.removeConstructionTape(ConstructionTapeHelper.java:174) ~[ConstructionTapeHelper.class:?]
at com.minecolonies.coremod.colony.workorders.WorkOrderBuildDecoration.onRemoved(WorkOrderBuildDecoration.java:255) ~[WorkOrderBuildDecoration.class:?]
at com.minecolonies.coremod.colony.workorders.WorkManager.removeWorkOrder(WorkManager.java:70) ~[WorkManager.class:?]
at com.minecolonies.coremod.entity.ai.basic.AbstractEntityAIStructureWithWorkOrder.handleSpecificCancelActions(AbstractEntityAIStructureWithWorkOrder.java:440) ~[AbstractEntityAIStructureWithWorkOrder.class:?]
at com.minecolonies.coremod.entity.ai.basic.AbstractEntityAIStructure.loadStructure(AbstractEntityAIStructure.java:828) ~[AbstractEntityAIStructure.class:?]
at com.minecolonies.coremod.entity.ai.basic.AbstractEntityAIStructureWithWorkOrder.loadStructure(AbstractEntityAIStructureWithWorkOrder.java:147) ~[AbstractEntityAIStructureWithWorkOrder.class:?]
at com.minecolonies.coremod.entity.ai.basic.AbstractEntityAIStructureWithWorkOrder.initiate(AbstractEntityAIStructureWithWorkOrder.java:87) ~[AbstractEntityAIStructureWithWorkOrder.class:?]
at com.minecolonies.coremod.entity.ai.citizen.builder.EntityAIStructureBuilder.checkIfExecute(EntityAIStructureBuilder.java:221) ~[EntityAIStructureBuilder.class:?]
at com.minecolonies.coremod.entity.ai.statemachine.basestatemachine.BasicTransition.checkCondition(BasicTransition.java:85) ~[BasicTransition.class:?]
at com.minecolonies.coremod.entity.ai.statemachine.basestatemachine.BasicStateMachine.checkTransition(BasicStateMachine.java:120) ~[BasicStateMachine.class:?]
at com.minecolonies.coremod.entity.ai.statemachine.tickratestatemachine.TickRateStateMachine.checkTransition(TickRateStateMachine.java:80) ~[TickRateStateMachine.class:?]
at java.util.stream.MatchOps$1MatchSink.accept(MatchOps.java:90) [?:1.8.0_201]
at java.util.ArrayList$ArrayListSpliterator.tryAdvance(ArrayList.java:1359) [?:1.8.0_201]
at java.util.stream.ReferencePipeline.forEachWithCancel(ReferencePipeline.java:126) [?:1.8.0_201]
at java.util.stream.AbstractPipeline.copyIntoWithCancel(AbstractPipeline.java:498) [?:1.8.0_201]
at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:485) [?:1.8.0_201]
at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) [?:1.8.0_201]
at java.util.stream.MatchOps$MatchOp.evaluateSequential(MatchOps.java:230) [?:1.8.0_201]
at java.util.stream.MatchOps$MatchOp.evaluateSequential(MatchOps.java:196) [?:1.8.0_201]
at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) [?:1.8.0_201]
at java.util.stream.ReferencePipeline.anyMatch(ReferencePipeline.java:449) [?:1.8.0_201]
at com.minecolonies.coremod.entity.ai.statemachine.tickratestatemachine.TickRateStateMachine.tick(TickRateStateMachine.java:53) [TickRateStateMachine.class:?]
at com.minecolonies.coremod.entity.ai.basic.AbstractAISkeleton.func_75246_d(AbstractAISkeleton.java:150) [AbstractAISkeleton.class:?]
at net.minecraft.entity.ai.EntityAITasks.func_75774_a(SourceFile:129) [xf.class:?]
at net.minecraft.entity.EntityLiving.func_70626_be(EntityLiving.java:763) [vq.class:?]
at net.minecraft.entity.EntityLivingBase.func_70636_d(EntityLivingBase.java:2359) [vp.class:?]
at net.minecraft.entity.EntityLiving.func_70636_d(EntityLiving.java:577) [vq.class:?]
at net.minecraft.entity.EntityAgeable.func_70636_d(EntityAgeable.java:178) [vd.class:?]
at com.minecolonies.coremod.entity.EntityCitizen.func_70636_d(EntityCitizen.java:596) [EntityCitizen.class:?]
at net.minecraft.entity.EntityLivingBase.func_70071_h_(EntityLivingBase.java:2179) [vp.class:?]
at net.minecraft.entity.EntityLiving.func_70071_h_(EntityLiving.java:295) [vq.class:?]
at net.minecraft.world.World.func_72866_a(World.java:1993) [amu.class:?]
at net.minecraft.world.WorldServer.func_72866_a(WorldServer.java:832) [oo.class:?]
at net.minecraft.world.World.func_72870_g(World.java:1955) [amu.class:?]
at net.minecraft.world.World.func_72939_s(World.java:1759) [amu.class:?]
at net.minecraft.world.WorldServer.func_72939_s(WorldServer.java:613) [oo.class:?]
at net.minecraft.server.MinecraftServer.func_71190_q(MinecraftServer.java:767) [MinecraftServer.class:?]
at net.minecraft.server.dedicated.DedicatedServer.func_71190_q(DedicatedServer.java:397) [nz.class:?]
at net.minecraft.server.MinecraftServer.func_71217_p(MinecraftServer.java:668) [MinecraftServer.class:?]
at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:526) [MinecraftServer.class:?]
at java.lang.Thread.run(Thread.java:748) [?:1.8.0_201]
> [21:27:47] [Server thread/ERROR] [minecolonies]: Pausing Entity Bridget T. Andrews (com.minecolonies.coremod.job.Builder) at BlockPos{x=-2569, y=71, z=28977} for 3200 Seconds because of error:
> [21:27:47] [Server thread/INFO] [STDERR]: [com.minecolonies.coremod.entity.ai.basic.AbstractEntityAIBasic:onException:331]: java.lang.NullPointerException
[21:27:47] [Server thread/INFO] [STDERR]: [com.minecolonies.coremod.entity.ai.basic.AbstractEntityAIBasic:onException:331]: at com.ldtteam.structures.helpers.Structure.rotate(Structure.java:324)
[21:27:47] [Server thread/INFO] [STDERR]: [com.minecolonies.coremod.entity.ai.basic.AbstractEntityAIBasic:onException:331]: at com.minecolonies.coremod.util.ColonyUtils.calculateCorners(ColonyUtils.java:65)
[21:27:47] [Server thread/INFO] [STDERR]: [com.minecolonies.coremod.entity.ai.basic.AbstractEntityAIBasic:onException:331]: at com.minecolonies.coremod.entity.ai.citizen.builder.ConstructionTapeHelper.removeConstructionTape(ConstructionTapeHelper.java:174)
[21:27:47] [Server thread/INFO] [STDERR]: [com.minecolonies.coremod.entity.ai.basic.AbstractEntityAIBasic:onException:331]: at com.minecolonies.coremod.colony.workorders.WorkOrderBuildDecoration.onRemoved(WorkOrderBuildDecoration.java:255)
[21:27:47] [Server thread/INFO] [STDERR]: [com.minecolonies.coremod.entity.ai.basic.AbstractEntityAIBasic:onException:331]: at com.minecolonies.coremod.colony.workorders.WorkManager.removeWorkOrder(WorkManager.java:70)
[21:27:47] [Server thread/INFO] [STDERR]: [com.minecolonies.coremod.entity.ai.basic.AbstractEntityAIBasic:onException:331]: at com.minecolonies.coremod.entity.ai.basic.AbstractEntityAIStructureWithWorkOrder.handleSpecificCancelActions(AbstractEntityAIStructureWithWorkOrder.java:440)
[21:27:47] [Server thread/INFO] [STDERR]: [com.minecolonies.coremod.entity.ai.basic.AbstractEntityAIBasic:onException:331]: at com.minecolonies.coremod.entity.ai.basic.AbstractEntityAIStructure.loadStructure(AbstractEntityAIStructure.java:828)
[21:27:47] [Server thread/INFO] [STDERR]: [com.minecolonies.coremod.entity.ai.basic.AbstractEntityAIBasic:onException:331]: at com.minecolonies.coremod.entity.ai.basic.AbstractEntityAIStructureWithWorkOrder.loadStructure(AbstractEntityAIStructureWithWorkOrder.java:147)
[21:27:47] [Server thread/INFO] [STDERR]: [com.minecolonies.coremod.entity.ai.basic.AbstractEntityAIBasic:onException:331]: at com.minecolonies.coremod.entity.ai.basic.AbstractEntityAIStructureWithWorkOrder.initiate(AbstractEntityAIStructureWithWorkOrder.java:87)
[21:27:47] [Server thread/INFO] [STDERR]: [com.minecolonies.coremod.entity.ai.basic.AbstractEntityAIBasic:onException:331]: at com.minecolonies.coremod.entity.ai.citizen.builder.EntityAIStructureBuilder.checkIfExecute(EntityAIStructureBuilder.java:221)
[21:27:47] [Server thread/INFO] [STDERR]: [com.minecolonies.coremod.entity.ai.basic.AbstractEntityAIBasic:onException:331]: at com.minecolonies.coremod.entity.ai.statemachine.basestatemachine.BasicTransition.checkCondition(BasicTransition.java:85)
[21:27:47] [Server thread/INFO] [STDERR]: [com.minecolonies.coremod.entity.ai.basic.AbstractEntityAIBasic:onException:331]: at com.minecolonies.coremod.entity.ai.statemachine.basestatemachine.BasicStateMachine.checkTransition(BasicStateMachine.java:120)
[21:27:47] [Server thread/INFO] [STDERR]: [com.minecolonies.coremod.entity.ai.basic.AbstractEntityAIBasic:onException:331]: at com.minecolonies.coremod.entity.ai.statemachine.tickratestatemachine.TickRateStateMachine.checkTransition(TickRateStateMachine.java:80)
[21:27:47] [Server thread/INFO] [STDERR]: [com.minecolonies.coremod.entity.ai.basic.AbstractEntityAIBasic:onException:331]: at java.util.stream.MatchOps$1MatchSink.accept(MatchOps.java:90)
[21:27:47] [Server thread/INFO] [STDERR]: [com.minecolonies.coremod.entity.ai.basic.AbstractEntityAIBasic:onException:331]: at java.util.ArrayList$ArrayListSpliterator.tryAdvance(ArrayList.java:1359)
[21:27:47] [Server thread/INFO] [STDERR]: [com.minecolonies.coremod.entity.ai.basic.AbstractEntityAIBasic:onException:331]: at java.util.stream.ReferencePipeline.forEachWithCancel(ReferencePipeline.java:126)
[21:27:47] [Server thread/INFO] [STDERR]: [com.minecolonies.coremod.entity.ai.basic.AbstractEntityAIBasic:onException:331]: at java.util.stream.AbstractPipeline.copyIntoWithCancel(AbstractPipeline.java:498)
[21:27:47] [Server thread/INFO] [STDERR]: [com.minecolonies.coremod.entity.ai.basic.AbstractEntityAIBasic:onException:331]: at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:485)
[21:27:47] [Server thread/INFO] [STDERR]: [com.minecolonies.coremod.entity.ai.basic.AbstractEntityAIBasic:onException:331]: at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471)
[21:27:47] [Server thread/INFO] [STDERR]: [com.minecolonies.coremod.entity.ai.basic.AbstractEntityAIBasic:onException:331]: at java.util.stream.MatchOps$MatchOp.evaluateSequential(MatchOps.java:230)
[21:27:47] [Server thread/INFO] [STDERR]: [com.minecolonies.coremod.entity.ai.basic.AbstractEntityAIBasic:onException:331]: at java.util.stream.MatchOps$MatchOp.evaluateSequential(MatchOps.java:196)
[21:27:47] [Server thread/INFO] [STDERR]: [com.minecolonies.coremod.entity.ai.basic.AbstractEntityAIBasic:onException:331]: at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234)
[21:27:47] [Server thread/INFO] [STDERR]: [com.minecolonies.coremod.entity.ai.basic.AbstractEntityAIBasic:onException:331]: at java.util.stream.ReferencePipeline.anyMatch(ReferencePipeline.java:449)
[21:27:47] [Server thread/INFO] [STDERR]: [com.minecolonies.coremod.entity.ai.basic.AbstractEntityAIBasic:onException:331]: at com.minecolonies.coremod.entity.ai.statemachine.tickratestatemachine.TickRateStateMachine.tick(TickRateStateMachine.java:53)
[21:27:47] [Server thread/INFO] [STDERR]: [com.minecolonies.coremod.entity.ai.basic.AbstractEntityAIBasic:onException:331]: at com.minecolonies.coremod.entity.ai.basic.AbstractAISkeleton.func_75246_d(AbstractAISkeleton.java:150)
[21:27:47] [Server thread/INFO] [STDERR]: [com.minecolonies.coremod.entity.ai.basic.AbstractEntityAIBasic:onException:331]: at net.minecraft.entity.ai.EntityAITasks.func_75774_a(SourceFile:129)
[21:27:47] [Server thread/INFO] [STDERR]: [com.minecolonies.coremod.entity.ai.basic.AbstractEntityAIBasic:onException:331]: at net.minecraft.entity.EntityLiving.func_70626_be(EntityLiving.java:763)
[21:27:47] [Server thread/INFO] [STDERR]: [com.minecolonies.coremod.entity.ai.basic.AbstractEntityAIBasic:onException:331]: at net.minecraft.entity.EntityLivingBase.func_70636_d(EntityLivingBase.java:2359)
[21:27:47] [Server thread/INFO] [STDERR]: [com.minecolonies.coremod.entity.ai.basic.AbstractEntityAIBasic:onException:331]: at net.minecraft.entity.EntityLiving.func_70636_d(EntityLiving.java:577)
[21:27:47] [Server thread/INFO] [STDERR]: [com.minecolonies.coremod.entity.ai.basic.AbstractEntityAIBasic:onException:331]: at net.minecraft.entity.EntityAgeable.func_70636_d(EntityAgeable.java:178)
[21:27:47] [Server thread/INFO] [STDERR]: [com.minecolonies.coremod.entity.ai.basic.AbstractEntityAIBasic:onException:331]: at com.minecolonies.coremod.entity.EntityCitizen.func_70636_d(EntityCitizen.java:596)
[21:27:47] [Server thread/INFO] [STDERR]: [com.minecolonies.coremod.entity.ai.basic.AbstractEntityAIBasic:onException:331]: at net.minecraft.entity.EntityLivingBase.func_70071_h_(EntityLivingBase.java:2179)
[21:27:47] [Server thread/INFO] [STDERR]: [com.minecolonies.coremod.entity.ai.basic.AbstractEntityAIBasic:onException:331]: at net.minecraft.entity.EntityLiving.func_70071_h_(EntityLiving.java:295)
[21:27:47] [Server thread/INFO] [STDERR]: [com.minecolonies.coremod.entity.ai.basic.AbstractEntityAIBasic:onException:331]: at net.minecraft.world.World.func_72866_a(World.java:1993)
[21:27:47] [Server thread/INFO] [STDERR]: [com.minecolonies.coremod.entity.ai.basic.AbstractEntityAIBasic:onException:331]: at net.minecraft.world.WorldServer.func_72866_a(WorldServer.java:832)
[21:27:47] [Server thread/INFO] [STDERR]: [com.minecolonies.coremod.entity.ai.basic.AbstractEntityAIBasic:onException:331]: at net.minecraft.world.World.func_72870_g(World.java:1955)
[21:27:47] [Server thread/INFO] [STDERR]: [com.minecolonies.coremod.entity.ai.basic.AbstractEntityAIBasic:onException:331]: at net.minecraft.world.World.func_72939_s(World.java:1759)
[21:27:47] [Server thread/INFO] [STDERR]: [com.minecolonies.coremod.entity.ai.basic.AbstractEntityAIBasic:onException:331]: at net.minecraft.world.WorldServer.func_72939_s(WorldServer.java:613)
[21:27:47] [Server thread/INFO] [STDERR]: [com.minecolonies.coremod.entity.ai.basic.AbstractEntityAIBasic:onException:331]: at net.minecraft.server.MinecraftServer.func_71190_q(MinecraftServer.java:767)
[21:27:47] [Server thread/INFO] [STDERR]: [com.minecolonies.coremod.entity.ai.basic.AbstractEntityAIBasic:onException:331]: at net.minecraft.server.dedicated.DedicatedServer.func_71190_q(DedicatedServer.java:397)
[21:27:47] [Server thread/INFO] [STDERR]: [com.minecolonies.coremod.entity.ai.basic.AbstractEntityAIBasic:onException:331]: at net.minecraft.server.MinecraftServer.func_71217_p(MinecraftServer.java:668)
[21:27:47] [Server thread/INFO] [STDERR]: [com.minecolonies.coremod.entity.ai.basic.AbstractEntityAIBasic:onException:331]: at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:526)
[21:27:47] [Server thread/INFO] [STDERR]: [com.minecolonies.coremod.entity.ai.basic.AbstractEntityAIBasic:onException:331]: at java.lang.Thread.run(Thread.java:748)

AFTER THE FOLLOWING ERROR THE GUI SWITCHED TO CANCEL UPGRADE

 [21:28:12] [Server thread/FATAL] [minecraft/MinecraftServer]: Error executing task
java.util.concurrent.ExecutionException: java.lang.NullPointerException
at java.util.concurrent.FutureTask.report(FutureTask.java:122) ~[?:1.8.0_201]
at java.util.concurrent.FutureTask.get(FutureTask.java:192) ~[?:1.8.0_201]
at net.minecraft.util.Util.func_181617_a(SourceFile:47) [h.class:?]
at net.minecraft.server.MinecraftServer.func_71190_q(MinecraftServer.java:723) [MinecraftServer.class:?]
at net.minecraft.server.dedicated.DedicatedServer.func_71190_q(DedicatedServer.java:397) [nz.class:?]
at net.minecraft.server.MinecraftServer.func_71217_p(MinecraftServer.java:668) [MinecraftServer.class:?]
at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:526) [MinecraftServer.class:?]
at java.lang.Thread.run(Thread.java:748) [?:1.8.0_201]
Caused by: java.lang.NullPointerException
at com.ldtteam.structures.helpers.Structure.rotate(Structure.java:324) ~[Structure.class:?]
at com.minecolonies.coremod.util.ColonyUtils.calculateCorners(ColonyUtils.java:65) ~[ColonyUtils.class:?]
at com.minecolonies.coremod.entity.ai.citizen.builder.ConstructionTapeHelper.placeConstructionTape(ConstructionTapeHelper.java:49) ~[ConstructionTapeHelper.class:?]
at com.minecolonies.coremod.colony.workorders.WorkOrderBuildDecoration.onAdded(WorkOrderBuildDecoration.java:232) ~[WorkOrderBuildDecoration.class:?]
at com.minecolonies.coremod.colony.workorders.WorkManager.addWorkOrder(WorkManager.java:229) ~[WorkManager.class:?]
at com.minecolonies.coremod.network.messages.DecorationBuildRequestMessage.messageOnServerThread(DecorationBuildRequestMessage.java:137) ~[DecorationBuildRequestMessage.class:?]
at com.minecolonies.coremod.network.messages.DecorationBuildRequestMessage.messageOnServerThread(DecorationBuildRequestMessage.java:28) ~[DecorationBuildRequestMessage.class:?]
at com.minecolonies.coremod.network.messages.AbstractMessage.lambda$onMessage$0(AbstractMessage.java:27) ~[AbstractMessage.class:?]
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) ~[?:1.8.0_201]
at java.util.concurrent.FutureTask.run(FutureTask.java:266) ~[?:1.8.0_201]
at net.minecraft.util.Util.func_181617_a(SourceFile:46) ~[h.class:?]
... 5 more