CraftBook IllegalArgumentException

[14:45:02 WARN]: [CraftBook] Task #6486548 for CraftBook v3.10.2-SNAPSHOT;4586-0c3ad1c generated an exception
java.lang.IllegalArgumentException: Cannot get property null as it does not exist in Block{minecraft:vine}
        at net.minecraft.server.v1_15_R1.BlockDataAbstract.get(BlockDataAbstract.java:91) ~[patched_1.15.2.jar:git-Paper-240]
        at org.bukkit.craftbukkit.v1_15_R1.block.data.CraftBlockData.get(CraftBlockData.java:225) ~[patched_1.15.2.jar:git-Paper-240]
        at org.bukkit.craftbukkit.v1_15_R1.block.impl.CraftVine.hasFace(CraftVine.java:24) ~[patched_1.15.2.jar:git-Paper-240]
        at com.sk89q.craftbook.mechanics.minecart.blocks.CartMechanismBlocks.findByRail(CartMechanismBlocks.java:90) ~[?:?]
        at com.sk89q.craftbook.mechanics.minecart.blocks.CartMechanismBlocks.find(CartMechanismBlocks.java:63) ~[?:?]
        at com.sk89q.craftbook.bukkit.MechanicListenerAdapter.lambda$handleDirectWireInput$1(MechanicListenerAdapter.java:350) ~[?:?]
        at org.bukkit.craftbukkit.v1_15_R1.scheduler.CraftTask.run(CraftTask.java:84) ~[patched_1.15.2.jar:git-Paper-240]
        at org.bukkit.craftbukkit.v1_15_R1.scheduler.CraftScheduler.mainThreadHeartbeat(CraftScheduler.java:461) ~[patched_1.15.2.jar:git-Paper-240]
        at net.minecraft.server.v1_15_R1.MinecraftServer.b(MinecraftServer.java:1240) ~[patched_1.15.2.jar:git-Paper-240]
        at net.minecraft.server.v1_15_R1.DedicatedServer.b(DedicatedServer.java:430) ~[patched_1.15.2.jar:git-Paper-240]
        at net.minecraft.server.v1_15_R1.MinecraftServer.a(MinecraftServer.java:1157) ~[patched_1.15.2.jar:git-Paper-240]
        at net.minecraft.server.v1_15_R1.MinecraftServer.run(MinecraftServer.java:946) ~[patched_1.15.2.jar:git-Paper-240]
        at java.lang.Thread.run(Thread.java:748) [?:1.8.0_231]
[14:45:03 WARN]: [CraftBook] Task #6487618 for CraftBook v3.10.2-SNAPSHOT;4586-0c3ad1c generated an exception
java.lang.IllegalArgumentException: Cannot get property null as it does not exist in Block{minecraft:vine}
        at net.minecraft.server.v1_15_R1.BlockDataAbstract.get(BlockDataAbstract.java:91) ~[patched_1.15.2.jar:git-Paper-240]
        at org.bukkit.craftbukkit.v1_15_R1.block.data.CraftBlockData.get(CraftBlockData.java:225) ~[patched_1.15.2.jar:git-Paper-240]
        at org.bukkit.craftbukkit.v1_15_R1.block.impl.CraftVine.hasFace(CraftVine.java:24) ~[patched_1.15.2.jar:git-Paper-240]
        at com.sk89q.craftbook.mechanics.minecart.blocks.CartMechanismBlocks.findByRail(CartMechanismBlocks.java:90) ~[?:?]
        at com.sk89q.craftbook.mechanics.minecart.blocks.CartMechanismBlocks.find(CartMechanismBlocks.java:63) ~[?:?]
        at com.sk89q.craftbook.bukkit.MechanicListenerAdapter.lambda$handleDirectWireInput$1(MechanicListenerAdapter.java:350) ~[?:?]
        at org.bukkit.craftbukkit.v1_15_R1.scheduler.CraftTask.run(CraftTask.java:84) ~[patched_1.15.2.jar:git-Paper-240]
        at org.bukkit.craftbukkit.v1_15_R1.scheduler.CraftScheduler.mainThreadHeartbeat(CraftScheduler.java:461) ~[patched_1.15.2.jar:git-Paper-240]
        at net.minecraft.server.v1_15_R1.MinecraftServer.b(MinecraftServer.java:1240) ~[patched_1.15.2.jar:git-Paper-240]
        at net.minecraft.server.v1_15_R1.DedicatedServer.b(DedicatedServer.java:430) ~[patched_1.15.2.jar:git-Paper-240]
        at net.minecraft.server.v1_15_R1.MinecraftServer.a(MinecraftServer.java:1157) ~[patched_1.15.2.jar:git-Paper-240]
        at net.minecraft.server.v1_15_R1.MinecraftServer.run(MinecraftServer.java:946) ~[patched_1.15.2.jar:git-Paper-240]
        at java.lang.Thread.run(Thread.java:748) [?:1.8.0_231]