Dynamic trees mod gives crash when i try to start the server

Guys please help dynamic trees gives crash i cant find anything to fix that!

This is crash log :

 

---- Minecraft Crash Report ----

WARNING: coremods are present:
  TransformLoader (DynamicSurroundings-1.12.2-3.6.1.0.jar)
  BetterFoliageLoader (BetterFoliage-MC1.12-2.3.1.jar)
  ForgelinPlugin (Forgelin-1.8.4.jar)
  weaponlib (mw_2.0-0.4.6.2_mc1.12.2.jar)
  Quark Plugin (Quark-r1.6-179.jar)
  ThiccEntities Plugin (thiccentities-1.4.jar)
  LoadingPlugin (Bloodmoon-MC1.12.2-1.5.3.jar)
Contact their authors BEFORE contacting forge

// You're mean.

Time: 03.04.2021 12:41
Description: Exception in server tick loop

net.minecraftforge.fml.common.LoaderExceptionModCrash: Caught exception from Dynamic Trees (dynamictrees)
Caused by: java.lang.NullPointerException
    at com.ferreusveritas.dynamictrees.worldgen.json.JsonMath.processElement(JsonMath.java:94)
    at com.ferreusveritas.dynamictrees.worldgen.json.JsonMath.<init>(JsonMath.java:29)
    at com.ferreusveritas.dynamictrees.worldgen.json.JsonBiomePropertyApplierDensity.readDensitySelector(JsonBiomePropertyApplierDensity.java:79)
    at com.ferreusveritas.dynamictrees.worldgen.json.JsonBiomePropertyApplierDensity.apply(JsonBiomePropertyApplierDensity.java:24)
    at com.ferreusveritas.dynamictrees.worldgen.BiomeDataBasePopulatorJson$JsonBiomeApplierData.apply(BiomeDataBasePopulatorJson.java:234)
    at com.ferreusveritas.dynamictrees.worldgen.BiomeDataBasePopulatorJson.lambda$null$21(BiomeDataBasePopulatorJson.java:310)
    at java.lang.Iterable.forEach(Unknown Source)
    at com.ferreusveritas.dynamictrees.worldgen.BiomeDataBasePopulatorJson.lambda$readSection$22(BiomeDataBasePopulatorJson.java:310)
    at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(Unknown Source)
    at java.util.stream.ReferencePipeline$2$1.accept(Unknown Source)
    at java.util.stream.ReferencePipeline$2$1.accept(Unknown Source)
    at java.util.stream.ReferencePipeline$2$1.accept(Unknown Source)
    at java.util.ArrayList$ArrayListSpliterator.forEachRemaining(Unknown Source)
    at java.util.stream.AbstractPipeline.copyInto(Unknown Source)
    at java.util.stream.AbstractPipeline.wrapAndCopyInto(Unknown Source)
    at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(Unknown Source)
    at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(Unknown Source)
    at java.util.stream.AbstractPipeline.evaluate(Unknown Source)
    at java.util.stream.ReferencePipeline.forEach(Unknown Source)
    at com.ferreusveritas.dynamictrees.worldgen.BiomeDataBasePopulatorJson.readSection(BiomeDataBasePopulatorJson.java:309)
    at com.ferreusveritas.dynamictrees.worldgen.BiomeDataBasePopulatorJson.populate(BiomeDataBasePopulatorJson.java:200)
    at com.ferreusveritas.dynamictrees.api.WorldGenRegistry$BiomeDataBasePopulatorRegistryEvent.lambda$null$0(WorldGenRegistry.java:157)
    at java.util.ArrayList.forEach(Unknown Source)
    at com.ferreusveritas.dynamictrees.api.WorldGenRegistry$BiomeDataBasePopulatorRegistryEvent.lambda$getPopulator$1(WorldGenRegistry.java:157)
    at com.ferreusveritas.dynamictrees.api.WorldGenRegistry.populateDataBase(WorldGenRegistry.java:113)
    at com.ferreusveritas.dynamictrees.proxy.CommonProxy.postInit(CommonProxy.java:61)
    at com.ferreusveritas.dynamictrees.DynamicTrees.postInit(DynamicTrees.java:47)
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
    at java.lang.reflect.Method.invoke(Unknown Source)
    at net.minecraftforge.fml.common.FMLModContainer.handleModStateEvent(FMLModContainer.java:637)
    at sun.reflect.GeneratedMethodAccessor9.invoke(Unknown Source)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
    at java.lang.reflect.Method.invoke(Unknown Source)
    at com.google.common.eventbus.Subscriber.invokeSubscriberMethod(Subscriber.java:91)
    at com.google.common.eventbus.Subscriber$SynchronizedSubscriber.invokeSubscriberMethod(Subscriber.java:150)
    at com.google.common.eventbus.Subscriber$1.run(Subscriber.java:76)
    at com.google.common.util.concurrent.MoreExecutors$DirectExecutor.execute(MoreExecutors.java:399)
    at com.google.common.eventbus.Subscriber.dispatchEvent(Subscriber.java:71)
    at com.google.common.eventbus.Dispatcher$PerThreadQueuedDispatcher.dispatch(Dispatcher.java:116)
    at com.google.common.eventbus.EventBus.post(EventBus.java:217)
    at net.minecraftforge.fml.common.LoadController.sendEventToModContainer(LoadController.java:219)
    at net.minecraftforge.fml.common.LoadController.propogateStateMessage(LoadController.java:197)
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
    at java.lang.reflect.Method.invoke(Unknown Source)
    at com.google.common.eventbus.Subscriber.invokeSubscriberMethod(Subscriber.java:91)
    at com.google.common.eventbus.Subscriber$SynchronizedSubscriber.invokeSubscriberMethod(Subscriber.java:150)
    at com.google.common.eventbus.Subscriber$1.run(Subscriber.java:76)
    at com.google.common.util.concurrent.MoreExecutors$DirectExecutor.execute(MoreExecutors.java:399)
    at com.google.common.eventbus.Subscriber.dispatchEvent(Subscriber.java:71)
    at com.google.common.eventbus.Dispatcher$PerThreadQueuedDispatcher.dispatch(Dispatcher.java:116)
    at com.google.common.eventbus.EventBus.post(EventBus.java:217)
    at net.minecraftforge.fml.common.LoadController.distributeStateMessage(LoadController.java:136)
    at net.minecraftforge.fml.common.Loader.initializeMods(Loader.java:754)
    at net.minecraftforge.fml.server.FMLServerHandler.finishServerLoading(FMLServerHandler.java:108)
    at net.minecraftforge.fml.common.FMLCommonHandler.onServerStarted(FMLCommonHandler.java:338)
    at net.minecraft.server.dedicated.DedicatedServer.func_71197_b(DedicatedServer.java:219)
    at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:486)
    at java.lang.Thread.run(Unknown Source)

A detailed walkthrough of the error, its code path and all known details is as follows:
---------------------------------------------------------------------------------------

-- System Details --
Details:
    Minecraft Version: 1.12.2
    Operating System: Windows 10 (amd64) version 10.0
    Java Version: 1.8.0_281, Oracle Corporation
    Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
    Memory: 183061496 bytes (174 MB) / 995098624 bytes (949 MB) up to 995098624 bytes (949 MB)
    JVM Flags: 2 total; -Xmx1024M -Xms1024M
    IntCache: cache: 0, tcache: 0, allocated: 0, tallocated: 0
    FML: MCP 9.42 Powered by Forge 14.23.5.2854 33 mods loaded, 33 mods active
    States: 'U' = Unloaded 'L' = Loaded 'C' = Constructed 'H' = Pre-initialized 'I' = Initialized 'J' = Post-initialized 'A' = Available 'D' = Disabled 'E' = Errored

    | State | ID                  | Version        | Source                                            | Signature                                |
    |:----- |:------------------- |:-------------- |:------------------------------------------------- |:---------------------------------------- |
    | LCHIJ | minecraft           | 1.12.2         | minecraft.jar                                     | None                                     |
    | LCHIJ | mcp                 | 9.42           | minecraft.jar                                     | None                                     |
    | LCHIJ | FML                 | 8.0.99.99      | forge-1.12.2-14.23.5.2854-universal.jar           | e3c3d50c7c986df74c645c0ac54639741c90a557 |
    | LCHIJ | forge               | 14.23.5.2854   | forge-1.12.2-14.23.5.2854-universal.jar           | e3c3d50c7c986df74c645c0ac54639741c90a557 |
    | LCHIJ | securitycraft       | v1.8.20.2      | [1.12.2] SecurityCraft v1.8.20.2.jar              | None                                     |
    | LCHIJ | aiimprovements      | 0.0.1.3        | AIImprovements-1.12-0.0.1b3.jar                   | None                                     |
    | LCHIJ | jei                 | 4.16.1.302     | jei_1.12.2-4.16.1.302.jar                         | None                                     |
    | LCHIJ | quark               | r1.6-179       | Quark-r1.6-179.jar                                | None                                     |
    | LCHIJ | autoreglib          | 1.3-32         | AutoRegLib-1.3-32.jar                             | None                                     |
    | LCHIJ | badmobs             | 1.1.40         | BadMobs-1.12.2-1.1.40.jar                         | d476d1b22b218a10d845928d1665d45fce301b27 |
    | LCHIJ | betterbuilderswands | 0.13.2         | BetterBuildersWands-1.12.2-0.13.2.271+5997513.jar | None                                     |
    | LCHIJ | biomesoplenty       | 7.0.1.2444     | BiomesOPlenty-1.12.2-7.0.1.2444-universal.jar     | None                                     |
    | LCHIJ | bloodmoon           | 1.5.3          | Bloodmoon-MC1.12.2-1.5.3.jar                      | d72e0dd57935b3e9476212aea0c0df352dd76291 |
    | LCHIJ | extendedrenderer    | v1.0           | coroutil-1.12.1-1.2.37.jar                        | None                                     |
    | LCHIJ | coroutil            | 1.12.1-1.2.37  | coroutil-1.12.1-1.2.37.jar                        | None                                     |
    | LCHIJ | configmod           | v1.0           | coroutil-1.12.1-1.2.37.jar                        | None                                     |
    | LCHIJ | orelib              | 3.6.0.1        | OreLib-1.12.2-3.6.0.1.jar                         | 7a2128d395ad96ceb9d9030fbd41d035b435753a |
    | LCHIJ | dsurround           | 3.6.1.0        | DynamicSurroundings-1.12.2-3.6.1.0.jar            | 7a2128d395ad96ceb9d9030fbd41d035b435753a |
    | LCHIE | dynamictrees        | 1.12.2-0.9.21  | DynamicTrees-1.12.2-0.9.21.jar                    | None                                     |
    | LCHI  | dynamictreesbop     | 1.12.2-1.4.4   | DynamicTreesBOP-1.12.2-1.4.4.jar                  | None                                     |
    | LCHI  | dynamictreesquark   | 1.12.2-1.0.6   | DynamicTreesQuark-1.12.2-1.0.6.jar                | None                                     |
    | LCHI  | familiarfauna       | 1.0.11         | FamiliarFauna-1.12.2-1.0.11.jar                   | None                                     |
    | LCHI  | forgelin            | 1.8.4          | Forgelin-1.8.4.jar                                | None                                     |
    | LCHI  | hidenames           | 1.4.1          | HideNames-1.12.2-1.4.1.jar                        | None                                     |
    | LCHI  | ichunutil           | 7.2.2          | iChunUtil-1.12.2-7.2.2.jar                        | 4db5c2bd1b556f252a5b8b54b256d381b2a0a6b8 |
    | LCHI  | mobsunscreen        | 1.12.2-2.1.3   | mobsunscreen-1.12.2-2.1.3.jar                     | None                                     |
    | LCHI  | mw                  | 0.4.6.2        | mw_2.0-0.4.6.2_mc1.12.2.jar                       | None                                     |
    | LCHI  | spartanshields      | 1.5.4          | SpartanShields-1.12.2-1.5.4.jar                   | None                                     |
    | LCHI  | spartanweaponry     | beta 1.3.8     | SpartanWeaponry-1.12.2-beta-1.3.8.jar             | None                                     |
    | LCHI  | spawnercontrol      | 1.6.3b         | SpawnerControl-1.6.3b.jar                         | None                                     |
    | LCHI  | thiccentities       | GRADLE:VERSION | thiccentities-1.4.jar                             | None                                     |
    | LCHI  | zombieawareness     | 1.12.1-1.11.16 | zombieawareness-1.12.1-1.11.16.jar                | None                                     |
    | LCHI  | betteranimalsplus   | 9.0.1          | betteranimalsplus-1.12.2-9.0.1.jar                | None                                     |

    Loaded coremods (and transformers): 
TransformLoader (DynamicSurroundings-1.12.2-3.6.1.0.jar)
  
BetterFoliageLoader (BetterFoliage-MC1.12-2.3.1.jar)
  mods.betterfoliage.loader.BetterFoliageTransformer
ForgelinPlugin (Forgelin-1.8.4.jar)
  
weaponlib (mw_2.0-0.4.6.2_mc1.12.2.jar)
  com.vicmatskiv.weaponlib.core.WeaponlibClassTransformer
Quark Plugin (Quark-r1.6-179.jar)
  vazkii.quark.base.asm.ClassTransformer
ThiccEntities Plugin (thiccentities-1.4.jar)
  wiresegal.thicc.asm.ThiccAsmTransformer
LoadingPlugin (Bloodmoon-MC1.12.2-1.5.3.jar)
  lumien.bloodmoon.asm.ClassTransformer
    Profiler Position: N/A (disabled)
    Is Modded: Definitely; Server brand changed to 'fml,forge'
    Type: Dedicated Server (map_server.txt)