im not sure why my server keeps crashing :-( i could use some help with this

 

---- Minecraft Crash Report ----
// This doesn't make any sense!

Time: 8/18/20 11:44 AM
Description: Exception in server tick loop

cpw.mods.fml.common.LoaderException: java.lang.NoClassDefFoundError: net/minecraft/client/entity/EntityClientPlayerMP
    at cpw.mods.fml.common.LoadController.transition(LoadController.java:163)
    at cpw.mods.fml.common.Loader.initializeMods(Loader.java:739)
    at cpw.mods.fml.server.FMLServerHandler.finishServerLoading(FMLServerHandler.java:97)
    at cpw.mods.fml.common.FMLCommonHandler.onServerStarted(FMLCommonHandler.java:319)
    at net.minecraft.server.dedicated.DedicatedServer.func_71197_b(DedicatedServer.java:210)
    at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:387)
    at net.minecraft.server.MinecraftServer$2.run(MinecraftServer.java:685)
Caused by: java.lang.NoClassDefFoundError: net/minecraft/client/entity/EntityClientPlayerMP
    at DamageIndicatorsMod.server.DIProxy.register(DIProxy.java:11)
    at DamageIndicatorsMod.DIMod.load(DIMod.java:64)
    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 cpw.mods.fml.common.FMLModContainer.handleModStateEvent(FMLModContainer.java:532)
    at sun.reflect.GeneratedMethodAccessor4.invoke(Unknown Source)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
    at java.lang.reflect.Method.invoke(Unknown Source)
    at com.google.common.eventbus.EventSubscriber.handleEvent(EventSubscriber.java:74)
    at com.google.common.eventbus.SynchronizedEventSubscriber.handleEvent(SynchronizedEventSubscriber.java:47)
    at com.google.common.eventbus.EventBus.dispatch(EventBus.java:322)
    at com.google.common.eventbus.EventBus.dispatchQueuedEvents(EventBus.java:304)
    at com.google.common.eventbus.EventBus.post(EventBus.java:275)
    at cpw.mods.fml.common.LoadController.sendEventToModContainer(LoadController.java:212)
    at cpw.mods.fml.common.LoadController.propogateStateMessage(LoadController.java:190)
    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.EventSubscriber.handleEvent(EventSubscriber.java:74)
    at com.google.common.eventbus.SynchronizedEventSubscriber.handleEvent(SynchronizedEventSubscriber.java:47)
    at com.google.common.eventbus.EventBus.dispatch(EventBus.java:322)
    at com.google.common.eventbus.EventBus.dispatchQueuedEvents(EventBus.java:304)
    at com.google.common.eventbus.EventBus.post(EventBus.java:275)
    at cpw.mods.fml.common.LoadController.distributeStateMessage(LoadController.java:119)
    at cpw.mods.fml.common.Loader.initializeMods(Loader.java:737)
    ... 5 more
Caused by: java.lang.ClassNotFoundException: net.minecraft.client.entity.EntityClientPlayerMP
    at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:101)
    at java.lang.ClassLoader.loadClass(Unknown Source)
    at java.lang.ClassLoader.loadClass(Unknown Source)
    ... 33 more

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

-- System Details --
Details:
    Minecraft Version: 1.7.10
    Operating System: Windows 10 (amd64) version 10.0
    Java Version: 1.8.0_251, Oracle Corporation
    Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
    Memory: 806315832 bytes (768 MB) / 1072693248 bytes (1023 MB) up to 3806855168 bytes (3630 MB)
    JVM Flags: 0 total; 
    AABB Pool Size: 0 (0 bytes; 0 MB) allocated, 0 (0 bytes; 0 MB) used
    IntCache: cache: 0, tcache: 0, allocated: 0, tallocated: 0
    FML: MCP v9.05 FML v7.10.99.99 Minecraft Forge 10.13.4.1614 21 mods loaded, 21 mods active
    States: 'U' = Unloaded 'L' = Loaded 'C' = Constructed 'H' = Pre-initialized 'I' = Initialized 'J' = Post-initialized 'A' = Available 'D' = Disabled 'E' = Errored
    UCHI    mcp{9.05} [Minecraft Coder Pack] (minecraft.jar) 
    UCHI    FML{7.10.99.99} [Forge Mod Loader] (forge-1.7.10-10.13.4.1614-1.7.10-universal.jar) 
    UCHI    Forge{10.13.4.1614} [Minecraft Forge] (forge-1.7.10-10.13.4.1614-1.7.10-universal.jar) 
    UCHI    CodeChickenCore{1.0.7.47} [CodeChicken Core] (minecraft.jar) 
    UCHI    NotEnoughItems{1.0.5.120} [Not Enough Items] (NotEnoughItems-1.7.10-1.0.5.120-universal.jar) 
    UCHI    bspkrsCore{6.16} [bspkrsCore] ([1.7.10]bspkrsCore-universal-6.16.jar) 
    UCHI    Treecapitator{1.7.10} [Treecapitator] ([1.7.10]Treecapitator-universal-2.0.4.jar) 
    UCHI    customnpcs{1.7.10d} [CustomNpcs] (CustomNPCs_1.7.10d29oct17 (1).jar) 
    UCHE    DamageIndicatorsMod{3.3.2} [Damage Indicators] (Damage-Indicators-Mod-1.7.10.jar) 
    UCHI    jinryuujrmcore{1.3.30} [JinRyuu's JRMCore] (JRMCore-v1.3.30.jar) 
    UCHI    jinryuudragonblockc{1.4.70} [Dragon Block C] (DragonBlockC-v1.4.70.jar) 
    UCHI    iChunUtil{4.2.2} [iChunUtil] (iChunUtil-4.2.2.jar) 
    UCHI    jinryuubetterrenderaddon{1.6.43} [JinRyuu's Better Render Addon] (JBRA-Client-v1.6.43.jar) 
    UCHI    jinryuufamilyc{1.2.17} [JinRyuu's Family C] (JFamilyC-v1.2.17.jar) 
    UCHI    jinryuuhdskinsextended{1.3.1} [JinRyuu's HD Skins Extended] (JinRyuus-HDSkins-Mod-1.7.10-v1.3.1.jar) 
    UCHI    journeymap{5.1.4p2} [JourneyMap] (journeymap-1.7.10-5.1.4p2-unlimited.jar) 
    UCHI    RadixCore{2.1.3} [RadixCore] (RadixCore-1.7.10-2.1.3-universal.jar) 
    UCHI    MCA{1.7.10-5.2.2} [Minecraft Comes Alive] (MCA-1.7.10-5.2.2-universal.jar) 
    UCHI    OreSpawn{1.7.10.20.3} [OreSpawn] (Ore-Spawn-Mod-1.7.10.jar) 
    UCHI    PortalGun{4.0.0-beta-6} [PortalGun] (PortalGun-4.0.0-beta-6-fix-1.jar) 
    UCHI    TwilightForest{2.3.7} [The Twilight Forest] (twilightforest-1.7.10-2.3.7.jar) 
    Profiler Position: N/A (disabled)
    Is Modded: Definitely; Server brand changed to 'fml,forge'
    Type: Dedicated Server (map_server.txt)

This is the entire crash report 

crash-2020-08-18_11.44.45-server.txt

here is my fml-server-latest log

fml-server-latest.log