Crashing World?

[SandwichMan]

Hello, i downloaded some mods and I'm playing on forge 1.7.10 (old verison). every time i try to load up my world (brand new world) it just crashes. heres the log. i am getting very annoyed about this and it happens with every single world i try to log into 

---- Minecraft Crash Report ----
// Don't be sad, have a hug! ❤️

Time: 5/24/21 8:19 AM
Description: Updating screen events

io.netty.channel.ChannelException: connection refused
    at io.netty.channel.local.LocalChannel$LocalUnsafe.connect(LocalChannel.java:361)
    at io.netty.channel.DefaultChannelPipeline$HeadHandler.connect(DefaultChannelPipeline.java:1008)
    at io.netty.channel.DefaultChannelHandlerContext.invokeConnect(DefaultChannelHandlerContext.java:494)
    at io.netty.channel.DefaultChannelHandlerContext.connect(DefaultChannelHandlerContext.java:479)
    at io.netty.channel.DefaultChannelHandlerContext.connect(DefaultChannelHandlerContext.java:464)
    at io.netty.channel.DefaultChannelPipeline.connect(DefaultChannelPipeline.java:847)
    at io.netty.channel.AbstractChannel.connect(AbstractChannel.java:198)
    at io.netty.bootstrap.Bootstrap$2.run(Bootstrap.java:187)
    at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:354)
    at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:348)
    at io.netty.util.concurrent.SingleThreadEventExecutor$2.run(SingleThreadEventExecutor.java:101)
    at java.lang.Thread.run(Thread.java:745)

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

-- Head --
Stacktrace:
    at io.netty.channel.local.LocalChannel$LocalUnsafe.connect(LocalChannel.java:361)
    at io.netty.channel.DefaultChannelPipeline$HeadHandler.connect(DefaultChannelPipeline.java:1008)

-- Affected screen --
Details:
    Screen name: net.minecraft.client.gui.GuiMainMenu
Stacktrace:
    at net.minecraft.client.Minecraft.func_71407_l(Minecraft.java:1645)
    at net.minecraft.client.Minecraft.func_71411_J(Minecraft.java:973)
    at net.minecraft.client.Minecraft.func_99999_d(Minecraft.java:898)
    at net.minecraft.client.main.Main.main(SourceFile:148)
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke(Method.java:497)
    at net.minecraft.launchwrapper.Launch.launch(Launch.java:135)
    at net.minecraft.launchwrapper.Launch.main(Launch.java:28)

-- System Details --
Details:
    Minecraft Version: 1.7.10
    Operating System: Windows 10 (amd64) version 10.0
    Java Version: 1.8.0_51, Oracle Corporation
    Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
    Memory: 563215400 bytes (537 MB) / 1375731712 bytes (1312 MB) up to 2147483648 bytes (2048 MB)
    JVM Flags: 8 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xmx2G -XX:+UnlockExperimentalVMOptions -XX:+UseG1GC -XX:G1NewSizePercent=20 -XX:G1ReservePercent=20 -XX:MaxGCPauseMillis=50 -XX:G1HeapRegionSize=32M
    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 10.13.4.1558 Optifine OptiFine_1.7.10_HD_U_E7 9 mods loaded, 9 mods active
    States: 'U' = Unloaded 'L' = Loaded 'C' = Constructed 'H' = Pre-initialized 'I' = Initialized 'J' = Post-initialized 'A' = Available 'D' = Disabled 'E' = Errored
    UCHIJAAAAA    mcp{9.05} [Minecraft Coder Pack] (minecraft.jar) 
    UCHIJAAAAA    FML{7.10.99.99} [Forge Mod Loader] (forge-1.7.10-10.13.4.1558-1.7.10.jar) 
    UCHIJAAAAA    Forge{10.13.4.1558} [Minecraft Forge] (forge-1.7.10-10.13.4.1558-1.7.10.jar) 
    UCHIJAAAAA    weaponsplus{v1.1 Pre-Release} [Weapons+ Mod] ([1.7.2] WeaponsPlus v1.5.1.jar) 
    UCHIJAAAAA    CarpentersBlocks{3.3.8.1} [Carpenter's Blocks] (Carpenters-Blocks-Mod-1.7.10.jar) 
    UCHIJAAAAA    PTRModelLib{1.0.0} [PTRModelLib] (Decocraft-2.4.1_1.7.10.jar) 
    UCHIJAAAAA    props{2.4.1} [Decocraft] (Decocraft-2.4.1_1.7.10.jar) 
    UCHIJAAAAA    cfm{3.4.7} [�9MrCrayfish's Furniture Mod] (mrcrayfishs-furniture-1_7_10.jar) 
    UCHIJAAAAA    worldedit{6.1.1} [WorldEdit] (worldedit-forge-mc1.7.10-6.1.1-dist.jar) 
    GL info: ' Vendor: 'Intel' Version: '4.6.0 - Build 27.20.100.9079' Renderer: 'Intel(R) UHD Graphics 620'
    Launched Version: 1.7.10-Forge10.13.4.1558-1.7.10
    LWJGL: 2.9.1
    OpenGL: Intel(R) UHD Graphics 620 GL version 4.6.0 - Build 27.20.100.9079, Intel
    GL Caps: Using GL 1.3 multitexturing.
Using framebuffer objects because OpenGL 3.0 is supported and separate blending is supported.
Anisotropic filtering is supported and maximum anisotropy is 16.
Shaders are available because OpenGL 2.1 is supported.

    Is Modded: Definitely; Client brand changed to 'fml,forge'
    Type: Client (map_client.txt)
    Resource Packs: []
    Current Language: English (US)
    Profiler Position: N/A (disabled)
    Vec3 Pool Size: 0 (0 bytes; 0 MB) allocated, 0 (0 bytes; 0 MB) used
    Anisotropic Filtering: Off (1)