Error: java.lang.NoClassDefFoundError: cdd

Was just trying to get a shaders mod for 12.2 and keep getting this. Any help? (I have contacted the authors and no response)

Crash Report:

---- Minecraft Crash Report ----

WARNING: coremods are present:
Contact their authors BEFORE contacting forge

// Sorry

Time: 6/21/19 5:12 PM
Description: Initializing game

java.lang.NoClassDefFoundError: cdd
    at net.minecraft.client.renderer.texture.TextureUtil.<clinit>(TextureUtil.java:26)
    at net.minecraft.client.shader.Framebuffer.func_147605_b(Framebuffer.java:105)
    at net.minecraft.client.shader.Framebuffer.func_147613_a(Framebuffer.java:57)
    at net.minecraft.client.shader.Framebuffer.<init>(Framebuffer.java:38)
    at net.minecraft.client.Minecraft.func_71384_a(Minecraft.java:459)
    at net.minecraft.client.Minecraft.func_99999_d(Minecraft.java:377)
    at net.minecraft.client.main.Main.main(SourceFile:123)
    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)
Caused by: java.lang.ClassNotFoundException: cdd
    at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:191)
    at java.lang.ClassLoader.loadClass(ClassLoader.java:424)
    at java.lang.ClassLoader.loadClass(ClassLoader.java:357)
    ... 13 more
Caused by: java.lang.NullPointerException
    at org.objectweb.asm.ClassReader.<init>(Unknown Source)
    at shadersmod.transform.STTextureAbstract.transform(STTextureAbstract.java:21)
    at shadersmod.transform.SMCClassTransformer.transform(SMCClassTransformer.java:116)
    at net.minecraft.launchwrapper.LaunchClassLoader.runTransformers(LaunchClassLoader.java:279)
    at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:176)
    ... 15 more

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

-- Head --
Thread: Client thread
Stacktrace:
    at net.minecraft.client.renderer.texture.TextureUtil.<clinit>(TextureUtil.java:26)
    at net.minecraft.client.shader.Framebuffer.func_147605_b(Framebuffer.java:105)
    at net.minecraft.client.shader.Framebuffer.func_147613_a(Framebuffer.java:57)
    at net.minecraft.client.shader.Framebuffer.<init>(Framebuffer.java:38)
    at net.minecraft.client.Minecraft.func_71384_a(Minecraft.java:459)

-- Initialization --
Details:
Stacktrace:
    at net.minecraft.client.Minecraft.func_99999_d(Minecraft.java:377)
    at net.minecraft.client.main.Main.main(SourceFile:123)
    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: 1.12.2
    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: 455963232 bytes (434 MB) / 939524096 bytes (896 MB) up to 4294967296 bytes (4096 MB)
    JVM Flags: 8 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xmx4G -XX:+UnlockExperimentalVMOptions -XX:+UseG1GC -XX:G1NewSizePercent=20 -XX:G1ReservePercent=20 -XX:MaxGCPauseMillis=50 -XX:G1HeapRegionSize=32M
    IntCache: cache: 0, tcache: 0, allocated: 0, tallocated: 0
    FML: 
    Loaded coremods (and transformers): 
    Launched Version: 1.12.2-forge1.12.2-14.23.0.2529
    LWJGL: 2.9.4
    OpenGL: GeForce GTX 1060 3GB/PCIe/SSE2 GL version 4.6.0 NVIDIA 430.39, NVIDIA Corporation
    GL Caps: Using GL 1.3 multitexturing.
Using GL 1.3 texture combiners.
Using framebuffer objects because OpenGL 3.0 is supported and separate blending is supported.
Shaders are available because OpenGL 2.1 is supported.
VBOs are available because OpenGL 1.5 is supported.

    Using VBOs: Yes
    Is Modded: Definitely; Client brand changed to 'fml,forge'
    Type: Client (map_client.txt)
    Resource Packs: 
    Current Language: ~~ERROR~~ NullPointerException: null
    Profiler Position: N/A (disabled)
    CPU: 4x Intel(R) Core(TM) i3-8100 CPU @ 3.60GHz