Netty Pipeline Issue plus lag spike every time I open inventory

[topaz moon]

Have you checked the forum and wiki to ensure your issue hasn't been resolved? (Y/N): Yes

What launcher are you using? (Curseforge, ATLauncher, Prism Launcher...): Curseforge

Which modpack are you using? (BCG+, BCG+NC, BCGHG):
BCG+NC

Have you modified the pack in any way? (i.e. Adding or removing mods):
I’ve added multiple mods

What version of the modpack are you using? (1.1.16HF, 1.1.15, 1.1.14...):

1.1.16

What version of the Java runtime are you using? (Java 17, 18, 21...):

Java 17

Have you allocated 6GB of RAM or higher? (Y/N): Yes I allocated at least 10 GB

If playing with others, what method is being used to host/join the server? I host through BisectHosting

If playing with others, have you confirmed that both the client and server are running the exact same version of the pack (including any HF releases)? (Y/N): Yes

Describe the issue: Netty Pipeline issue and long time to open inventory

Steps you've taken in effort to resolve this issue: removing mods I’ve added plus changing quality settings

I have had issues when opening my inventory that it lags before loading as well as my client logs showcasing a netty pipeline error. It is a modified version of the BCG+ non cobblemon so please help