Shader shadow artifacts
When running complementary shaders, these shadow artefacts appear on every surface. Interestingly this is also only an issue in fullscreen mode. Any one have any ideas on how I can mitigate this?

No shader drop down in video settings
Using minecraft 1.20.1 and mods show up fine but video settings doesnt have shader list anywhere. The last settings shown is advanced within the video settings. Tried it with only shader pack with base game launcher and everything worked but of course now the mod folder wont show up. What am i doing wrong?
Hello, my minecraft dont work with sodium and iris
when i try to use iris with creat fabric, the game just crash with this message

It lags due to the fact that there is no shutdown button "Bloom"
the Optifine mod had a built-in shader that turned off bloom, but Iris doesn’t have this. Please add this function because for me and many who have weak computers, it lags a lot.

New to Iris, BSL shader issue
I am fully aware this may be an issue with my PC, but I wanna see what I can possibly do to make this work. I used to be able to run Mizuno’s craft and BSL shaders (with Optifine), but I tried running my BSL shaders with Iris. I turn on the shaders and I see my HUD (inventory bar, health, armor, and hunger) and then my crosshair. The rest of the screen is black with the exception that if I move my mouse rapidly, I sometimes see a flash of a solid rust color. I will take any and all pieces of adv...
My mouse is gone when i disable shaders
If i disable shaders my hands are gone. Is there a way to fix that?
Sildur's Basic v1.051 // Shader Load
Works on Optifine, just not Iris.
Copy info: terrain_solid.vsh: terrain_solid.vsh: 0(14) : error C7555: 'attribute' is deprecated, use 'in/out' instead
If I HAVE to send my logs to find out the problem I will, just don't want to immediatly since idk all the info in it y'know. Not tryna dox myself or somin...
Massive FPS drop since installing
I usually get around 250 FPS and now its dropped to 20 FPS. It does this with or without a shader turned on. Running on a GTX 1070 with updated drivers.
Help would be appreciated please....

The game crashes when I try and open my inventory with shaders enabled
Im using feather client and this has never happend to me before. i have tried many diffrent shaders and it still crashes and this is the crash code
low fps while using iris
normaly i get about 300fps on Vanilla.
after trying the mod to use shader on minecraft 1.20.2 my fps gets super low.
even without any shader active...

Really bad fps with any shader
Tried a couple shaders and they all put me at 10-20 fps no matter the settings, when without shaders I'm at 200 fps

Sodium doesn't boost fps
last day i play minecraft 1.20 by using iris sodium mod .
my game turn at 130 with 8 chunks and fancy graphic
but i remember my pc can run minecraft
with sodium and iris with 16 chunks , and a shader
so i tested this graphic and it turn at 40 fps :/...
i can boot up the launcher and get in the menu screen of minecraft but when i load a world it crashe
i think it has something to do with mixin

Game wont boot properly and tabs in and out whenever the game launches
Not sure whats causing this, basically though whenever i launch the game and the game boots up it'll show the game for a split second then a second later it will tab out, it wont crash but whenever i click back on it, the same thing happens.