What happened?

ph_lighting.glsl.fsh: ph_lighting.glsl.fsh: 0(166) : error C1503: undefined variable "depthtex0"
0(168) : error C1503: undefined variable "gbufferProjectionInverse"
0(170) : error C1503: undefined variable "gbufferModelViewInverse"
0(171) : error C1503: undefined variable "cameraPosition"
0(369) : error C1503: undefined variable "depthtex0"

was told to report to the developer. any idea?

Screenshots

No response

Log output

No response

Minecraft Version

1.21.1

Iris Version

iris-fabric-1.8.1+mc1.21.1

Operating System

Windows 11

What is your GPU?

Nvidia Geforece GTX 1060

Additional context

No response