Greymark Forest - Creation of internal variant of shader 'Nature/SpeedTree' failed.

08/27/2018 21:52
Title: Greymark Forest - Creation of internal variant of shader 'Nature/SpeedTree' failed.
Reproduction Rate:
Blocker?No
Details: Seeing some OpenGL warnings, and a shader failing. I am using OpenGL 4.5 (Forced)

Code:

Note: Creation of internal variant of shader 'Nature/SpeedTree' failed.
0:15(8): warning: #version 140 / GL_ARB_uniform_buffer_object layout qualifier `std140' is used
0:15(16): warning: #version 140 / GL_ARB_uniform_buffer_object required for defining uniform blocks
0:27(8): warning: #version 140 / GL_ARB_uniform_buffer_object layout qualifier `std140' is used
0:27(16): warning: #version 140 / GL_ARB_uniform_buffer_object required for defining uniform blocks
0:55(56): error: array index must be scalar
0:62(39): error: array index must be scalar
0:63(39): error: array index must be scalar
0:64(39): error: array index must be scalar
0:65(56): error: array index must be scalar

Note: Creation of internal variant of shader 'Nature/SpeedTree' failed.

Steps to Reproduce:
User Specs:
OS: Linux 4.18 Gentoo 2.6 64bit
CPU: Intel(R) Core(TM) i7-3960X CPU @ 3.30GHz (6) System RAM: 32118
GPU: Radeon RX 580 Series (POLARIS10, DRM 3.27.0, 4.18.0-rc7+, LLVM 6.0.1) GPU RAM: 7789
SotA.QA.Linux.64.733.Date.08.27.18
Area: HiddenVale_Forest01_Tier5
Area Display Name: Greymark Forest
Loc: (120.4, 59.5, 110.4)
Debug: SGlkZGVuVmFsZV9Gb3Jlc3QwMV9UaWVyNXx8KDEyMC4zOTYsIDU5LjUwMywgMTEwLjQzMSl8KDAsIDAuNTgxLCAwLCAtMC44MTQpfDI4OS4xNTgyfDkuNDE5ODY4fDYuNDM0NTAy