Seeing the same behavior with Minecraft Java Launcher on Ubuntu 20.04.4 LTS, first observed after the launch of Minecraft 1.19.
Removed launcher and re-installed latest (1.0.1221).
.minecraft/logs/latest.log :
[14:42:11] [main/INFO]: Building optimized datafixer [14:42:13] [Render thread/INFO]: [STDERR]: java.lang.NoClassDefFoundError: Could not initialize class com.mojang.blaze3d.systems.RenderSystem [14:42:13] [Render thread/INFO]: [STDERR]: at ac.a(SourceFile:65) [14:42:13] [Render thread/INFO]: [STDERR]: at eev.a(SourceFile:2306) [14:42:13] [Render thread/INFO]: [STDERR]: at eev.a(SourceFile:2301) [14:42:13] [Render thread/INFO]: [STDERR]: at net.minecraft.client.main.Main.main(SourceFile:207)
mc_lej
Seeing the same behavior with Minecraft Java Launcher on Ubuntu 20.04.4 LTS, first observed after the launch of Minecraft 1.19.
Removed launcher and re-installed latest (1.0.1221).
.minecraft/logs/latest.log :
[14:42:11] [main/INFO]: Building optimized datafixer
[14:42:13] [Render thread/INFO]: [STDERR]: java.lang.NoClassDefFoundError: Could not initialize class com.mojang.blaze3d.systems.RenderSystem
[14:42:13] [Render thread/INFO]: [STDERR]: at ac.a(SourceFile:65)
[14:42:13] [Render thread/INFO]: [STDERR]: at eev.a(SourceFile:2306)
[14:42:13] [Render thread/INFO]: [STDERR]: at eev.a(SourceFile:2301)
[14:42:13] [Render thread/INFO]: [STDERR]: at net.minecraft.client.main.Main.main(SourceFile:207)