exit-code--805306369Fixing Errors & Crash Codes 56,032 views

How to Fix Minecraft Exit Code -805306369 (0xCFFFFFFF): Out of Memory / GC Overhead Limit on Minecraft 1.21.x (Tricky Trials) (macOS Intel, Forge)

Comprehensive fix for exit-code--805306369 in Minecraft Minecraft 1.21.x (Tricky Trials) running on macOS Intel with Forge. Explains root cause and step-by-step resolution.

Compatibility:OS: macos-intel•Loaders: forge•Versions: 1-21-x
error-fixexit-code--8053063691-21-xmacos-intelforge

Causes of Error & Description

Problem Diagnosis When launching or playing Minecraft Minecraft 1.21.x (Tricky Trials) on macOS Intel, the game abruptly crashes with **exit-code--805306369**.

Root Causes 1. **Memory Allocation**: JVM garbage collector exhaustion or insufficient RAM. 2. **Java Runtime Mismatch**: Minecraft Minecraft 1.21.x (Tricky Trials) strictly requires Java 21. Running an incompatible Java version triggers immediate crashes. 3. **Graphics Drivers & Overlays**: Incompatible third-party overlays (Discord, RivaTuner) or outdated GPU drivers causing OpenGL crashes.

Step-by-Step Resolution 1. **Verify Java Runtime**: Confirm you are executing with OpenJDK 21. 2. **Adjust Memory (RAM)**: In SuperLauncher settings, allocate between 3072MB and 6144MB of RAM. 3. **Clean Cache & Mod Conflicts**: Remove incompatible mods or reinstall clean loader libraries.

Step-by-Step Solutions

Resolve exit-code--805306369

Automated Fix
1
Reinstall Java & Allocate RAM

Switch to Java 21 and allocate 4GB.

superlauncher://action/allocate_ram?mb=4096
Quick Repair in SuperLauncher
Execute action without manual configuration "allocate_ram"
Run Repair in SuperLauncher

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