Crash Diagnostics: OutOfMemoryError (Java Heap Space)

Java Edition (JVM Heap)

Pre-loaded crash report for JVM heap exhaustion with troubleshooting steps.

Insufficient Allocated RAM (OutOfMemoryError)

The JVM ran out of heap space (-Xmx).

Matched error signature in log:
java.lang.OutOfMemoryError: Java heap space
Troubleshooting steps:
  1. Increase allocated RAM in your launcher to 4096–8192 MB.

Questions & reference

How do I fix: Insufficient Allocated RAM (OutOfMemoryError)?

The JVM ran out of heap space (-Xmx). Increase allocated RAM in your launcher to 4096–8192 MB.

Where do I find my Minecraft error log?

Open your game profile folder. Copy a file from crash-reports or logs/latest.log. Exit Code 1 alone does not explain the crash.

Where is my log sent?

Analysis runs in your browser. Your log is not uploaded to DEPTANA, stored in settings, or included in a shared URL. The text limit is two million characters.

Does a match prove the cause?

Diagnostics checks known error signatures. A match suggests what to inspect; it does not prove the sole cause. If no rule matches, the tool says so.