Unsafe World Random Access Detector (NeoForge)
Modby ishlandmc
This is a mod that detects unsafe off-thread world random access, helping to find causes of "Accessing LegacyRandomSource from multiple threads" crash.
Type
Mod
CurseForge Downloads
131,768
CurseForge ID
1111799
Last Updated
Sep 5, 2026
Description
Unsafe World Random Access Detector (Forge)
This is a mod that detects unsafe off-thread world random access, helping to find causes of "Accessing LegacyRandomSource from multiple threads" crash.
This is useful for finding the cause of mysterious crashes with Accessing LegacyRandomSource from multiple threads.
This is not a fix for the issue, but it will help you find the cause of the issue.
Looking for fabric versions? Looking for forge versions?
Recommended Gear
AffiliateHardware and extras that pair well with this mod.
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