sp-tarkov/build 4.0.12

SPT 4.0.12 (40087)

on GitHub

Requires EFT 0.16.9-40087 (released 12th September 2025)

You NEED the .NET 9 runtimes:

• https://dotnet.microsoft.com/en-us/download/dotnet/thank-you/runtime-9.0.9-windows-x64-installer
• https://dotnet.microsoft.com/en-us/download/dotnet/thank-you/runtime-aspnetcore-9.0.9-windows-x64-installer

Release notes

• Bug fixes

Automatic install instructions

This is the recommended way to install SPT
https://forge.sp-tarkov.com/installer

Mod compatibility

• Compatible with 99% of mods made for 4.0.x
• Incompatible with ALL mods not made for 4.0.x

Profile compatibility

• Compatible with 4.0.x profiles
• Incompatible with 3.11.0 profiles and older
• 3.11.4 profiles with no custom items/traders/total conversions should work

Manual install instructions (Optional)

https://github.com/sp-tarkov/build/wiki/Manual-Install-Instructions

Upgrading from 4.0.x

• Download 7z file from the "Direct Download" section below and extract its contents into your existing 4.0.x install folder. Overwrite all

Changes

MODIFIED

• Reduced size of profile JSONs
• Adjusted default log level from Trace up to Info
• Improved ragfair modlimit calculations #724
• Added head unlock support to quest completion reward system
• Head rewards will now be given to player when prestiging
• Log loaded mod GUID on server start
• Implement limit and time parameters for /client/mail/dialog/view endpoint #735
• Hardened AddTaskItemRequirementsToRewardPool against NullReferenceExceptions #729

FIXED

• Fixed invalid logging inside WeaponModLimitReached() #721
• Fixed bot generation working with stale data when transiting #726
• Fixed profile breaking when upgrading hideout areas in rare cases #727
• Fixed error message text not showing in red on server start
• Fixed log file new lines not working with linux
• Fixed colors not working on mod load failure #734
• Fixed issue where repeatable quest generation could break #732
• Fixed player entering hideout resetting quest & achievement counters #736

Known SPT issues

https://github.com/sp-tarkov/build/wiki/Known-SPT-issues

Known NON-SPT issues

https://github.com/sp-tarkov/build/wiki/Known-non-SPT-issues

Direct Download

https://spt-releases.modd.in/SPT-4.0.12-40087-b006ff9.7z

Thanks

https://github.com/ArchangelWTF
https://github.com/tyfon7
https://github.com/DrakiaXYZ
https://github.com/rootdarkarchon
https://github.com/PMouse23
https://github.com/acidphantasm