sp-tarkov/build 4.0.5

SPT 4.0.5 (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

• A round-up of fixes including a Steam-install related fix

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

ADDED

• Added Map piece to Programmer's diary (Copy) sacrifice
• Added replacement text to pre-raid screen to reduce player confusion

MODIFIED

• Disabled copy live eft settings to spt option in launcher as it breaks the game
• Massivly reduced the time it takes server to process a trader payment when player has over 1 billion roubles
• Improved error message shown in server window when player is missing mod depenencies on server start

FIXED

• Fixed Launcher not seeing Steam copies of EFT
• Fixed repair kits never giving buffs to weapons/armors after repair
• Fixed keys on flea not having their durability calculated correctly, leading to strange prices for used keys
• Fixed weapon repairs using a kit never critically succeeding or critically failing
• Fixed a server error relating to duplicate bundle hashes
• Fixed various broken logging messages when repairing an item using repair kit
• Fixed ragfair-offer_not_found_in_profile locale message missing profile id
• Fixed message_send_failed_with_error locale log message
• Fixed cause of server error when sending notification popup to player
• Fixed launcher not copying all log files

MODDERS

• Updated server and module solutions to use SLNX
• PrioritiseStashSort() Signature change, now requires a Dictionary<string, MongoId> instead of List<Item>

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-4.0.5-40087-1bba508.7z

Thanks

ArchangelWTF
DrakiaXYZ
CJ-SPT
yuyuimoe
SwiftXP
sheepy