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GeneralEngine · Security · Unity · Maintenance · Bugfixes · Stability · Hotfix · Bugfix · Save Game · Economy · Technical · System · QoL · UI · Misc · Performance · VR · Crash · Controls · Roadmap · General · Teaser · Optimization · Map · Savegame
22 patcheslast touched 9mo ago▲ +15

Power trajectory

Up = buffed, down = nerfed
0+15Jan 26, 2019Oct 4, 2025Jan 26, 2019 — Build #48 - Savegame, license unlocking and garage unlocking +1 / -0 (cum +1)Feb 1, 2019 — Build #50 - Spawn location fix, working Rift controllers, WMR controls +2 / -1 (cum +2)Feb 6, 2019 — Build #53 - Graphics options +1 / -0 (cum +3)Feb 12, 2019 — Build #55 - Further nonVR & derailment improvements +2 / -0 (cum +5)Feb 15, 2019 — Build #56 - Steamer improvements, CPU optimization and more! +2 / -0 (cum +7)Feb 19, 2019 — Build #58 - More bug fixes, slight performance improvements +2 / -0 (cum +9)Feb 20, 2019 — Build #59 - Various bug fixes, alternative keyboard controls +0 / -0 (cum +9)Feb 23, 2019 — Build #60 - Solid bridges & tunnels, track tweaks, Oculus performance +0 / -0 (cum +9)Feb 27, 2019 — Build #61 - Fixed unpause damage, potentially fixed "quit crash", Vive click-rotate +0 / -0 (cum +9)Apr 3, 2019 — Build #67 - Shunter remote, fixed lost items and more! +0 / -0 (cum +9)Apr 19, 2019 — Build #72 - Loading screen, pocket watch, fixed starting underground and more! +1 / -0 (cum +10)May 8, 2019 — Build #75 - Bug fixes, NonVR inventory improvements and more! +0 / -0 (cum +10)May 15, 2019 — Build #76 - Stability fixes, cars cargo, bug fixes and more! +2 / -0 (cum +12)May 22, 2019 — Build #77 - Fixed tunnels, various bug fixes +2 / -0 (cum +14)Jun 20, 2019 — Build #78 - Optimized item spawning, alt-tab pause, many bug fixes +1 / -0 (cum +15)May 22, 2020 — Known issues & tips on how to solve them +0 / -0 (cum +15)Oct 14, 2020 — Hotfix for the rare case of players missing items/money +0 / -0 (cum +15)Aug 24, 2021 — Build #92 Hotfix +0 / -0 (cum +15)Dec 10, 2024 — B99.3 - Quick Fixes +0 / -0 (cum +15)Jul 18, 2025 — B99.6 - Bug Fixes, Ladder-climbing & More +0 / -0 (cum +15)Aug 2, 2025 — B99.7 - More Small Bug Fixes +0 / -0 (cum +15)Oct 4, 2025 — Unity Security Patch +0 / -0 (cum +15)
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Patch history

    • 🐛Bug fixsecurity vulnerability

      Fixed a high-severity vulnerability (CVE-2025-59489) that could allow local code execution or information disclosure via unsafe file loading.

      bugfix

    • 🐛Bug fixstability

      Released a set of minor bug fixes based on community reports to improve overall game stability.

    • OtherdevelopmentB100

      Development is currently underway for the next major update, B100.

    • 🐛Bug fixstability

      Addressed many of the remaining less critical bugs to improve overall game stability.

      bugfix

  1. Dec 10, 2024·B99.3 - Quick Fixes
    • 🐛Bug fixsave system

      Fixed a critical bug where progress would not save if items were placed in hangers or sticky tapes were mounted outside of trains.

    • 🐛Bug fixgeneral

      Included several miscellaneous bug fixes to improve overall game stability.

  2. Aug 24, 2021·Build #92 Hotfix
    • 🐛Bug fixinventory order

      Fixed an issue where inventory order would shuffle upon restarting the game.

    • 🐛Bug fixitem stability

      Fixed items popping out of player hands when transitioning between vehicles.

    • 🐛Bug fixBoomboxcassette stability

      Fixed cassettes falling out of the Boombox while on a vehicle.

    • 🐛Bug fixsave system

      Fixed a bug where a derailed caboose during an update would cause a saving error, leading to the loss of player items and money.

      bugfix

    • Newsave managerAdded

      A proper in-game save manager will be added in a future update to better handle save versions and backups.

      quality

    • OtherRAM16 GB GB

      Crashes are attributed to lack of memory; players are advised to have at least 16GB RAM and increase virtual memory to mitigate issues.

    • 🐛Bug fixLocomotive Physics

      Investigating an issue where players fall through locomotives or lose control; restarting the game is a temporary fix.

    • 🐛Bug fixcamera tilt

      Fixed a bug where the camera would tilt unexpectedly while inside a locomotive cab.

      Fixed camera tilting bug while in locomotive cabs.

    • 🎯Behavioritem spawning

      Optimized the process of spawning items to improve game performance.

      Optimized item spawning.

    • 🎯Behaviorwindow switchingactivepaused

      The game now automatically pauses when the player alt-tabs or switches windows.

      Alt-tab now pauses the game.

    • 🐛Bug fixpause audioplayingsilent

      Fixed an issue where game sounds continued to play while the game was paused.

      Pause stops the sounds too.

    • 🛠QoLcontrols bookletstaticdynamic

      The controls booklet now dynamically updates based on the current input device being used.

      Booklet now adapts to input device.

    • 📊Numericremote controller batteryincreased

      Increased the battery life of the remote controller.

      Extended battery life.

    • 🛠QoLUI font sizeincreased

      Increased the size of the crosshair and interaction text for players using high-resolution screens (e.g., 4K).

      Increased font size for high-res screens.

    • 🐛Bug fixremote battery indicator

      Fixed the locomotive remote battery indicator incorrectly showing as not charging.

      Charging indicator fix

    • Newload machineAdded

      The load machine now displays the ID of its corresponding track for better navigation.

      Track ID display

    • 🔁ReworkUnity VersionPrevious2018.3

      Upgraded to Unity 2018.3, which eliminates rare in-game crashes and the crash dialog when quitting.

      Engine upgrade

    • ✂️RemovedCPU RequirementSSE4Removed

      Removed the SSE4 requirement, allowing the game to run on older CPUs such as the Phenom II.

      Compatibility

    • 🛠QoLTerrain RenderingImproved

      Optimized terrain rendering for better performance and slightly improved graphics.

      Performance

    • 🐛Bug fixsave-game

      Fixed a critical issue where VR players using 'restart at nearest station' while on a train could corrupt their save-game by teleporting out of bounds.

      bugfix

    • 🐛Bug fixlaunch

      Fixed a bug that could prevent the game from starting on the first launch after installation.

      bugfix

    • 🛠QoLUI

      Fixed loading screen background image aspect ratio when resizing the window.

      quality

    • 🐛Bug fixplayer position

      Fixed an issue where the initial player position in the tutorial was too low.

      bugfix

    • 🔁Reworkloading systemReworked

      Reworked game loading to include a progress screen and prevent players from falling through terrain upon starting.

      Reworked loading

    • 📊Numericjob validator cooldown100%50%

      Halved the cooldown for the job validator, allowing for faster job verification.

      Cooldown reduced

    • NewDV GuideAdded

      Added new pages to the DV Guide covering derailing and item storage.

      Guide update

    • 🐛Bug fixteleport console commands

      Fixed a crash that occurred when using teleport console commands while on a vehicle.

      Bugfix

    • 🐛Bug fixshadows

      Fixed clipped shadow glitches occurring on various parts of the railway.

      Visual Fix

    • 🐛Bug fixLOD

      Fixed railway LOD issues, specifically around the Machine Factory.

      Visual Fix

    • 🐛Bug fixjob loading

      Fixed job loading errors that were potentially causing other bugs in save-games.

      Save Fix

    • 🎯Behaviorstability

      Updated the burst compiler to potentially resolve crashes occurring when quitting the game or during general gameplay.

      Potential crash fix

    • 🛠QoLcontrols bookletUpdated

      Updated the non-VR controls booklet page and added the page to the game files.

      nonVR controls

    • OtherroadmapUpdated

      Roadmap updated to reflect current work on savegames, item storage, and hazmat jobs.

      Development update

    • 🐛Bug fixinteraction prompt

      Fixed the 'Press F to enter' prompt not appearing when aiming under a shunter's window.

      Fixed 'Press F to enter' visibility.

    • 🐛Bug fixlean/crouch

      Fixed a bug where leaning or crouching would malfunction after teleporting in non-VR mode.

      Fixed teleport bug.

    • 🐛Bug fixcar deletion

      Fixed an error related to the deletion of unused cars introduced in the previous build.

      Fixed error from build #58.

    • OtherHazardous MaterialsTeased

      Teased upcoming assets for the Hazardous Materials update.

      Upcoming content teaser.

    • 🐛Bug fixperformance

      Fixed a bug where large stations caused significant performance drops, improving stability in busy areas.

    • 🐛Bug fixspawning

      Fixed an issue where cars would occasionally spawn inside buffer stops.

    • 🐛Bug fixMovementsmoothing

      Resolved a bug affecting leaning and crouch smoothing that was introduced in build #57.

    • NewConsoleOculus SDK commandsAdded

      Added new console commands for adaptive resolution and render scale specifically for Oculus users.

    • 🎯Behaviormemory allocation

      Implemented minor memory allocation optimizations to reduce game stuttering.

    • 📊NumericCPU usage-10%

      Rewritten vehicle simulation code reduces overall CPU usage by approximately 10% and reduces stuttering.

      Performance

    • 🐛Bug fixOculus SDK supersampling100%>100%

      Potentially fixed an issue where Oculus SDK supersampling could not be set above 100%.

      Platform

    • 📊NumericTracksclearance spaceincreased

      Slightly increased track clearance so switches are not packed too closely together.

      Spacing

    • 🐛Bug fixJob Validatoraudioinfinite beepingfixed

      Fixed a bug where the job validator would beep infinitely when using the wallet or taking money.

      Bugfix

    • 🎯BehaviorCash Registerbehaviorkeep moneyreturn to wallet

      Cash register now automatically returns money to the player's wallet if they walk away.

      QoL

    • 🎨VisualMapwater colorblue

      Water surfaces on the map are now colored blue for better clarity.

      Visual

    • 📊Numericminimum GPU requirement (non-VR)GTX 1070GTX 760

      Lowered minimum GPU requirements for non-VR mode to make the game accessible to more players with lower-end hardware.

      numeric

    • Newgraphics optionsAdded

      Added graphics settings to allow players to optimize performance or increase visual quality.

      new

    • Newsound volume optionAdded

      Added a volume slider to allow players to adjust audio levels.

      new

    • 🛠QoLoutput logAdded system info

      The output log now includes CPU, GPU, and RAM information to assist in debugging.

      quality

    • 🎯BehaviorVR FallbackManualAutomatic

      The game now automatically falls back to non-VR mode if no headset is detected when starting the VR version.

      quality

    • 🐛Bug fixCash RegisterExploitFixed

      Fixed a money-making exploit involving the cash register.

      bugfix

    • 🐛Bug fixTeleportalignmentOffsetAligned

      Fixed misaligned teleporting when inside fast-moving trains, especially at low frame rates.

      bugfix

    • Newautosave interval30s s

      The game now automatically saves progress every 30 seconds, including player position, money, and inventory.

      autosave

    • 🎯Behaviorsave state

      Active jobs and train positions are not yet saved; leaving the game treats them as abandoned.

      limitation

    • 🎯Behaviorskiptutorial flagEnabledDisabled

      The '-skiptutorial' launch flag has been disabled.

      restriction

General balance history — Derail Valley · PatchDiff