Info Required FFB Loss Thread [Please Report in here]

Further information and reports are needed to assist development with a fix
I come back to my previous post,
today I find my FFB, the HUD lights up normally On the other hand the image of the hud remains fixed and the LEDs of the steering wheel do not light up.

moreover it is recognized as a "Thrusmaster advanced" (model which does not have at all the options of mine) which is a "Thrustmaster SF1000"

cordially

Laurent
 
I've given up hope and requested a refund on steam, keep loosing FFB between sessions is game breaking for a simluation title and no fix in sight, no acknowledgment, countless logs from everyone, everytime I ask support in discord or here, there is no dev responses, feel ignored, wish you the best for the future. (y)
 
Windows Version:10 Home
Steering Wheel: Thrustmaster T818
Steering Wheel Firmware Version: latest 6.01
Pedals: Thrustmaster T-LCM
Any other USB devices used with the game (Handbrakes, LapTimers etc): Thrustmaster TH8A
Online/Offline or Both: Online Race
Car Used: LMP2
Track Used: Sebring


Got a weird jolt out of nowhere in lap 1 and lost all FFB. I had to close the game, unplug/replug all devices, and "test FFB" in Thrustmaster Control Panel to get FFB back.
 

Attachments

  • trace_2024_08_11_16_28_49-34.txt
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Windows Version:
Edition Windows 11 Pro
Version 24H2
Installed on ‎5/‎22/‎2024
OS build 26100.1457
Experience Windows Feature Experience Pack 1000.26100.11.0

Steering Wheel: Simagic FX Pro on Alpha base
Steering Wheel Firmware Version: latest
Pedals: ECCI
Any other USB devices used with the game (Handbrakes, LapTimers etc): Virpil joystick
Online/Offline or Both: Online Race
Car Used: Corvette
Track Used: Monza


This appears to be when my FFB crashes:

1399.95s hwinput.cpp 1984: Failed to read steering wheel range from driver. Using configured maximum steering wheel angle of 900 degrees.
1399.95s hwinput.cpp 1984: Failed to read steering wheel range from driver. Using configured maximum steering wheel angle of 900 degrees.
1399.95s hwinput.cpp 1984: Failed to read steering wheel range from driver. Using configured maximum steering wheel angle of 900 degrees.
1399.95s hwinput.cpp 1984: Failed to read steering wheel range from driver. Using configured maximum steering wheel angle of 900 degrees.

Last post of these I will make. Doesn't seem like anyone is listening. This is a game-breaking issue. Guess I'll be keeping my iracing subscription for now.
 

Attachments

  • trace_2024_08_17_15_29_35-78.txt
    1 MB · Views: 1
Windows Version: 11
Steering Wheel: CSL DD
Steering Wheel Firmware Version: 1.2.09
Pedals: Asetek Invicta
Any other USB devices used with the game (Handbrakes, LapTimers etc): null
Online/Offline or Both: online - when someone joins
Car Used: HY BMW
Track Used: LM

If you can reproduce this on command, please provide a set of steps (Car/Track Used, Steps taken in menu to trigger this etc):
online, on track, someone joins, FFB lost for seconds
Do you have any Tracelogs: yes a lot
 

Attachments

  • trace_2024_08_18_16_20_40-93.txt
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NVIDIA Systeminformationen-Bericht erstellt am: 08/24/2024 02:44:34
Version der NVIDIA-App: 10.0.2.207
Betriebssystem: Microsoft Windows 10 Home, Version 10.0.19045
DirectX-Laufzeitversion: DirectX 12
Treiber: Game Ready Treiber - 560.94 - Aug 20, 2024
CPU: AMD Ryzen 9 5900X 12-Core Processor
RAM: 32.0 GB

Speicher (2): SSD - 465.8 GB,SSD - 931.5 GB

Steering Wheel Moza KS Wheel Firmware v1.2.2.7
Wheelbase Moza R12, Force Feedback 3.0 (not beta - official release) Version: v1.2.3.7j
Pedals: Consit CPP Lite Pedals. Firmware v2.07

Until now i have noted losing Forcefeedback for few seconds when someone joins the session online. But Races were all fine until today. The Sebrings hypercar fixed was the first race where forcefeedback just gone for few seconds and then all was good again. No need to press reset force feedback buttonj.


Grafikkarte
GPU-Prozessor: NVIDIA GeForce RTX 3080 Ti
Direct3D-Funktionsebene: 12_1
CUDA-Kerne: 10240
Grafik-Taktfrequenz: 1800 MHz
Größenverstellbare Leiste: Ja
Speicher-Datenrate: 19.00 Gbps
Speicherschnittstelle: 384-Bit
Speicherbandbreite: 912.096 GB/s
Gesamter verfügbarer Grafikspeicher: 28627 MB
Dedizierter Videospeicher: 12288 MB GDDR6X
System-Videospeicher: 0 MB
Gemeinsam genutzter Systemspeicher: 16339 MB
Video-BIOS-Version: 94.02.71.80.86
IRQ: Nicht benutzt
Bus: PCI Express x16 Gen4
Geräte-ID: 10DE 2208 39673842
Teilenummer: G132 0018

Anzeige (1): Asustek Computer Inc ROG PG259QN
Auflösung: 1920 x 1080
Bildwiederholfrequenz: 120 Hz
Desktop-Farbtiefe: Maximum (32 Bit)
Anzeigetechnologie: G-SYNC
HDCP: Unterstützt

Anzeige (2): HP Inc. HP P34hc G4
Auflösung: 3440 x 1440
Bildwiederholfrequenz: 100 Hz
Desktop-Farbtiefe: Maximum (32 Bit)
HDCP: Unterstützt
 

Attachments

  • trace_2024_08_23_22_29_03-90.zip
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Windows Version: Windows 10 Pro 22H2 build 19045.4842
Steering Wheel: Thrustmaster T500RS
Steering Wheel Firmware Version: 47.00 Driver 2.11.57.0 S/N: 530T119C001828
Pedals: PedalDF
Any other USB devices used with the game (Handbrakes, LapTimers etc): NO
Online/Offline or Both: I play only online
Car Used: every
Track Used:every

Guys, I'm having a very annoying issue with my Thrustmaster T500RS. I've played LMU without this issue since the game was launched, but this past weekend, I decided to format my PC and reinstall every software, LMU included obviously.

But since this formatting, I started to have this annoying issue, where my FFB simply disappear between sessions. I've already have the "Reset FFB" button set, but this is ineffective to solve the problem. The only solution I managed to see working is, in the middle of the session, to turn the power cord of the wheel off and plug it in again, and then press the "Reset FFB" button... But, if this issue happens between qualy and race, I get my race ruined, because this process makes me drive slow and I just finished a race where I got a drivethru for driving to slow, when I realized I had lose FFB and did the procedure while the grid was already going to the racing start....

If anybody knows how to solve this, I'll be much appreciated!!!

Cheers,
Bruno Fabiano

P.S.: tryed to upload the trace log from the last race I had the issue, but the forum didn't accept because the file is too large (5MB)
 
Last edited:
Windows Version: Windows 10 Pro 22H2 build 19045.4842
Steering Wheel: Thrustmaster T500RS
Steering Wheel Firmware Version: 47.00 Driver 2.11.57.0 S/N: 530T119C001828
Pedals: PedalDF
Any other USB devices used with the game (Handbrakes, LapTimers etc): NO
Online/Offline or Both: I play only online
Car Used: every
Track Used:every

Guys, I'm having a very annoying issue with my Thrustmaster T500RS. I've played LMU without this issue since the game was launched, but this past weekend, I decided to format my PC and reinstall every software, LMU included obviously.

But since this formatting, I started to have this annoying issue, where my FFB simply disappear between sessions. I've already have the "Reset FFB" button set, but this is ineffective to solve the problem. The only solution I managed to see working is, in the middle of the session, to turn the power cord of the wheel off and plug it in again, and then press the "Reset FFB" button... But, if this issue happens between qualy and race, I get my race ruined, because this process makes me drive slow and I just finished a race where I got a drivethru for driving to slow, when I realized I had lose FFB and did the procedure while the grid was already going to the racing start....

If anybody knows how to solve this, I'll be much appreciated!!!

Cheers,
Bruno Fabiano

P.S.: tryed to upload the trace log from the last race I had the issue, but the forum didn't accept because the file is too large (5MB)
zip up the trace, then you should be able to upload it. Make sure your Thrustmaster software is fully up to date. Unplug as many non-necessary peripherials. Run LMU from a clean reboot of windows and then directly to LMU.
 
zip up the trace, then you should be able to upload it. Make sure your Thrustmaster software is fully up to date. Unplug as many non-necessary peripherials. Run LMU from a clean reboot of windows and then directly to LMU.
Hi Dave,
I'll try to zip the trace file and upload it here... About the Thrustmaster driver and clean O.S, as I said, I'm running a recently formated Windows in which, basically, there is just the LMU installed... What amazes me is that before I decided to format my PC, it was way "dirtier" than now, but I had never have this issue before... And I had absolutely no change in any hardware items to justify this behavior change on ffb...

Analysing the trace file from the race I started without the ffb, I saw lots of log messages related to ffb issues... This trace file is opened when you enter the server or it is opened on every new event session??? I mean, the trace file is unique since you get into the server or there is a trace file for the practice, other for the qualifying and another for the race???

Cheers
 
Analysing the trace file from the race I started without the ffb, I saw lots of log messages related to ffb issues... This trace file is opened when you enter the server or it is opened on every new event session??? I mean, the trace file is unique since you get into the server or there is a trace file for the practice, other for the qualifying and another for the race???

Cheers
The trace file is unique per game run (from when you launch the game until you quit it/or it crashes).
 
Last edited:
Windows Version: 11 Pro
Steering Wheel: Wheelbase Fanatec DD1 / Steering Wheel Grid-engineering Porsche 911 RSR
Steering Wheel Firmware Version: latest
Pedals: SRP Formula R with SR3D pedal rumble motor kit
Any other USB devices used with the game (Handbrakes, LapTimers etc): D-Box / CSE Eau Rouge bottom box / Hsimracing FAN KIT / GRID Brows Led
Online/Offline or Both: in my case only online
Car Used: HY Ferrari 499P
Track Used: Circuit de la Sarthe / SPA and other

-In the attached tracelog 09_05_21_20_02-75 happened at 56:30 from the end of the timed session. when user Vince Cosa entered the session and at 48:25 when user Ichiro Suzuki entered the session.

- In the attached tracelog 09_05_22_46_28-46 happened 2 more times in a short space of time when user Ichiro Suzuki and then user Jean-Baptiste Thomas entering the session
 

Attachments

  • trace_2024_09_05_21_20_02-75.txt
    1.8 MB · Views: 1
  • trace_2024_09_05_22_46_28-46.txt
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If you have experienced FFB loss after Patch 2, please can you fill out the below and help us look into this and find a resolution:

Windows Version:10
Steering Wheel:TM248
Steering Wheel Firmware Version:2.00-R2.00
Pedals:TM248
Any other USB devices used with the game (Handbrakes, LapTimers etc):No
Online/Offline or Both:Online
Car Used:peugoet9x8
Track Used:LeMans

If you can reproduce this on command, please provide a set of steps (Car/Track Used, Steps taken in menu to trigger this etc):
Do you have any Tracelogs:
[you can find log files in userdata/log and select most recent file after the bug is found (e.g. trace_2024_02_08_12_04_32-21)]
Hello, I lost force feedback completely halfway through an online race today, the loss was not temporary, but constant and didn't come back. With that loss of force feedback I ended up DNF'ing and losing some Driver Rating which I am pretty pissed about
 
Hello, I lost force feedback completely halfway through an online race today, the loss was not temporary, but constant and didn't come back. With that loss of force feedback I ended up DNF'ing and losing some Driver Rating which I am pretty pissed about
Without logs, devs can't do much.
 
ok getting mico pauses for only split second causing ffb loss which when it happens round a corner puts you into a wall , its making this game unplayable for me atm . this has just happened to me in online practice with no one else in the server. i have a gtx 4090 and getting over 200 fps but it still happens. i dont get this with iracing or acc. i have attached trace of the online practice i did with no one else in it.
 

Attachments

  • trace_2024_09_10_10_12_06-84.txt
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Windows Version: Windows 10 22H2 (19045.4894)
Steering Wheel: Fanatec CSW 2.5, Clunsport Formaul V2 Steering Wheel
Steering Wheel Firmware Version:
[Wheel Base: 693], Wheel Base motor: 22], Sterring Wheel: 47]
Pedals:
Asetek Invicta
Any other USB devices used with the game (Handbrakes, LapTimers etc):
SG Racing Sequential shifter (connected, but not used per se)
Online/Offline or Both:
Offline
Car Used:
Ferrai Hyper
Track Used:
Spa, Fuji

If you can reproduce this on command, please provide a set of steps (Car/Track Used, Steps taken in menu to trigger this etc):
Do you have any Tracelogs: Attached.


It happens on mostly all tracks, and is very random in nature.
Can't reproduce it, will happen once on a turn and then never again that race.
 

Attachments

  • trace_2024_09_10_20_18_42-84.txt
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  • trace_2024_09_14_21_12_17-90.txt
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  • trace.txt
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  • trace_2024_09_12_19_55_22-81.txt
    2.6 MB · Views: 2
Windows Version: 10
Steering Wheel: T500rs
Steering Wheel Firmware Version: 47, driver 2.11.57.0, package 1.TTRS.2024
Pedals: T500rs pedals
Any other USB devices used with the game (Handbrakes, LapTimers etc): not applicable as this issue happens with or without them.
Online/Offline or Both: only played offline
Car Used: all
Track Used: all

My FFB loss occurs while changing sessions, but I mostly encounter it while restarting a race in singleplayer.
I Can reproduce it consistently by starting a race and then hitting Esc and restart race.
 

Attachments

  • trace_2024_09_15_14_12_39-65.txt
    1.5 MB · Views: 1
In my case the loss of the FFB also happens several times in the same session when exiting the pits.
On average in an online session I am forced to reset my TMX at least six times.
This only happens with LMU, never had problems with AC, ACC, BeamNG and Rennsport.
 
Windows Version: 11 23H2
Steering Wheel: Thrustmaster TMX
Steering Wheel Firmware Version: Package 1.TTRS.2024 Firmware: 20 Driver: 2.11.57.0
Pedals: Thrustmaster T3PA
Any other USB devices used with the game (Handbrakes, LapTimers etc): Connected but not configured in game T.Flight Hotas X joystick
Online/Offline or Both: Online, I haven't tried offline.
Car Used: GTE Porsche, LMH Peugeot
Track Used:
Sebring, Monza, Le Mans, Bahrain

If you can reproduce this on command, please provide a set of steps (Car/Track Used, Steps taken in menu to trigger this etc):
When it happens it seems to happen when going out again after returning to garage in one session during which other players connected while I was on track, or on session change during an event. It also happens when returning to main menu (and attempting another event/practice).
As a workaround I discovered I can reboot the wheel while in game and then press the reset FFB key to get back FFB.
FFB remains disabled after quiting LMU, the only way is to reboot the wheel.
Do you have any Tracelogs: see some attached
Windows Version: 11 23H2
Steering Wheel: Thrustmaster T150
Steering Wheel Firmware Version: Package 1.TTRS.2024 Firmware: 20 Driver: 2.11.57.0
Pedals: Thrustmaster T3PA
Any other USB devices used with the game (Handbrakes, LapTimers etc): not connected but configured Saitek X52
Online/Offline or Both: Online, I haven't tried offline.
Car Used: All
Track Used:
All
Same problem with my Trustmaster T150 => randomly forcefeedback loss between sessions. Most of the time between free practice session and qualification session. Need to unplug/replug the wheel, but i lose braking pedal setting (custom max braking force setting).
We have another PC with another T150, same problem.
Key for resetting FFB doesn't help.
Last trustmaster firmware and drivers.
Only appears in LMU.
 
Windows Version: 11 23H2
Steering Wheel: Thrustmaster T150
Steering Wheel Firmware Version: Package 1.TTRS.2024 Firmware: 20 Driver: 2.11.57.0
Pedals: Thrustmaster T3PA
Any other USB devices used with the game (Handbrakes, LapTimers etc): not connected but configured Saitek X52
Online/Offline or Both: Online, I haven't tried offline.
Car Used: All
Track Used:
All
Same problem with my Trustmaster T150 => randomly forcefeedback loss between sessions. Most of the time between free practice session and qualification session. Need to unplug/replug the wheel, but i lose braking pedal setting (custom max braking force setting).
We have another PC with another T150, same problem.
Key for resetting FFB doesn't help.
Last trustmaster firmware and drivers.
Only appears in LMU.
Exact same problem here, same windows version and wheel firmware.
 
Whenever I back out of a race session and load into a new one my TMX loses force feedback, it can be very random but usually happens after I've loaded into a new session after being in another race beforehand.
 
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