#Black screen.

38 messages · Page 1 of 1 (latest)

wise tree
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[SESSION] Updated
10:39:08.688 [WARNING] And this similar line to the launch options of ALL games that you're trying to launch from steam:
__GLX_VENDOR_LIBRARY_NAME=nvidia __NV_PRIME_RENDER_OFFLOAD=1 VK_DRIVER_FILES=/usr/share/vulkan/icd.d/nvidia_icd.x86_64.json %command%
10:39:08.902 [INFO] GPU Encoder vendor: VA-API NVDEC driver [direct backend]
10:39:08.902 [ERROR] H264 profile does not contain encoding entrypoint. Your gpu may not suport encoding with this.
10:39:08.902 [ERROR] HEVC profile does not contain encoding entrypoint. Your gpu may not suport encoding with this.
10:39:08.902 [INFO] AV1 profile does not contain encoding entrypoint.
Your gpu may not suport encoding with this. If you're not using this encoder, ignore this message.
10:39:08.988 [INFO] GPU supports H264 profile.
10:39:08.988 [INFO] GPU supports HEVC profile.
10:39:11.182 [INFO] Server connected
10:39:13.045 [INFO] Initial socket buffer size: send: 130560B, recv: 131072B
10:39:13.066 [INFO] Initial socket buffer size: send: 212992B, recv: 212992B
10:39:13.066 [INFO] Set socket send buffer succeeded: 425984
10:39:13.066 [INFO] Set socket recv buffer succeeded: 425984
10:39:13.067 [INFO] Render Target: 4288 2240
10:39:13.068 [INFO] Refresh Rate: 72
10:39:13.097 [INFO] Received new playspace with size: [1.7467942, 2.116287]
10:39:14.114 [INFO] Client disconnected. Cause: Interrupted system call (os error 4)
10:39:14.114 [INFO] Client disconnected. Cause: Interrupted system call (os error 4)
10:39:14.392 [INFO] Server disconnected
10:39:16.196 [INFO] Server connected
10:39:16.303 [INFO] Received new playspace with size: [1.7467942, 2.116287]

wise tree
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Ah, where can I install these drivers?

atomic coyote
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nvidia drivers should be provided by your distro

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follow steps that they recommend (dont download from nvidia website)

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run "nvidia-smi" to verify they are working

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if nvidia is working then problem is your igpu is being selected instead - disable igpu in bios if possible

wise tree
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heres the output of that nvidia-smi

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+-----------------------------------------------------------------------------------------+
| NVIDIA-SMI 570.133.07 Driver Version: 570.133.07 CUDA Version: 12.8 |
|-----------------------------------------+------------------------+----------------------+
| GPU Name Persistence-M | Bus-Id Disp.A | Volatile Uncorr. ECC |
| Fan Temp Perf Pwr:Usage/Cap | Memory-Usage | GPU-Util Compute M. |
| | | MIG M. |
|=========================================+========================+======================|
| 0 NVIDIA GeForce RTX 3080 ... Off | 00000000:01:00.0 On | N/A |
| N/A 65C P8 22W / 80W | 559MiB / 16384MiB | 0% Default |
| | | N/A |
+-----------------------------------------+------------------------+----------------------+

atomic coyote
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ah or maybe you have debian or other strange distro that seperates the nvenc from the drivers

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you are using debian or fedora or something?

wise tree
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bazzite

atomic coyote
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fuck

wise tree
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a branch off of fedora

atomic coyote
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find whatever package has nvenc and install that

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nvidia literally provides this with the drivers, but some geniuses decide to split it off

wise tree
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found thishttps://github.com/ublue-os/bazzite/issues/749

GitHub

Describe the bug I installed bazzite-nvidia, but NVENC support is missing. Running the following: nvcc --version returns bash: nvcc: command not found When trying to run ALVR to connect to a Quest ...

atomic coyote
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seems to be not a serious distro - no easy way to install video encoder

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we were able to get people with fedora working by just installing nvenc - but with bazzite its not so easy
@civic dirge halp

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even their special bazzite-nvidia version is missing nvenc from what i read

wise tree
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grahh

atomic coyote
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maybe there is way to fix this - but i just cant find it

wise tree
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If there isnt a way to fix ill might need to distro hop 😭

atomic coyote
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we can get you running with basically any distro, but stumped with bazzite+nvidia it seems

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no nvenc means no anything that does video encoding, how did they miss that?

wise tree
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i dont believe anything is blocking it

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Alright

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wired still a black screen

edgy jewelBOT
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Hello @wise tree!
Instructions bellow are applicable only to Linux version of ALVR. Ignore this message on Windows ALVR.

If you're using ALVR 20.12.1 and higher, please check your ALVR Dashboard Logs tab whenever you try to launch SteamVR through it.
If you're also using ALVR 20.12.0 and lower, check this page for the information on how to fix this issue.

GitHub

Stream VR games from your PC to your headset via Wi-Fi - alvr-org/ALVR

wise tree
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yeah i just did the udev thing and still nothing

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those are logs

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i see Force software decoder

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not encoder tho

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nvm found it

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still black

atomic coyote
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nvenc is not being blocked, bazzite just doesnt include it 🙂