could you provide the log?
and as said in the error update drivers
what i found on the internet:
go in task manager and stop every obs process (apparently works)
a video I found (no idea if it works but worth a try)
Simple guide how to FIX OBS - Failed to start recording error!This error has nothing to do with NVENC, your video card drivers or your video card itself (for...
www.youtube.com
03:04:20 PM.689: CPU Name: AMD Ryzen 7 2700 Eight-Core Processor
03:04:20 PM.689: CPU Speed: 1480.321MHz
03:04:20 PM.690: Physical Cores: 8, Logical Cores: 16
03:04:20 PM.690: Physical Memory: 24043MB Total, 18285MB Free
03:04:20 PM.690: Kernel Version: Linux 5.9.1-arch1-1
03:04:20 PM.690: Distribution: "Arch Linux" Unknown
03:04:20 PM.690: Window System: X11.0, Vendor: The X.Org Foundation, Version: 1.20.9
03:04:20 PM.692: Portable mode: false
03:04:20 PM.748: OBS 26.0.2.r40.gc16517ca8 (linux)
03:04:20 PM.748: ---------------------------------
03:04:20 PM.748: ---------------------------------
03:04:20 PM.748: audio settings reset:
03:04:20 PM.748: samples per sec: 48000
03:04:20 PM.748: speakers: 2
03:04:20 PM.755: ---------------------------------
03:04:20 PM.755: Initializing OpenGL...
03:04:20 PM.833: Loading up OpenGL on adapter X.Org Radeon RX 560 Series (POLARIS11, DRM 3.39.0, 5.9.1-arch1-1, LLVM 10.0.1)
03:04:20 PM.833: OpenGL loaded successfully, version 4.6 (Core Profile) Mesa 20.2.1, shading language 4.60
03:04:20 PM.853: ---------------------------------
03:04:20 PM.853: video settings reset:
03:04:20 PM.853: base resolution: 1920x1080
03:04:20 PM.853: output resolution: 1920x1080
03:04:20 PM.853: downscale filter: Lanczos
03:04:20 PM.853: fps: 60/1
03:04:20 PM.853: format: NV12
03:04:20 PM.853: YUV mode: sRGB/Full
03:04:20 PM.853: NV12 texture support not available
03:04:20 PM.859: Audio monitoring device:
03:04:20 PM.859: name: Default
03:04:20 PM.859: id: default
03:04:20 PM.860: ---------------------------------
03:04:20 PM.863: Failed to load 'en-US' text for module: 'decklink-ouput-ui.so'
03:04:21 PM.024: A DeckLink iterator could not be created. The DeckLink drivers may not be installed
03:04:21 PM.024: No blackmagic support
03:04:21 PM.041: [obs-browser]: Version 2.8.7
03:04:21 PM.079: NVENC supported
03:04:21 PM.079: FFMPEG VAAPI supported
03:04:21 PM.107: VLC found, VLC video source enabled
03:04:21 PM.111: ---------------------------------
03:04:21 PM.111: Loaded Modules:
03:04:21 PM.111: vlc-video.so
03:04:21 PM.111: text-freetype2.so
03:04:21 PM.111: rtmp-services.so
03:04:21 PM.111: obs-x264.so
03:04:21 PM.111: obs-transitions.so
03:04:21 PM.111: obs-outputs.so
03:04:21 PM.111: obs-libfdk.so
03:04:21 PM.111: obs-filters.so
03:04:21 PM.111: obs-ffmpeg.so
03:04:21 PM.111: obs-browser.so
03:04:21 PM.111: linux-v4l2.so
03:04:21 PM.111: linux-pulseaudio.so
03:04:21 PM.111: linux-jack.so
03:04:21 PM.111: linux-decklink.so
03:04:21 PM.111: linux-capture.so
03:04:21 PM.111: linux-alsa.so
03:04:21 PM.111: image-source.so
03:04:21 PM.111: frontend-tools.so
03:04:21 PM.111: decklink-ouput-ui.so
03:04:21 PM.111: ---------------------------------
03:04:21 PM.111: os_dlopen(../obs-plugins/obs-browser->../obs-plugins/obs-browser.so): ../obs-plugins/obs-browser.so: cannot open shared object file: No such file or directory
03:04:21 PM.111:
03:04:21 PM.112: ==== Startup complete ===============================================
03:04:21 PM.116: Switched to Preview/Program mode
03:04:21 PM.116: ------------------------------------------------
03:04:21 PM.119: All scene data cleared
03:04:21 PM.119: ------------------------------------------------
03:04:21 PM.128: xshm-input: Geometry 1920x1080 @ 1080,1080
03:04:21 PM.132: v4l2-input: Start capture from /dev/video0
03:04:21 PM.134: v4l2-input: Input: 0
03:04:21 PM.134: v4l2-input: Resolution: 640x480
03:04:21 PM.134: v4l2-input: Pixelformat: YU12
03:04:21 PM.134: v4l2-input: Linesize: 640 Bytes
03:04:21 PM.134: v4l2-input: Framerate: 30.00 fps
03:04:21 PM.137: Source ID 'linuxbrowser-source' not found
03:04:21 PM.137: Failed to create source 'Web Clock'!
03:04:21 PM.138: Switched to scene 'Scene 2'
03:04:21 PM.139: ------------------------------------------------
03:04:21 PM.139: Loaded scenes:
03:04:21 PM.139: - scene 'WebCam':
03:04:21 PM.139: - source: 'Background' (group)
03:04:21 PM.139: - source: 'Background Image' (image_source)
03:04:21 PM.139: - source: 'Web Clock' (linuxbrowser-source)
03:04:21 PM.139: - source: 'Games' (group)
03:04:21 PM.139: - source: 'OsuLazer' (xcomposite_input)
03:04:21 PM.139: - source: 'Minecraft' (xcomposite_input)
03:04:21 PM.139: - source: 'Borderlands 2' (xcomposite_input)
03:04:21 PM.139: - source: 'Resident Evil Bench' (xcomposite_input)
03:04:21 PM.139: - source: 'TBOI' (xcomposite_input)
03:04:21 PM.139: - source: 'Webcam' (group)
03:04:21 PM.139: - source: 'Camera' (v4l2_input)
03:04:21 PM.139: - source: 'Frame' (image_source)
03:04:21 PM.139: - scene 'Break':
03:04:21 PM.139: - source: 'Breaker' (image_source)
03:04:21 PM.139: - scene 'Scene 2':
03:04:21 PM.139: - source: 'Screen Capture (XSHM)' (xshm_input)
03:04:21 PM.139: ------------------------------------------------
03:04:31 PM.694: ---------------------------------
03:04:31 PM.697: [FFMPEG VAAPI encoder: 'recording_h264'] settings:
03:04:31 PM.697: device: /dev/dri/renderD128
03:04:31 PM.697: rate_control: CBR
03:04:31 PM.697: profile: 578
03:04:31 PM.697: level: 40
03:04:31 PM.697: qp: 0
03:04:31 PM.697: bitrate: 2500
03:04:31 PM.697: maxrate: 2500
03:04:31 PM.697: keyint: 120
03:04:31 PM.697: width: 1920
03:04:31 PM.697: height: 1080
03:04:31 PM.697: b-frames: 0
03:04:31 PM.697:
03:04:31 PM.729: [FFMPEG VAAPI encoder: 'recording_h264'] Failed to open VAAPI codec: Function not implemented
