11:06:42.265: Adapter 0: Intel(R) HD Graphics Family
11:06:42.265: Dedicated VRAM: 134217728
11:06:42.265: Shared VRAM: 1879048192
11:06:42.265: output 0: pos={0, 0}, size={1920, 1080}, attached=true
11:06:42.265: Adapter 1: NVIDIA GeForce GT 750M
11:06:42.265: Dedicated VRAM: 2085482496
11:06:42.265: Shared VRAM: 2147610624
11:06:42.267: Loading up D3D11 on adapter Intel(R) HD Graphics Family (0)
11:06:42.726: D3D11 loaded successfully, feature level used: b000
You've got two GPUs, and you're running OBS on the weaker of the two. If you need display capture, this is necessary, but for all other reasons, it's worse. If you only need input from the camera and not the computer display, don't do this. Set OBS to run in high performance graphics mode.
11:07:27.632: error: Cannot load cuGLGetDevices_v2
11:07:27.633: [NVENC encoder: 'simple_h264_stream'] Failed to open NVENC codec: Operation not permitted
NVENC is an Nvidia feature, so it can't be used on your Intel GPU.
Furthermore, as far as I can tell, your GT750M does not support NVENC:
NVENC is a technology used by NVIDIA that handles video hardware encoding. Many NVIDIA GPUs support this technology, among others some GeForce GPUs used in desktop and mobile computers.In order to ...
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