NVEnc could not be found

[Selur]

I'm also using an MSI RTX 4090--would that have anything to do with it?

Then NVEncC should output something like:

NVEncC (x64) 7.66 (r2994) by rigaya, Sep 2 2024 12:52:18 (VC 1929/Win) [NVENC API v12.2, CUDA 10.1] reader: raw, y4m, avi, avs, vpy, avsw, avhw [H.264/AVC, H.265/HEVC, MPEG2, VP8, VP9, VC-1, MPEG1, MPEG4, AV1] Environment Info OS : Windows 11 x64 (22631) [UTF-8] CPU: AMD Ryzen 9 7950X 16-Core Processor [5.52GHz] (16C/32T) RAM: Used 15343 MB, Total 64631 MB #0: NVIDIA GeForce RTX 4080 (9728 cores, 2505 MHz)[PCIe4x16][561.09] NVEnc features Codec: H.264/AVC Encoder Engines 2 Max Bframes 4 B Ref Mode 3 (each + only middle) RC Modes 63 (CQP, CBR, CBRHQ, VBR, VBRHQ) Field Encoding 0 (no) MonoChrome no Alpha Channel no FMO no Quater-Pel MV yes B Direct Mode yes CABAC yes Adaptive Transform yes Max Temporal Layers 4 Hierarchial P Frames yes Hierarchial B Frames yes Max Level 62 (6.2) Min Level 10 (1) 4:4:4 yes Min Width 145 Max Width 4096 Min Height 49 Max Height 4096 Multiple Refs yes Max LTR Frames 8 Dynamic Resolution Change yes Dynamic Bitrate Change yes Forced constant QP yes Dynamic RC Mode Change no Subframe Readback yes Constrained Encoding yes Intra Refresh yes Custom VBV Bufsize yes Dynamic Slice Mode yes Ref Pic Invalidiation yes PreProcess no Async Encoding yes Max MBs 65536 Lossless yes SAO no Me Only Mode 1 (I,P frames) Lookahead yes AQ (temporal) yes Weighted Prediction yes Temporal Filter no Lookahead Level yes Undirectional B no 10bit depth no Codec: H.265/HEVC Encoder Engines 2 Max Bframes 5 B Ref Mode 3 (each + only middle) RC Modes 63 (CQP, CBR, CBRHQ, VBR, VBRHQ) Field Encoding 0 (no) MonoChrome no Alpha Channel yes Quater-Pel MV yes B Direct Mode no Max Temporal Layers 0 Hierarchial P Frames no Hierarchial B Frames no Max Level 186 (6.2) Min Level 30 (1) 4:4:4 yes Min Width 129 Max Width 8192 Min Height 33 Max Height 8192 Multiple Refs yes Max LTR Frames 7 Dynamic Resolution Change yes Dynamic Bitrate Change yes Forced constant QP yes Dynamic RC Mode Change no Subframe Readback yes Constrained Encoding yes Intra Refresh yes Custom VBV Bufsize yes Dynamic Slice Mode yes Ref Pic Invalidiation yes PreProcess no Async Encoding yes Max MBs 262144 Lossless yes SAO yes Me Only Mode 1 (I,P frames) Lookahead yes AQ (temporal) yes Weighted Prediction yes Temporal Filter yes Lookahead Level yes Undirectional B yes 10bit depth yes Codec: AV1 Encoder Engines 2 Max Bframes 7 B Ref Mode 3 (each + only middle) RC Modes 3 (CQP, CBR, VBR) Field Encoding 0 (no) MonoChrome no Alpha Channel no Quater-Pel MV yes B Direct Mode no Max Temporal Layers 0 Hierarchial P Frames no Hierarchial B Frames no Max Level 23 (7.3) Min Level 0 (2) 4:4:4 no Min Width 192 Max Width 8192 Min Height 128 Max Height 8192 Multiple Refs yes Max LTR Frames 6 Dynamic Resolution Change yes Dynamic Bitrate Change yes Forced constant QP yes Dynamic RC Mode Change no Subframe Readback yes Constrained Encoding no Intra Refresh yes Custom VBV Bufsize yes Dynamic Slice Mode no Ref Pic Invalidiation yes PreProcess no Async Encoding yes Max MBs 262144 Lossless no SAO no Me Only Mode 0 (no) Lookahead yes AQ (temporal) yes Weighted Prediction no Temporal Filter no Lookahead Level no Undirectional B no 10bit depth yes NVDec features H.264/AVC: nv12, yv12 H.265/HEVC: nv12, yv12, yv12(10bit), yv12(12bit), yuv444, yuv444(10bit), yuv444(12bit) MPEG1: nv12, yv12 MPEG2: nv12, yv12 MPEG4: nv12, yv12 VP8: nv12, yv12 VP9: nv12, yv12, yv12(10bit), yv12(12bit) VC-1: nv12, yv12 AV1: nv12, yv12, yv12(10bit)

and not crash like it does in your case. (assuming the RTX card isn't deactivated or similar and official NVIDIA drivers (Studio recommended) are used)

Cu Selur