Could not open any dmaHeap device [0:23:15.636894785] [1879] INFO Camera camera_manager.cpp:327 libcamera v0.4.0+53-29156679 [0:23:15.669107090] [1882] ERROR DmaBufAllocator dma_buf_allocator.cpp:119 Could not open any dma-buf provider [0:23:15.719304408] [1882] WARN RPiSdn sdn.cpp:40 Using legacy SDN tuning - please consider moving SDN inside rpi.denoise [0:23:15.721967953] [1882] ERROR RPI vc4.cpp:216 Failed to register camera ov5647 10-0036: -12 Made X/EGL preview window ERROR: *** no cameras available *** supported=1 detected=0, libcamera interfaces=1 
- 1you did not ask a question ... please edit your post ... add a focused, answerable question to your postjsotola– jsotola2025-04-17 15:53:12 +00:00Commented Apr 17 at 15:53
- ... and specify which command or log file produced the above output. Also, which Pi? Which OS? Which Pi camera? Much more detail is probably required to properly answer this question. Although, saying that, a simple google seems to show that this question is a duplicate of How to fix the libcamera error 'Could not open any dmaHeap device'Greenonline– Greenonline ♦2025-04-18 22:59:28 +00:00Commented Apr 18 at 22:59
- If you believe that your question is not a duplicate, then please edit your question and explain why you do not believe that it is a duplicate.Greenonline– Greenonline ♦2025-04-18 23:01:28 +00:00Commented Apr 18 at 23:01
- Or possibly a duplicate of How to solve error: Could not open any dmaHeap device when using raspi 4b and high quality camera - which doesn't yet have an answer.Greenonline– Greenonline ♦2025-04-18 23:19:05 +00:00Commented Apr 18 at 23:19
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