OpenCv5——error: (-215:Assertion failed) !_ Descriptors. Empty() in function ‘Add’ problem solved

1. the path of Chinese pictures cannot be included in the path of pictures. Format: D:/qqfiles/Web/Xiaomi/images/1.JPG

1. the path of Windows cannot be copied directly. On the contrary, there is no qualified dataset in the path

Read More:

• [Solved] Opencv Error: Error: Assertion failed (data) in cv::Mat::at, file … mat.inl.hpp, line 897(Accessed pixels of non-existent matrix)
• error: (-215:Assertion failed) size.width＞0 && size.height＞0 in function ‘cv::imshow‘
• [Solved] Opencv error: assertion__acrt_first_block == header
• [Solved] Cmake compile opencv open-source project Error: but it set OpenCV_FOUND to FALSE so package “OpenCV” is considered to be…
• [Solved] Opencv Calls PB Model Error: cv2.error: OpenCV(4.2.0)…
• [TensorRT] INTERNAL ERROR: Assertion failed: mem = nullpt
• Klee Error: Assertion `userMainFn && “unable to get user main“‘ failed
• [Solved] validateNewTexture:89: failed assertion `BytesPerRow of a buffer-backed texture with pixelFormat
• [Solved] Failed assertion: line 3180 pos 12: ‘debugNeedsPaint‘: is not true
• [Solved] Opencv3. X fatal error: opencv2/nonfree/nonfree.hpp: there is no such file or directory
• When using postman assertion, the global variables set in the tests of the pit will take effect only after the interface is executed
• [Solved] OpenCV error: #error “This header with legacy C API declarations has been removed from OpenCV.
• [Solved] Unity Error: Assertion failed on expression: ‘IsMatrixValid(matrix)‘…
• Qt Error: Debug Assertion Failed [How to Solve]
• OpenCV VideoWriter Failed to Start [How to Solve]
• Opencv Can not Find opencv2/gpu/gpu.hpp [How to Solve]
• [Solved] flutter Project Error: ScrollController attached to multiple scroll views, Failed assertion: line 109 pos 12
• [Solved] validateRenderPassDescriptor:xxx: failed assertion XXX
• [Solved] Rstudio Error: Error in `vec_as_location()`: `…` must be empty.
• [Solved] Opencv Compile Error: (CMake Error: The following variables are used in this project, but they are set to not)