https://bugs.kde.org/show_bug.cgi?id=506663
--- Comment #13 from Maik Qualmann <metzping...@gmail.com> --- I also found this error message in your old log. Apparently, there was an exception while loading the training data. Is this message still appearing, right at the beginning of digiKam's startup? digikam.facesengine: FaceClassifier::loadTrainingData: exception: OpenCV(4.12.0) /usr/include/opencv4/opencv2/core/mat.inl.hpp:921: error: (-215:Assertion failed) (unsigned)(pt.x * DataType<_Tp>::channels) < (unsigned)(size.p[1] * channels()) in function 'at' Maik -- You are receiving this mail because: You are watching all bug changes.