Debug Assertion Failed Expression: _pFirstBlock == pHead using OpenCV and C++ trying to call SurfFeatureDetector

Question

I have this function in C++ using OpenCV:

vector test(Mat img)
{
  int minHessian = 400;
  SurfFeatureDetector detector( minHessian );

  vector&         


        

Answer 1

I've found my mistake. I accidentally copied the openCV-dlls of the VC12 folder, because I forgot that Visual Studio 2012 is VC11. Now it works. Maybe this will help someone else who has the same problem and copied the dlls of the wrong folder.