VS 2013 OpenCV错误：无法找到或打开PDB文件

Question

当我正在编写一个opencv示例项目时，我有这样的错误：

'opencv2.exe' (Win32): Loaded 'C:\opencv\build\x64\vc12\bin\opencv_core248.dll'. Cannot find or open the PDB file.
'opencv2.exe' (Win32): Loaded 'C:\opencv\build\x64\vc12\bin\opencv_highgui248.dll'. Cannot find or open the PDB file.
'opencv2.exe' (Win32): Loaded 'C:\opencv\build\x64\vc12\bin\opencv_contrib248.dll'. Cannot find or open the PDB file.
'opencv2.exe' (Win32): Loaded 'C:\opencv\build\x64\vc12\bin\opencv_flann248.dll'. Cannot find or open the PDB file.
'opencv2.exe' (Win32): Loaded 'C:\opencv\build\x64\vc12\bin\opencv_imgproc248.dll'. Cannot find or open the PDB file.
'opencv2.exe' (Win32): Loaded 'C:\opencv\build\x64\vc12\bin\opencv_features2d248.dll'. Cannot find or open the PDB file.
'opencv2.exe' (Win32): Loaded 'C:\opencv\build\x64\vc12\bin\opencv_calib3d248.dll'. Cannot find or open the PDB file.
'opencv2.exe' (Win32): Loaded 'C:\opencv\build\x64\vc12\bin\opencv_ml248.dll'. Cannot find or open the PDB file.
'opencv2.exe' (Win32): Loaded 'C:\opencv\build\x64\vc12\bin\opencv_video248.dll'. Cannot find or open the PDB file.
'opencv2.exe' (Win32): Loaded 'C:\opencv\build\x64\vc12\bin\opencv_objdetect248.dll'. Cannot find or open the PDB file.

Answer 1

哦，这里经常有人回答这个问题。

首先，这不是错误。这是一个警告。 预构建的 opencv库确实没有pdb文件（dl大小）。

所以，您仍然可以运行/调试您自己的代码，但在调试时无法深入了解opencv库。

再次，没有错误。如果您仍然需要该功能，则必须使用cmake在本地重建opencv，这也将生成这些pdb文件。