some problem about opencv

[zhendebufapyq]

Whether using EuRoC Example or D455 camera, this error will occur. I cannot view the opencv version using the pkg config -- modversion opencv command, but jtop can still see it (I use it on orin nx)

[dahexiangdong6]

same problem!!
you can pkg-config --modversion opencv4 view the opencv version
but I can't solve this problem

[deepConnectionism]

You may need to install opencv version 3.4
@dahexiangdong6 @zhendebufapyq