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error null pointer #25

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mv2050arshad opened this issue Aug 25, 2017 · 2 comments
Open

error null pointer #25

mv2050arshad opened this issue Aug 25, 2017 · 2 comments
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user error

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@mv2050arshad
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i use opencv 3.3.0 and 64bit windows. after run your sample c++ in QT , error happened:


PBAS()
PixelBasedAdaptiveSegmenter()
BlobTracking()
VehicleCouting()
Press 'q' to quit...
OpenCV Error: Null pointer (Invalid pointer to file storage) in cvWriteInt, file C:\build\master_winpack-build-win64-vc14\opencv\modules\core\src\persistence.cpp, line 4625
@andrewssobral
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andrewssobral commented Aug 30, 2017 •
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Hi @ardashir66 ,
In fact, this error:

OpenCV Error: Null pointer (Invalid pointer to file storage) in cvWriteInt, file C:\build\master_winpack-build-win64-vc14\opencv\modules\core\src\persistence.cpp, line 4625

you need to create a config folder where your executable is.

@mv2050arshad
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yes you right, thank you.

@mv2050arshad mv2050arshad reopened this Aug 30, 2017
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@andrewssobral @mv2050arshad