114         CV_Error( CV_StsNullPtr, "NULL guiReceiver (please create a window)" );  in cvAddText()
129         CV_Error( CV_StsNullPtr, "NULL guiReceiver (please create a window)" );  in cvGetRatioWindow_QT()
146         CV_Error( CV_StsNullPtr, "NULL guiReceiver (please create a window)" );  in cvSetRatioWindow_QT()
159         CV_Error( CV_StsNullPtr, "NULL guiReceiver (please create a window)" );  in cvGetPropWindow_QT()
175         CV_Error( CV_StsNullPtr, "NULL guiReceiver (please create a window)" );  in cvSetPropWindow_QT()
200         CV_Error( CV_StsNullPtr, "NULL guiReceiver (please create a window)" );  in cvSetModeWindow_QT()
213         CV_Error( CV_StsNullPtr, "NULL guiReceiver (please create a window)" );  in cvGetModeWindow_QT()
230         CV_Error( CV_StsNullPtr, "NULL guiReceiver (please create a window)" );  in cvDisplayOverlay()
244         CV_Error( CV_StsNullPtr, "NULL guiReceiver (please create a window)" );  in cvSaveWindowParameters()
256         CV_Error( CV_StsNullPtr, "NULL guiReceiver (please create a window)" );  in cvLoadWindowParameters()
268         CV_Error( CV_StsNullPtr, "NULL guiReceiver (please create a window)" );  in cvDisplayStatusBar()
431             CV_Error(CV_StsNullPtr, "NULL window handler");  in icvFindTrackBarByName()
511         CV_Error( CV_StsNullPtr, "NULL guiReceiver (please create a window)" );  in cvDestroyWindow()
534         CV_Error( CV_StsNullPtr, "NULL name string" );  in cvGetWindowHandle()
543         CV_Error( CV_StsNullPtr, "NULL window handler" );  in cvGetWindowName()
552         CV_Error( CV_StsNullPtr, "NULL guiReceiver (please create a window)" );  in cvMoveWindow()
564         CV_Error( CV_StsNullPtr, "NULL guiReceiver (please create a window)" );  in cvResizeWindow()
577         CV_Error( CV_StsNullPtr, "NULL guiReceiver (please create a window)" );  in cvCreateTrackbar2()
602         CV_Error( CV_StsNullPtr, "NULL guiReceiver (please create a window)" );  in cvCreateTrackbar()
620         CV_Error( CV_StsNullPtr, "NULL guiReceiver (please create a window)" );  in cvCreateButton()
679         CV_Error(CV_StsNullPtr, "NULL window handler");  in cvSetMouseCallback()
709         CV_Error( CV_StsNullPtr, "NULL guiReceiver (please create a window)" );  in cvSetOpenGlDrawCallback()
723         CV_Error( CV_StsNullPtr, "NULL guiReceiver (please create a window)" );  in cvSetOpenGlContext()
735         CV_Error( CV_StsNullPtr, "NULL guiReceiver (please create a window)" );  in cvUpdateWindow()
946         CV_Error(CV_StsNullPtr, "NULL session handler" );  in createWindow()
1036         CV_Error(CV_StsNullPtr, "NULL session handler" );  in destroyAllWindow()
1160         CV_Error(CV_StsNullPtr, "NULL value pointer" );  in addSlider2()
1163         CV_Error(CV_StsNullPtr, "Max value of the slider must be bigger than 0" );  in addSlider2()
1193         CV_Error(CV_StsNullPtr, "NULL value pointer" );  in addSlider()
1196         CV_Error(CV_StsNullPtr, "Max value of the slider must be bigger than 0" );  in addSlider()
2556 …CV_Error(CV_StsNullPtr, "file extension not recognized, please choose between JPG, JPEG, BMP or PN…  in saveView()