i have some problem that load target.

show the code

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At QCARutils.mm

        theDataSet = imageTracker->createDataSet();

        if (theDataSet == nil)

        {

            msg = msgFailedToCreate;

            errorCode = QCAR_ERRCODE_CREATE_DATASET;            

        }

        else

        {

            NSLog(@"%@",dataSetPath);

            // Load the data set from the App Bundle

            // If the DataSet were in the Documents folder we'd use STORAGE_ABSOLUTE and the full path

            if (!theDataSet->load([dataSetPath cStringUsingEncoding:NSASCIIStringEncoding], QCAR::DataSet::STORAGE_APPRESOURCE))

                //My app stop at this point and show [Thread 3: Program received signal: "EXC_BAD_ACCESS". ]

            {

                NSLog(@"why here3");

                msg = msgFailedToLoad;

                errorCode = QCAR_ERRCODE_LOAD_DATASET;            

                imageTracker->destroyDataSet(theDataSet);

                theDataSet = nil;

            }