打开闪退 Caused by: java.lang.NullPointerException: Attempt to invoke virtual method 'int com.readTwoGeneralCard.JNIReadTwoCard.GetAppKeyUseNum(java.lang.String)' on a null object reference
at com.readTwoGeneralCard.OTGReadCardAPI.GetAppKeyUseNum(SourceFile:2420)
at com.android.readtwogeneralcard.myapplication.IDCardScannerActivity.onCreate(IDCardScannerActivity.java:256)
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打开闪退 Caused by: java.lang.NullPointerException: Attempt to invoke virtual method 'int com.readTwoGeneralCard.JNIReadTwoCard.GetAppKeyUseNum(java.lang.String)' on a null object reference at com.readTwoGeneralCard.OTGReadCardAPI.GetAppKeyUseNum(SourceFile:2420) at com.android.readtwogeneralcard.myapplication.IDCardScannerActivity.onCreate(IDCardScannerActivity.java:256)