我正在尝试使用sqlcipher lib从现有数据库加密我的数据库,但在访问旧数据库(即打开数据库)时会出现以下异常:
02-27 13:12:21.231: E/AndroidRuntime(14687): FATAL EXCEPTION: main
02-27 13:12:21.231: E/AndroidRuntime(14687): java.lang.RuntimeException: Unable to start activity ComponentInfo{net.sqlcipher/example.SQLDemoActivity}: net.sqlcipher.database.SQLiteException: file is encrypted or is not a database
02-27 13:12:21.231: E/AndroidRuntime(14687): at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2184)
02-27 13:12:21.231: E/AndroidRuntime(14687): at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2211)
02-27 13:12:21.231: E/AndroidRuntime(14687): at android.app.ActivityThread.access$600(ActivityThread.java:149)
02-27 13:12:21.231: E/AndroidRuntime(14687): at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1300)
02-27 13:12:21.231: E/AndroidRuntime(14687): at android.os.Handler.dispatchMessage(Handler.java:99)
02-27 13:12:21.231: E/AndroidRuntime(14687): at android.os.Looper.loop(Looper.java:153)
02-27 13:12:21.231: E/AndroidRuntime(14687): at android.app.ActivityThread.main(ActivityThread.java:4987)
02-27 13:12:21.231: E/AndroidRuntime(14687): at java.lang.reflect.Method.invokeNative(Native Method)
02-27 13:12:21.231: E/AndroidRuntime(14687): at java.lang.reflect.Method.invoke(Method.java:511)
02-27 13:12:21.231: E/AndroidRuntime(14687): at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:821)
02-27 13:12:21.231: E/AndroidRuntime(14687): …