android10：预装加固应用到系统，提示找不到libjiagu.so；直接安装则正常

android10：
1.adb install加固应用，运行应用正常
2.将该加固应用预装到系统/data/app
3.开机运行应用，应用崩溃，日志如下：
01-10 05:23:19.528 E/AndroidRuntime( 3102): FATAL EXCEPTION: main
01-10 05:23:19.528 E/AndroidRuntime( 3102): Process: com.yos.deviceservice, PID: 3102
01-10 05:23:19.528 E/AndroidRuntime( 3102): java.lang.UnsatisfiedLinkError: JNI_ERR returned from JNI_OnLoad in "/data/data/com.yos.deviceservice/.jiagu/libjiagu.so"
01-10 05:23:19.528 E/AndroidRuntime( 3102):         at java.lang.Runtime.load0(Runtime.java:939)
01-10 05:23:19.528 E/AndroidRuntime( 3102):         at java.lang.System.load(System.java:1631)
01-10 05:23:19.528 E/AndroidRuntime( 3102):         at com.stub.StubApp.attachBaseContext(Unknown Source:788)
01-10 05:23:19.528 E/AndroidRuntime( 3102):         at android.app.Application.attach(Application.java:351)
01-10 05:23:19.528 E/AndroidRuntime( 3102):         at android.app.Instrumentation.newApplication(Instrumentation.java:1156)
01-10 05:23:19.528 E/AndroidRuntime( 3102):         at android.app.LoadedApk.makeApplication(LoadedApk.java:1228)
01-10 05:23:19.528 E/AndroidRuntime( 3102):         at android.app.ActivityThread.handleBindApplication(ActivityThread.java:6597)
01-10 05:23:19.528 E/AndroidRuntime( 3102):         at android.app.ActivityThread.access$1300(ActivityThread.java:234)
01-10 05:23:19.528 E/AndroidRuntime( 3102):         at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1882)
01-10 05:23:19.528 E/AndroidRuntime( 3102):         at android.os.Handler.dispatchMessage(Handler.java:107)
01-10 05:23:19.528 E/AndroidRuntime( 3102):         at android.os.Looper.loop(Looper.java:214)
01-10 05:23:19.528 E/AndroidRuntime( 3102):         at android.app.ActivityThread.main(ActivityThread.java:7626)
01-10 05:23:19.528 E/AndroidRuntime( 3102):         at java.lang.reflect.Method.invoke(Native Method)
01-10 05:23:19.528 E/AndroidRuntime( 3102):         at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:503)
01-10 05:23:19.528 E/AndroidRuntime( 3102):         at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:936)
请问如何解决这个异常？

您好，默认不支持系统预装应用。这个是付费加固内容。