致命异常:在机器人工作室库主要java.lang.UnsatisfiedLinkError中 [英] FATAL EXCEPTION: main java.lang.UnsatisfiedLinkError in Android Studio library
问题描述
我在我的Android Studio项目的libs文件夹添加FDxSDKProAndroid.jar文件。此外,在build.gradle文件中添加相关性。
相关性{
编译com.android.support:support-v4:18.0.0
编译com.google.android.gms:播放服务:4.0.30
编译文件(库/ FDxSDKProAndroid.jar)
}
项目建立正常,没有任何错误,但onRuntime我得到了下面的错误,如何解决这个问题?
错误的下面一行发生,
sgfplib =新JSGFPLib((UsbManager)getSystemService(Context.USB_SERVICE));
错误:
12-04 13:35:13.022 12345-12345 /? E / AndroidRuntime:致命异常:主要
java.lang.UnsatisfiedLinkError中:无法从装载机dalvik.system.PathClassLoader [DexPathList [dexElements = [zip文件加载jnisgfplib "/data/app/com.mycompany.mytrack-1.apk"],nativeLibraryDirectories=[/data/app-lib/com.mycompany.mytrack-1, /供应商/ lib中/系统/ lib目录]]]:findLibrary返回null
在java.lang.Runtime.loadLibrary(Runtime.java:359)
在java.lang.System.loadLibrary(System.java:514)
在SecuGen.FDxSDKPro.JSGFPLib< clinit>(JSGFPLib.java:150)
在com.mycompany.mytrack.FingerPrintActivity.onCreate(FingerPrintActivity.java:105)
在android.app.Activity.performCreate(Activity.java:5122)
在android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1081)
在android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2270)
在android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2358)
在android.app.ActivityThread.access $ 600(ActivityThread.java:156)
在android.app.ActivityThread $ H.handleMessage(ActivityThread.java:1340)
在android.os.Handler.dispatchMessage(Handler.java:99)
在android.os.Looper.loop(Looper.java:153)
在android.app.ActivityThread.main(ActivityThread.java:5297)
在java.lang.reflect.Method.invokeNative(本机方法)
在java.lang.reflect.Method.invoke(Method.java:511)
在com.android.internal.os.ZygoteInit $ MethodAndArgsCaller.run(ZygoteInit.java:833)
在com.android.internal.os.ZygoteInit.main(ZygoteInit.java:600)
在dalvik.system.NativeStart.main(本机方法)
12-04 13:35:13.033 511-529 /? E / AppErrorDialog:无法获得ILowStorageHandle实例
它看起来像它试图加载本机库,并没有在Android的摇篮支持原生code呢。你应该仔细检查用于文档库中,以确认;我试图寻找它,但它看起来就像是没有公开访问的文档商业库。
I added FDxSDKProAndroid.jar file in libs folder of my project in android studio. Also added dependency in build.gradle file.
dependencies {
compile 'com.android.support:support-v4:18.0.0'
compile 'com.google.android.gms:play-services:4.0.30'
compile files('libs/FDxSDKProAndroid.jar')
}
Project builds properly without any error but onRuntime I got following error,How to resolve this error?
Error occured in following line,
sgfplib=new JSGFPLib((UsbManager)getSystemService(Context.USB_SERVICE));
Error:
12-04 13:35:13.022 12345-12345/? E/AndroidRuntime﹕ FATAL EXCEPTION: main
java.lang.UnsatisfiedLinkError: Couldn't load jnisgfplib from loader dalvik.system.PathClassLoader[DexPathList[dexElements=[zip file "/data/app/com.mycompany.mytrack-1.apk"],nativeLibraryDirectories=[/data/app-lib/com.mycompany.mytrack-1, /vendor/lib, /system/lib]]]: findLibrary returned null
at java.lang.Runtime.loadLibrary(Runtime.java:359)
at java.lang.System.loadLibrary(System.java:514)
at SecuGen.FDxSDKPro.JSGFPLib.<clinit>(JSGFPLib.java:150)
at com.mycompany.mytrack.FingerPrintActivity.onCreate(FingerPrintActivity.java:105)
at android.app.Activity.performCreate(Activity.java:5122)
at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1081)
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2270)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2358)
at android.app.ActivityThread.access$600(ActivityThread.java:156)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1340)
at android.os.Handler.dispatchMessage(Handler.java:99)
at android.os.Looper.loop(Looper.java:153)
at android.app.ActivityThread.main(ActivityThread.java:5297)
at java.lang.reflect.Method.invokeNative(Native Method)
at java.lang.reflect.Method.invoke(Method.java:511)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:833)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:600)
at dalvik.system.NativeStart.main(Native Method)
12-04 13:35:13.033 511-529/? E/AppErrorDialog﹕ Failed to get ILowStorageHandle instance
It looks like it's trying to load a native library, and there isn't support in Android Gradle for native code yet. You should double-check the docs for your library to confirm; I tried to look it up but it looks like it's a commercial library without publicly accessible docs.
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