The feature "QRSCANTEST" encountered an error when accessed in landscape mode

[DarienRaymond]

Moved issue on behalf of @ahyar92
Original issue: v2ray/v2ray-core#1111

Expected behavior

Supposedly, the "QRSCANTEST" feature works in landscape mode.

Actual behavior

When I use the "QRSCANTEST" feature in portrait mode, this feature works fine. However, different when I access the "QRSCANTEST" feature in landscape mode the feature suddenly encountered an error.

How to reproduce

1. Install and open the app
2. Next, go to the "Advanced" menu
3. Next access or open the feature "QRSCANTEST" in landscape mode, then you will find the error as I experienced.

---

• Device: Xiaomi Redmi 4X
• Operating system: Marshmallow, 6.0.1 mmb29m (CPU: Octa-core Max 1.9 GHz, RAM: 2 GB)
• Application Version: 1.0 (Varies by device)

Recording Of The Bug

https://www.youtube.com/watch?v=EVmJHCJeeWI

Logcat

05-19 00:22:58.360 13522 13522 E AndroidRuntime: FATAL EXCEPTION: main
05-19 00:22:58.360 13522 13522 E AndroidRuntime: Process: org.kkdev.v2raygo, PID: 13522
05-19 00:22:58.360 13522 13522 E AndroidRuntime: java.lang.RuntimeException: Unable to start activity ComponentInfo{org.kkdev.v2raygo/org.kkdev.andproj.libv2raycodescanner.BarcodeCaptureActivity}: android.view.InflateException: Binary XML file line #11: Binary XML file line #11: Error inflating class com.google.android.gms.samples.vision.barcodereader.ui.camera.CameraSourcePreview
05-19 00:22:58.360 13522 13522 E AndroidRuntime: 	at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2449)
05-19 00:22:58.360 13522 13522 E AndroidRuntime: 	at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2509)
05-19 00:22:58.360 13522 13522 E AndroidRuntime: 	at android.app.ActivityThread.access$1000(ActivityThread.java:153)
05-19 00:22:58.360 13522 13522 E AndroidRuntime: 	at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1373)
05-19 00:22:58.360 13522 13522 E AndroidRuntime: 	at android.os.Handler.dispatchMessage(Handler.java:102)
05-19 00:22:58.360 13522 13522 E AndroidRuntime: 	at android.os.Looper.loop(Looper.java:154)
05-19 00:22:58.360 13522 13522 E AndroidRuntime: 	at android.app.ActivityThread.main(ActivityThread.java:5527)
05-19 00:22:58.360 13522 13522 E AndroidRuntime: 	at java.lang.reflect.Method.invoke(Native Method)
05-19 00:22:58.360 13522 13522 E AndroidRuntime: 	at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:739)
05-19 00:22:58.360 13522 13522 E AndroidRuntime: 	at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:629)

05-19 00:22:58.360 13522 13522 E AndroidRuntime: Caused by: android.view.InflateException: Binary XML file line #11: Binary XML file line #11: Error inflating class com.google.android.gms.samples.vision.barcodereader.ui.camera.CameraSourcePreview
05-19 00:22:58.360 13522 13522 E AndroidRuntime: 	at android.view.LayoutInflater.inflate(LayoutInflater.java:543)
05-19 00:22:58.360 13522 13522 E AndroidRuntime: 	at android.view.LayoutInflater.inflate(LayoutInflater.java:427)
05-19 00:22:58.360 13522 13522 E AndroidRuntime: 	at android.view.LayoutInflater.inflate(LayoutInflater.java:374)
05-19 00:22:58.360 13522 13522 E AndroidRuntime: 	at android.support.v7.app.AppCompatDelegateImplV9.setContentView(AppCompatDelegateImplV9.java:292)
05-19 00:22:58.360 13522 13522 E AndroidRuntime: 	at android.support.v7.app.AppCompatActivity.setContentView(AppCompatActivity.java:140)
05-19 00:22:58.360 13522 13522 E AndroidRuntime: 	at org.kkdev.andproj.libv2raycodescanner.BarcodeCaptureActivity.onCreate(BarcodeCaptureActivity.java:96)
05-19 00:22:58.360 13522 13522 E AndroidRuntime: 	at android.app.Activity.performCreate(Activity.java:6303)
05-19 00:22:58.360 13522 13522 E AndroidRuntime: 	at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1108)
05-19 00:22:58.360 13522 13522 E AndroidRuntime: 	at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2402)
05-19 00:22:58.360 13522 13522 E AndroidRuntime: 	... 9 more

05-19 00:22:58.360 13522 13522 E AndroidRuntime: Caused by: android.view.InflateException: Binary XML file line #11: Error inflating class com.google.android.gms.samples.vision.barcodereader.ui.camera.CameraSourcePreview
05-19 00:22:58.360 13522 13522 E AndroidRuntime: 	at android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:780)
05-19 00:22:58.360 13522 13522 E AndroidRuntime: 	at android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:708)
05-19 00:22:58.360 13522 13522 E AndroidRuntime: 	at android.view.LayoutInflater.rInflate(LayoutInflater.java:839)
05-19 00:22:58.360 13522 13522 E AndroidRuntime: 	at android.view.LayoutInflater.rInflateChildren(LayoutInflater.java:802)
05-19 00:22:58.360 13522 13522 E AndroidRuntime: 	at android.view.LayoutInflater.inflate(LayoutInflater.java:519)
05-19 00:22:58.360 13522 13522 E AndroidRuntime: 	... 17 more

05-19 00:22:58.360 13522 13522 E AndroidRuntime: Caused by: java.lang.ClassNotFoundException: Didn't find class "com.google.android.gms.samples.vision.barcodereader.ui.camera.CameraSourcePreview" on path: DexPathList[[zip file "/data/app/org.kkdev.v2raygo-1/base.apk"],nativeLibraryDirectories=[/data/app/org.kkdev.v2raygo-1/lib/arm64, /data/app/org.kkdev.v2raygo-1/base.apk!/lib/arm64-v8a, /vendor/lib64, /system/lib64]]
05-19 00:22:58.360 13522 13522 E AndroidRuntime: 	at dalvik.system.BaseDexClassLoader.findClass(BaseDexClassLoader.java:56)
05-19 00:22:58.360 13522 13522 E AndroidRuntime: 	at java.lang.ClassLoader.loadClass(ClassLoader.java:511)
05-19 00:22:58.360 13522 13522 E AndroidRuntime: 	at java.lang.ClassLoader.loadClass(ClassLoader.java:469)
05-19 00:22:58.360 13522 13522 E AndroidRuntime: 	at android.view.LayoutInflater.createView(LayoutInflater.java:587)
05-19 00:22:58.360 13522 13522 E AndroidRuntime: 	at android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:768)
05-19 00:22:58.360 13522 13522 E AndroidRuntime: 	... 21 more

05-19 00:22:58.360 13522 13522 E AndroidRuntime: 	Suppressed: java.lang.ClassNotFoundException: com.google.android.gms.samples.vision.barcodereader.ui.camera.CameraSourcePreview
05-19 00:22:58.360 13522 13522 E AndroidRuntime: 		at java.lang.Class.classForName(Native Method)
05-19 00:22:58.360 13522 13522 E AndroidRuntime: 		at java.lang.BootClassLoader.findClass(ClassLoader.java:781)
05-19 00:22:58.360 13522 13522 E AndroidRuntime: 		at java.lang.BootClassLoader.loadClass(ClassLoader.java:841)
05-19 00:22:58.360 13522 13522 E AndroidRuntime: 		at java.lang.ClassLoader.loadClass(ClassLoader.java:504)
05-19 00:22:58.360 13522 13522 E AndroidRuntime: 		... 24 more
05-19 00:22:58.360 13522 13522 E AndroidRuntime: 	Caused by: java.lang.NoClassDefFoundError: Class not found using the boot class loader; no stack trace available