android.view.View cannot be cast to android.view.ViewGroup

[sansan-cc]

java.lang.ClassCastException: android.view.View cannot be cast to android.view.ViewGroup

线上报的错，问题应该是出在这一段代码里。然后出问题的Activity是一个简单的页面，没有额外添加View。设备也很统一，90%都是三星的手机

• Library version
  "fragmentationx" : 'me.yokeyword:fragmentationx:1.0.2',
  "fragmentationx-swipeback" : 'me.yokeyword:fragmentationx-swipeback:1.0.2',

• Support-v4 version

• Logs

11-27 16:40:10.115 15671 15671 E AndroidRuntime: java.lang.ClassCastException: android.view.View cannot be cast to android.view.ViewGroup -- 9811-27 16:40:10.115 15671 15671 E AndroidRuntime: at me.yokeyword.fragmentation.SwipeBackLayout.a(SwipeBackLayout.java:20) 9911-27 16:40:10.115 15671 15671 E AndroidRuntime: at me.yokeyword.fragmentation_swipeback.c.c.b(SwipeBackActivityDelegate.java:1) 10011-27 16:40:10.115 15671 15671 E AndroidRuntime: at me.yokeyword.fragmentation_swipeback.SwipeBackActivity.onPostCreate(SwipeBackActivity.java:2) 10111-27 16:40:10.115 15671 15671 E AndroidRuntime: at android.app.Instrumentation.callActivityOnPostCreate(Instrumentation.java:1542) 10211-27 16:40:10.115 15671 15671 E AndroidRuntime: at android.app.ActivityThread.handleStartActivity(ActivityThread.java:3976) 10311-27 16:40:10.115 15671 15671 E AndroidRuntime: at android.app.servertransaction.TransactionExecutor.performLifecycleSequence(TransactionExecutor.java:221) 10411-27 16:40:10.115 15671 15671 E AndroidRuntime: at android.app.servertransaction.TransactionExecutor.cycleToPath(TransactionExecutor.java:201) 10511-27 16:40:10.115 15671 15671 E AndroidRuntime: at android.app.servertransaction.TransactionExecutor.executeLifecycleState(TransactionExecutor.java:173) 10611-27 16:40:10.115 15671 15671 E AndroidRuntime: at android.app.servertransaction.TransactionExecutor.execute(TransactionExecutor.java:97) 10711-27 16:40:10.115 15671 15671 E AndroidRuntime: at android.app.ActivityThread$H.handleMessage(ActivityThread.java:2472) 10811-27 16:40:10.115 15671 15671 E AndroidRuntime: at android.os.Handler.dispatchMessage(Handler.java:106) 10911-27 16:40:10.115 15671 15671 E AndroidRuntime: at android.os.Looper.loopOnce(Looper.java:234) 11011-27 16:40:10.115 15671 15671 E AndroidRuntime: at android.os.Looper.loop(Looper.java:346) 11111-27 16:40:10.115 15671 15671 E AndroidRuntime: at android.app.ActivityThread.main(ActivityThread.java:8872) 11211-27 16:40:10.115 15671 15671 E AndroidRuntime: at java.lang.reflect.Method.invoke(Native Method) 11311-27 16:40:10.115 15671 15671 E AndroidRuntime: at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:548) 11411-27 16:40:10.115 15671 15671 E AndroidRuntime: at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:942)

• Screenshots

In addition, we do not accept issues unrelated to Fragmentation.