parameter must be a descendant of this view
java.lang.IllegalArgumentException: parameter must be a descendant of this view
at android.view.ViewGroup.offsetRectBetweenParentAndChild(ViewGroup.java:5335)
at android.view.ViewGroup.offsetDescendantRectToMyCoords(ViewGroup.java:5264)
at android.view.ViewGroup$ViewLocationHolder.init(ViewGroup.java:7733)
at android.view.ViewGroup$ViewLocationHolder.obtain(ViewGroup.java:7667)
at android.view.ViewGroup$ChildListForAccessibility.init(ViewGroup.java:7602)
at android.view.ViewGroup$ChildListForAccessibility.obtain(ViewGroup.java:7570)
at android.view.ViewGroup.addChildrenForAccessibility(ViewGroup.java:1928)
at android.view.ViewGroup.onInitializeAccessibilityNodeInfoInternal(ViewGroup.java:2979)
at android.view.View$AccessibilityDelegate.onInitializeAccessibilityNodeInfo(View.java:22239)
at android.support.v4.view.AccessibilityDelegateCompatIcs.onInitializeAccessibilityNodeInfo(AccessibilityDelegateCompatIcs.java:96)
at android.support.v4.view.AccessibilityDelegateCompat$AccessibilityDelegateIcsImpl.onInitializeAccessibilityNodeInfo(AccessibilityDelegateCompat.java:185)
at android.support.v4.view.AccessibilityDelegateCompat.onInitializeAccessibilityNodeInfo(AccessibilityDelegateCompat.java:438)
at android.support.v4.view.ViewPager$MyAccessibilityDelegate.onInitializeAccessibilityNodeInfo(ViewPager.java:2866)
at android.support.v4.view.AccessibilityDelegateCompat$AccessibilityDelegateJellyBeanImpl$1.onInitializeAccessibilityNodeInfo(AccessibilityDelegateCompat.java:233)
at android.support.v4.view.AccessibilityDelegateCompatJellyBean$1.onInitializeAccessibilityNodeInfo(AccessibilityDelegateCompatJellyBean.java:61)
at android.view.View.onInitializeAccessibilityNodeInfo(View.java:6091)
at android.view.View.createAccessibilityNodeInfoInternal(View.java:6052)
at android.view.View$AccessibilityDelegate.createAccessibilityNodeInfo(View.java:22308)
at android.view.View.createAccessibilityNodeInfo(View.java:6035)
at android.view.accessibility.AccessibilityRecord.setSource(AccessibilityRecord.java:145)
at android.view.accessibility.AccessibilityRecord.setSource(AccessibilityRecord.java:119)
at android.view.View.onInitializeAccessibilityEventInternal(View.java:5989)
at android.view.View$AccessibilityDelegate.onInitializeAccessibilityEvent(View.java:22220)
at android.support.v4.view.AccessibilityDelegateCompatIcs.onInitializeAccessibilityEvent(AccessibilityDelegateCompatIcs.java:92)
at android.support.v4.view.AccessibilityDelegateCompat$AccessibilityDelegateIcsImpl.onInitializeAccessibilityEvent(AccessibilityDelegateCompat.java:179)
at android.support.v4.view.AccessibilityDelegateCompat.onInitializeAccessibilityEvent(AccessibilityDelegateCompat.java:419)
at android.support.v4.view.ViewPager$MyAccessibilityDelegate.onInitializeAccessibilityEvent(ViewPager.java:2852)
at android.support.v4.view.AccessibilityDelegateCompat$AccessibilityDelegateJellyBeanImpl$1.onInitializeAccessibilityEvent(AccessibilityDelegateCompat.java:228)
at android.support.v4.view.AccessibilityDelegateCompatJellyBean$1.onInitializeAccessibilityEvent(AccessibilityDelegateCompatJellyBean.java:56)
at android.view.View.onInitializeAccessibilityEvent(View.java:5975)
at android.view.View.sendAccessibilityEventUncheckedInternal(View.java:5842)
at android.view.View$AccessibilityDelegate.sendAccessibilityEventUnchecked(View.java:22159)
at android.support.v4.view.AccessibilityDelegateCompatIcs.sendAccessibilityEventUnchecked(AccessibilityDelegateCompatIcs.java:117)
at android.support.v4.view.AccessibilityDelegateCompat$AccessibilityDelegateIcsImpl.sendAccessibilityEventUnchecked(AccessibilityDelegateCompat.java:210)
at android.support.v4.view.AccessibilityDelegateCompat.sendAccessibilityEventUnchecked(AccessibilityDelegateCompat.java:358)
at android.support.v4.view.AccessibilityDelegateCompat$AccessibilityDelegateJellyBeanImpl$1.sendAccessibilityEventUnchecked(AccessibilityDelegateCompat.java:255)
at android.support.v4.view.Ac