diff --git a/rollviewpager/src/main/java/com/jude/rollviewpager/RollPagerView.java b/rollviewpager/src/main/java/com/jude/rollviewpager/RollPagerView.java
index 4f61a12..459ea6f 100644
--- a/rollviewpager/src/main/java/com/jude/rollviewpager/RollPagerView.java
+++ b/rollviewpager/src/main/java/com/jude/rollviewpager/RollPagerView.java
@@ -113,7 +113,7 @@ private void initView(AttributeSet attrs){
 
 		mViewPager = new ViewPager(getContext());
 		mViewPager.setId(R.id.viewpager_inner);
-		mViewPager.setLayoutParams(new LayoutParams(LayoutParams.MATCH_PARENT, LayoutParams.MATCH_PARENT));
+		mViewPager.setLayoutParams(new LayoutParams(LayoutParams.MATCH_PARENT, LayoutParams.WRAP_CONTENT));
 		addView(mViewPager);
 		type.recycle();
 		initHint(new ColorPointHintView(getContext(),Color.parseColor("#E3AC42"),Color.parseColor("#88ffffff")));
@@ -143,6 +143,9 @@ public TimeTaskHandler(RollPagerView rollPagerView) {
         @Override
         public void handleMessage(Message msg) {
             RollPagerView rollPagerView = mRollPagerViewWeakReference.get();
+			if (rollPagerView == null) {
+				return;
+			}
             int cur = rollPagerView.getViewPager().getCurrentItem()+1;
             if(cur>=rollPagerView.mAdapter.getCount()){
                 cur=0;