NumberFormatException about dialogplus HOT 2 CLOSED

        if(Build.VERSION.SDK_INT <= 10)
        {
            dialogBuilder.setInAnimation(R.anim.fadein);
            dialogBuilder.setOutAnimation(R.anim.fadeout);
        }

<alpha xmlns:android="http://schemas.android.com/apk/res/android"
android:interpolator="@android:anim/accelerate_interpolator"
android:fromAlpha="0.0" 
android:toAlpha="1.0" 
android:duration="400" />

<alpha xmlns:android="http://schemas.android.com/apk/res/android"
android:interpolator="@android:anim/accelerate_interpolator"
android:fromAlpha="1.0" 
android:toAlpha="0.0" 
android:duration="400" />