i want to use Gravity.Top|Gravity.Center,but it crashes,hope author can give a solution!

[lly7690]

android.content.res.Resources$NotFoundException: Resource ID #0xffffffff
at android.content.res.Resources.getValue(Resources.java:1133)
at android.content.res.MiuiResources.getValue(MiuiResources.java:146)
at android.content.res.Resources.loadXmlResourceParser(Resources.java:2353)
at android.content.res.Resources.getAnimation(Resources.java:973)
at android.view.animation.AnimationUtils.loadAnimation(AnimationUtils.java:71)
at com.orhanobut.dialogplus.DialogPlusBuilder.getOutAnimation(DialogPlusBuilder.java:293)
at com.orhanobut.dialogplus.DialogPlus.(DialogPlus.java:108)
at com.orhanobut.dialogplus.DialogPlusBuilder.create(DialogPlusBuilder.java:260)