android.view.ViewRootImpl$CalledFromWrongThreadException Only the original thread that created a view hierarchy can touch its views.

[xiaopanwei]

android.view.ViewRootImpl$CalledFromWrongThreadException

Only the original thread that created a view hierarchy can touch its views.
android.view.ViewRootImpl.checkThread(ViewRootImpl.java:7316)
android.view.ViewRootImpl.invalidateChildInParent(ViewRootImpl.java:1124)
 android.view.ViewGroup.invalidateChild(ViewGroup.java:4865)
android.view.View.invalidateInternal(View.java:12013)
android.view.View.invalidate(View.java:11973)
android.view.View.invalidate(View.java:11957)
 com.ypx.imagepicker.widget.cropimage.CropImageView.setShowImageRectLine(CropImageView.java:701)
com.ypx.imagepicker.widget.cropimage.CropImageView.generateCropBitmapFromView(CropImageView.java:1441)
 com.ypx.imagepicker.activity.singlecrop.SingleCropActivity$2.run(SingleCropActivity.java:186)
10 java.lang.Thread.run(Thread.java:818)

系统版本5.1、6.0、7.0

[xiaopanwei]

请问这个问题怎么解决呢？