Android Get Duplicate Attribute On Databinding Feature

I'm novice on using android dataBinding feature, when i successful change one of activity to using dataBinding feature i get error for other activity and i can't find whats problem

Solution 1:

The reason for this error is that you are using

xmlns:android="http://schemas.android.com/apk/res/android"

at two places. use the line only the layout tag and remove from LinearLayout solve your problem