XML Scema Uri is not registered(Settings | Language & Frameworks | Scemas and DTDs)

[Gunasekar Boomibalan]

After i compile Gradle,

1. i create a foldre with the folername i gave.
2. i moved my XML file to the folder
3. then i open the XML file, xmlns:android="http://schemas.android.com/apk/res/android" changed into red
   when i put my cursor on the line i got "Uri is not registered(Settings | Language & Frameworks | Scemas and DTDs)"

What do i do know

[小刘子]

#2 look this issues, is work for me

[Marvin Abisrror]

The same issue happened to me! Also, the element appears like it not declared. Does any one know how to fix it?

[Bob]

Facing same issue checked #2 still facing same issue

Can you explain properly why it comes and how to fix