Android Studio Unknown attribute in xml and Namespace not found

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滥情空心
滥情空心 2020-12-08 16:41

I recently got this warning in Layout and manifest files. I have attached those images below just check those in case for further clarification.

The pro

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  •  南笙
    南笙 (楼主)
    2020-12-08 17:11

    It is very simple. Delete .caches file:

    1. Just close your AS.
    2. Go to .AndroidStudio3.2 folder.
    3. Delete the Caches file (path is: C:\Users\user\.AndroidStudio3.2\system)
    4. Restart your AS.
    5. Enjoy.

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