When user trying to create OneDrive --> newsfeed-->add an app -->access denied 
he is getting access denied, please refer below screenshot
and my site is not getting created
verified self site creation is already enabled. Please help
When user trying to create OneDrive --> newsfeed-->add an app -->access denied 
he is getting access denied, please refer below screenshot
and my site is not getting created
verified self site creation is already enabled. Please help
@sns1
Please follow below steps to trouble the issue.
1.Go to central administration -> View site collections -> Check whether personal site collection is created.
2.Make sure this user have at least edit permission in the personal site collection.
Here’re steps to configure personal site collection.
1.Go to central administration -> Application Management -> Manage web applications -> Select the web application -> Managed path -> Create a wildcard inclusion managed path: my/personal
2.Go to central administration -> Application Management -> Create site collections -> Create My Site Host site collection
3.Go to central administration -> Application Management -> Manage web applications -> Select the web application -> Enable self-service site creation
4.Go to central administration -> Application Management -> Manage service applications -> Click User profile service application -> Setup My Sites -> Set Personal Site Collection as my/personal, set My Site Host as URL of newly created My Site Host site collection.
Reference:
Configure My Sites in SharePoint
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Hi Emily Du,
permissions and all settings you suggested are all in place.
& what is the difference creating my site using second step from above step & when we click on newsfeed/OneDrive also it is getting created.
what is the difference
1.Click Apps.
2.Then go to site settings -> site permissions -> Grant this user with full control permission, compare the result.
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HI Emily Du,
even with full control still giving 404 error when clicked on drive and where it is not allowing to create my site
I attached logs. Please find attached and feedback . Thank you.
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