Finally, the champion has found the solution. Thanks a lot @sharebophar
Everyone who is having email problems on BuddyPress nouveau version can find the solution here Fix Here.
Open your web directory and browse to “/bp-core/bp-core-functions.php” in buddypress plugin directory.
Now replace the text highlighted in red with text highlighted in green.
I think the BP Dev team should make a public announcement for this fix so that users like us don’t trouble themselves for days finding this solution.
@vapvarun @bassibabes1 and @sharebophar thanks a lot for your kind assistance.
