I have been following this issue since this morning (IST). I just tested this...

Contribution Date
Technology
Drupal
Contribution Project
Drupal core
Contribution Details

I have been following this issue since this morning (IST). I just tested this with current codebase without applying patch and quickedit seems to be working with body field. i tested with single valued field.

http://www.gfycat.com/PlainImmaterialEidolonhelvum

EDIT
At morning it was not working, with patch it was working.

Contribution Author
subhojitpaul
Contribution Issue Link
[Regression] Quick editing a body field on Standard does not work
Contribution Link
https://www.drupal.org/project/drupal/issues/2559877#comment-10273715
Files count
0
Patches count
0