Created attachment 245415 [details] Animated GIF Steps to reproduce (also shown on the attached animated GIF): 0. Open Inspector on apple.com 1. Inspect <body> 2. Open Computed sidebar on the right 3. Click on "Show All" checkbox label twice Expected: The computed styles panel as you saw the first time. Actual: Empty sidebar.
<rdar://problem/19610499>
Could be a dup of 138525?
Bug 138525
*** This bug has been marked as a duplicate of bug 138525 ***