341165 - Some sites are missing scroll bars

Status: RESOLVED INVALID

(Firefox :: General, defect)

Description

[Barrie North]

User-Agent:       Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.9a1) Gecko/20060611 Minefield/3.0a1
Build Identifier: Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.9a1) Gecko/20060611 Minefield/3.0a1 ID:2006061108 [cairo]

Some sites that require scrolling do not display the scroll bar(s), scrolling is still possible using the mouse's scroll wheel/middle button and using the arrow keys.

Reproducible: Sometimes

Steps to Reproduce:
Open a page that is larger than screen size (i.e. you need to scroll)
Actual Results:  
No scroll bar(s) visible

Expected Results:  
Visible scroll bar(s)

Build ID:
Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.9a1) Gecko/20060611 Minefield/3.0a1 ID:2006061108 [cairo]

Installed Extensions:
Add-ons Sidebar 0.2.1
BBCode 0.3.7
DeviantLink 2.0.4
deviantMessage 0.8.6
DOM Inspector 1.9a1
Forecastfox 0.9.0.2
Greasemonkey 0.6.4
IE Tab 1.0.9
Nightly Tester Tools 1.0.4
Talkback 3.0a1

Comment 1

[Barrie North]

Attachment: Screen Capture

This is a Print-Screen of the window with missing scroll bars.

Comment 2

[José Jeria]

Retest in safe mode please

Comment 3

[Barrie North]

(In reply to comment #2)
> Retest in safe mode please
> 

It appears to be working fine in safe mode and in normal, must just be one of those freak one-off glitches...

Comment 4

[Kevin Brosnan]

If it works in safe mode then one of your extensions is likely causing the trouble.  If uninstalling or disabling extensions does not help try posting at http://forums.mozillazine.org/viewforum.php?f=38 the Firefox support forum.