Lockscreen will not unlock on the first try if the password has a capital letter as the first letter after the system resumes from suspend

Bug #1453491 reported by Hugh Greenberg
6
This bug affects 1 person
Affects Status Importance Assigned to Milestone
Unity
Invalid
Undecided
Unassigned
unity (Ubuntu)
Invalid
Undecided
Unassigned

Bug Description

If my password has a capital letter, or any character that requires the shift key, as the first character in my password, then the lockscreen will not unlock on the first try after the system resumes from suspend. It will unlock at the second try.

How to reproduce:

1. Change your password to: Ubuntu
2. Suspend your machine
3. Resume your machine
4. Enter your password
5. The lockscreen will not unlock
6. Enter your password again and your lockscreen will unlock

Tags: lockscreen
Revision history for this message
Hugh Greenberg (hugegreenbug) wrote :

I realized that step #1 won't demonstrate the bug. The password: UBuntu11 will show the bug. I also realized that for step #2, you must suspend by closing the lid. Pressing the suspend button will not demonstrate the bug.

Revision history for this message
Hugh Greenberg (hugegreenbug) wrote :

I found out that this bug was due to me removing the touchpad kernel module on suspend. I did that to work around an issue with the kernel module not powering on the touchpad always. This probably caused the input dialog to loose focus. So, this is necessarily a bug.

Andrea Azzarone (azzar1)
tags: added: lockscreen
Revision history for this message
Christopher Townsend (townsend) wrote :

Which version of Ubuntu are you running? If it's 15.04, then it's most likely due to your touchpad driver removal. If it's 14.04 or 14.10, then it's probably bug #1308265.

Revision history for this message
Hugh Greenberg (hugegreenbug) wrote : Re: [Bug 1453491] Re: Lockscreen will not unlock on the first try if the password has a capital letter as the first letter after the system resumes from suspend

I've experienced it on all versions. Yes, I got around the bug in
15.04 by changing the touchpad removal script. Thanks.
Hugh

On Mon, May 18, 2015 at 1:15 PM, Christopher Townsend
<email address hidden> wrote:
> Which version of Ubuntu are you running? If it's 15.04, then it's most
> likely due to your touchpad driver removal. If it's 14.04 or 14.10,
> then it's probably bug #1308265.
>
> --
> You received this bug notification because you are subscribed to the bug
> report.
> https://bugs.launchpad.net/bugs/1453491
>
> Title:
> Lockscreen will not unlock on the first try if the password has a
> capital letter as the first letter after the system resumes from
> suspend
>
> Status in Unity:
> New
> Status in unity package in Ubuntu:
> New
>
> Bug description:
> If my password has a capital letter, or any character that requires
> the shift key, as the first character in my password, then the
> lockscreen will not unlock on the first try after the system resumes
> from suspend. It will unlock at the second try.
>
> How to reproduce:
>
> 1. Change your password to: Ubuntu
> 2. Suspend your machine
> 3. Resume your machine
> 4. Enter your password
> 5. The lockscreen will not unlock
> 6. Enter your password again and your lockscreen will unlock
>
> To manage notifications about this bug go to:
> https://bugs.launchpad.net/unity/+bug/1453491/+subscriptions

Revision history for this message
Will Cooke (willcooke) wrote :

Sounds like this is all sorted then. #1308265 is release and this issue is due to the removal of kernel modules on suspend, not a problem with the lockscreen. Marking as invalid, but please reopen if this is not the case.

Changed in unity (Ubuntu):
status: New → Invalid
Changed in unity:
status: New → Invalid
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