** Description changed:

+ [ Impact ]
+ 
  When running IntelliJ IDEA in an X session with Mutter and an nVidia
  graphics card and proprietary drivers some dialogs have a semi-
  transparent background making it hard to read any text in those.
  
  The bug was originally reported here:
  https://youtrack.jetbrains.com/issue/JBR-6983
  
  Then an issue was filed against Mutter and successfully resolved:
  https://gitlab.gnome.org/GNOME/mutter/-/issues/3600
  
  The resolution has been confirmed by several people building Mutter from 
source as is supported by comments here:
  * 
https://youtrack.jetbrains.com/issue/JBR-6983/Transparent-dialogs-on-Linux-with-Nvidia-card#focus=Change-27-11029389.0-0.pinned
  * 
https://youtrack.jetbrains.com/issue/JBR-6983/Transparent-dialogs-on-Linux-with-Nvidia-card#focus=Comments-27-11063989.0-0
  
+ [ Test Plan ]
  
- The corresponding Mutter package for Ubuntu 24.04 has not yet been updated to 
include the suggested fix. Please, consider backporting this change: 
https://gitlab.gnome.org/GNOME/mutter/-/merge_requests/3914
- Thank you!
+ 1.  Set up a machine an NVIDIA GPU running Ubuntu 24.04 LTS and the 
proprietary NVIDIA drivers
+ 2.  Log-in to a GNOME Xorg session
+ 3.  Install IntelliJ IDEA Community Edition from the App Center
+ 4.  Open IntelliJ IDEA Community Edition
+ 5.  Open or create a new Project
+ 6.  Hit Ctrl+N to bring up 'Search Classes' box
+ 7.  Type '/' in the search box to populate the results
+ 8.  Verify that the background of the floating box is solid (non-translucent)
+ 9.  Press backspace to delete the '/' character
+ 10. Repeat steps 7~9 for 10 times, ensuring that the floating box is never 
translucent
+ 
+ [ Where problems could occur ]
+ 
+ mutter is the component of GNOME driving the screen and inputs, and thus
+ is a critical component of Ubuntu Desktop.
+ 
+ Problems could manifest as applications rendering with the wrong colors, such 
as an inverted effect or other artifacts.
+ At worst the user may be suddenly logged-out in case GNOME Shell crashes 
because of a bug introduced by this patch.

-- 
You received this bug notification because you are a member of Desktop
Packages, which is subscribed to mutter in Ubuntu.
https://bugs.launchpad.net/bugs/2099879

Title:
  Transparent dialogs in IntelliJ IDEA with Mutter and nVidia

Status in Mutter:
  Fix Released
Status in mutter package in Ubuntu:
  Fix Released
Status in mutter source package in Noble:
  Triaged

Bug description:
  [ Impact ]

  When running IntelliJ IDEA in an X session with Mutter and an nVidia
  graphics card and proprietary drivers some dialogs have a semi-
  transparent background making it hard to read any text in those.

  The bug was originally reported here:
  https://youtrack.jetbrains.com/issue/JBR-6983

  Then an issue was filed against Mutter and successfully resolved:
  https://gitlab.gnome.org/GNOME/mutter/-/issues/3600

  The resolution has been confirmed by several people building Mutter from 
source as is supported by comments here:
  * 
https://youtrack.jetbrains.com/issue/JBR-6983/Transparent-dialogs-on-Linux-with-Nvidia-card#focus=Change-27-11029389.0-0.pinned
  * 
https://youtrack.jetbrains.com/issue/JBR-6983/Transparent-dialogs-on-Linux-with-Nvidia-card#focus=Comments-27-11063989.0-0

  [ Test Plan ]

  1.  Set up a machine an NVIDIA GPU running Ubuntu 24.04 LTS and the 
proprietary NVIDIA drivers
  2.  Log-in to a GNOME Xorg session
  3.  Install IntelliJ IDEA Community Edition from the App Center
  4.  Open IntelliJ IDEA Community Edition
  5.  Open or create a new Project
  6.  Hit Ctrl+N to bring up 'Search Classes' box
  7.  Type '/' in the search box to populate the results
  8.  Verify that the background of the floating box is solid (non-translucent)
  9.  Press backspace to delete the '/' character
  10. Repeat steps 7~9 for 10 times, ensuring that the floating box is never 
translucent

  [ Where problems could occur ]

  mutter is the component of GNOME driving the screen and inputs, and
  thus is a critical component of Ubuntu Desktop.

  Problems could manifest as applications rendering with the wrong colors, such 
as an inverted effect or other artifacts.
  At worst the user may be suddenly logged-out in case GNOME Shell crashes 
because of a bug introduced by this patch.

To manage notifications about this bug go to:
https://bugs.launchpad.net/mutter/+bug/2099879/+subscriptions


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