[Libreoffice-bugs] [Bug 135919] New: Crash on selection of subsubform during form edit

[bugzilla-daemon at bugs.documentfoundation.org]

https://bugs.documentfoundation.org/show_bug.cgi?id=135919

            Bug ID: 135919
           Summary: Crash on selection of subsubform during form edit
           Product: LibreOffice
           Version: 6.4.2.2 release
          Hardware: x86-64 (AMD64)
                OS: Linux (All)
            Status: UNCONFIRMED
          Severity: normal
          Priority: medium
         Component: Base
          Assignee: libreoffice-bugs at lists.freedesktop.org
          Reporter: leo at inid-readers.com

Description:
While editing a form containing a subform (with navigation bar) and a
subsubform (without navigation bar) LibreOffice crashes completely upon
selecting the subsubform with the message "object has already been disposed".


Steps to Reproduce:
1. open a form containing a subform and subsubform for editing
2. close the navigation toolbar
3. ctrl-click on the subform and change something
4. click on the subsubform

Actual Results:
LibreOffice crashes with a fatal error "object has already been disposed",
closing all components.

Expected Results:
edit the subsubform


Reproducible: Always


User Profile Reset: Yes


OpenGL enabled: Yes

Additional Info:
The form has a dedicated navigation bar, the subform is grouped with a
dedicated navigation bar, the subsubform has no navigation bar.

Version: 6.4.4.2
Build ID: 1:6.4.4-0ubuntu0.20.04.1
CPU threads: 6; OS: Linux 5.4; UI render: default; VCL: gtk3; 
Locale: en-GB (en_US.UTF-8); UI-Language: en-US
Calc: threaded

leo at ws06$ glxinfo | grep OpenGL
OpenGL vendor string: Intel
OpenGL renderer string: Mesa Intel(R) UHD Graphics 630 (CFL GT2)
OpenGL core profile version string: 4.6 (Core Profile) Mesa 20.0.8
OpenGL core profile shading language version string: 4.60
OpenGL core profile context flags: (none)
OpenGL core profile profile mask: core profile
OpenGL core profile extensions:
OpenGL version string: 4.6 (Compatibility Profile) Mesa 20.0.8
OpenGL shading language version string: 4.60
OpenGL context flags: (none)
OpenGL profile mask: compatibility profile
OpenGL extensions:
OpenGL ES profile version string: OpenGL ES 3.2 Mesa 20.0.8
OpenGL ES profile shading language version string: OpenGL ES GLSL ES 3.20
OpenGL ES profile extensions:

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