[kmail2] [Bug 494572] New: If you have two or more composer windows open and quit get multiple main windows on reopening

[Scott Newton]

https://bugs.kde.org/show_bug.cgi?id=494572

            Bug ID: 494572
           Summary: If you have two or more composer windows open and quit
                    get multiple main windows on reopening
    Classification: Applications
           Product: kmail2
           Version: 6.2.0
          Platform: Neon
                OS: Linux
            Status: REPORTED
          Severity: crash
          Priority: NOR
         Component: composer
          Assignee: kdepim-bugs at kde.org
          Reporter: scottn at quantumchaos451.co.nz
  Target Milestone: ---

Created attachment 174716
  --> https://bugs.kde.org/attachment.cgi?id=174716&action=edit
Stack trace of crash

STEPS TO REPRODUCE
1. Open kontact and select kmail2 component.
2. Open two composer windows 
3. Quit kontact
4. Reopen kontact
5. Four compose windows are opened AND
6. Also opens two main windows, one of which is enabled and can click and read
emails, the other is non-responsive. 
7. Trying to close the non-response window results in all windows crashing.

OBSERVED RESULT
1. Two main windows opened.

EXPECTED RESULT
1. Only 1 main window opened.

SOFTWARE/OS VERSIONS
Operating System: KDE neon 6.2
KDE Plasma Version: 6.2.0
KDE Frameworks Version: 6.6.0
Qt Version: 6.7.2
Kernel Version: 6.8.0-45-generic (64-bit)
Graphics Platform: offscreen
Processors: 16 × AMD Ryzen 7 5700X 8-Core Processor
Memory: 31.3 GiB of RAM

ADDITIONAL INFORMATION

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