Bug 428437

Summary: KML/KMZ Thumbnailer fails to create thumbs for all valid files
Product: [Applications] marble Reporter: Stefan Brüns <stefan.bruens>
Component: generalAssignee: marble-bugs
Status: REPORTED ---    
Severity: normal    
Priority: NOR    
Version: unspecified   
Target Milestone: ---   
Platform: Other   
OS: Linux   
See Also: https://bugs.kde.org/show_bug.cgi?id=420089
https://bugs.kde.org/show_bug.cgi?id=416925
Latest Commit: Version Fixed In:
Sentry Crash Report:
Attachments: Example KMZ

Description Stefan Brüns 2020-10-29 15:52:11 UTC
Created attachment 132865 [details]
Example KMZ

SUMMARY
The thumbnailer does not work even for trivial, valid files marble itself has no problems with.

STEPS TO REPRODUCE
Enable KML preview in dolphin, try preview on attached file

OBSERVED RESULT
Thumbnailer blocks for 5 seconds on the file, then returns nothing

EXPECTED RESULT
Thumbnail created

SOFTWARE/OS VERSIONS
Linux/KDE Plasma: openSUSE TW 20201026
KDE Plasma Version: 20.08.02
KDE Frameworks Version: 5.75
Qt Version: 5.15.1

ADDITIONAL INFORMATION

The marble thumbnailer tries to geocast the returned KmlDocument to a GeoDataDocument, which fails.