Bug 475160

Summary: kompare will Not compare any files
Product: [Applications] kompare Reporter: LandisTwo <landis>
Component: parserAssignee: Kompare bugs <kompare-bugs-null>
Status: REPORTED ---    
Severity: major    
Priority: NOR    
Version First Reported In: 4.1.21123   
Target Milestone: ---   
Platform: openSUSE   
OS: Linux   
Latest Commit: Version Fixed/Implemented In:
Sentry Crash Report:
Attachments: one of 2 errors i get, described above

Description LandisTwo 2023-10-03 02:56:08 UTC 
Created attachment 162043 [details]
one of 2 errors i get, described above

SUMMARY
***
NOTE: If you are reporting a crash, please try to attach a backtrace with debug symbols.
See https://community.kde.org/Guidelines_and_HOWTOs/Debugging/How_to_create_useful_crash_reports
***


STEPS TO REPRODUCE
1. select 2 text (.txt) files, context menu, compare OR start kompare select 2 text files
2. click compare
3. fail

OBSERVED RESULT
no matter the way I select 2 text files, kompare fails with error:
1: "No models or no differences, this file file://path/to/file.txt is not a valid diff file."
or
2: "Unknown options: U, H, d, r. - see kdiff3 --help for supported options"
or
3: "could not parse diff output"

EXPECTED RESULT
compare the files.

SOFTWARE/OS VERSIONS
Windows: 
macOS: 
Linux/KDE Plasma: openSuSE 15.4/4.1.21123
(available in About System)
KDE Plasma Version: 5.24.4
KDE Frameworks Version: 5.90.0
Qt Version: 5.15.2

ADDITIONAL INFORMATION
*** KDiff3 works perfectly, when launch by itself without kompare