SUMMARY My system no longer displays an representation of an html file in the Information Panel STEPS TO REPRODUCE 1. Start Dolphin 2. Navigate to View -> Show Panels 3. Ensure that the Information Panel checkbox is selected 4. Navigate to Settings -> Configure Dolphin -> Previews 5. Ensure that the "Web Archives and HTML" check box is selected 6. Navigate to a folder containing an html file 7. Select the html file OBSERVED RESULT Should see the information panel on the right A grey document with a folded top right corner is displayed in the Information Panel EXPECTED RESULT Should see the information panel on the right A thumbnail of the actual html document should be displayed in the Information Panel SOFTWARE/OS VERSIONS Linux/KDE Plasma: (available in About System) KDE Plasma Version: 5.22.5 KDE Frameworks Version: 5.86 Qt Version: 5.15.3 ADDITIONAL INFORMATION Using Slackware Current
Tracked down the problem as being in my .local directory though strangely not in the dolphin section.