STEPS TO REPRODUCE 1. install some DEB package using Discover 2. after the install process, click "Launch" button in the header bar 3. OBSERVED RESULT nothing happens EXPECTED RESULT discover launches the just installed app SOFTWARE/OS VERSIONS KDE neon Developer Edition KDE Plasma: 5.14.80 KDE Frameworks: 5.53.0 Qt: 5.11.2
If it still doesn't work, please re-open the original bug rather than filing a new one. *** This bug has been marked as a duplicate of bug 400779 ***