kmail/kontact 5.17.0 download about 4 copies of the same mail. Only the original mail from first download ist accessible, the others are shown grey in inbox. SoftFTWARE/OS VERSIONS Windows: macOS: Linux/KDE Plasma: 5.11.16-arch1-1 (available in About System) KDE Plasma Version: 5.21.4 KDE Frameworks Version: 5.81.0 Qt Version: 5.15.2 ADDITIONAL INFORMATION