Version: 1.7.2 (using KDE 3.3.2, (3.1))
Compiler: gcc version 3.3.5 (Debian 1:3.3.5-13)
OS: Linux (i686) release 2.6.8-2-686
Kmail configured to use maildir.
Randomly I lost received mail, for example during a scrolling of the received mail. The system modify both subject, sender and date fields to UNKNOWN.
Trying to open the message ... it is disappeared. Nothing inside, just a white paper.
*** This bug has been marked as a duplicate of 121272 ***