command rkhunter --propupd returned Invalid SCRIPTWHITELIST configuration option: Non-existent pathname: /usr/bin/whatis Reproducible: Always Steps to Reproduce: 1.removed rkhunter including all files 2.re-installed rkhunter using synaptic 3. Actual Results: problem still exists. Expected Results: should have updated rootkit list and searched for rootkits Worked just fine in Feb and March.
It is highly unlikely this relates to Konsole - try running the command in xterm or another terminal.