Version:           4.4.5 (using KDE 4.4.4) 
OS:                Linux

The addresses that show up to select a participant come from a stale database disconnected from KAddressBook.

Reproducible: Always

Steps to Reproduce:
1. 
Tell KAddressBook to add a new contact named KDE Bug.

2. 
Tell KOrganizer to create a new appointment.

3. 
Tell KOrganizer to add a new participant.

4. 
Tell KOrganizer to select the new participant.

5. 
Select KDE Bug.

6. 
tail "~/.xsession-errors"

7. 
Tell KOrganizer to quit.

8. 
rename file "/home/krzysztof/.kde4/share/apps/korganizer"

9.
Start KOrganizer.

10.
Tell KOrganizer to quit.

11. 
Restore file "/home/krzysztof/.kde4/share/apps/korganizer".

12.
Rename file "/home/krzysztof/.kde4/share/apps/kabc".

13. 
Tell KOrganizer to create a new appointment.

14. 
Tell KOrganizer to add a new participant.

15. 
Tell KOrganizer to select the new participant.




Actual Results:  
5. 
No such contact.

6.
kdeinit4: preparing to launch /usr/bin/korganizer
korganizer(11371)/kio (KDirWatch) KDirWatchPrivate::removeEntry: doesn't know "/home/krzysztof/.kde4/share/apps/kabc" 
[akonadiserver] Could not contact query service.
[akonadiserver] QStringList Akonadi::NepomukSearch::search(const QString&) Calling blockingQuery() failed!
kdeinit4: preparing to launch /usr/bin/korganizer
korganizer(11371)/kio (KDirWatch) KDirWatchPrivate::removeEntry: doesn't know "/home/krzysztof/.kde4/share/apps/kabc" 
[akonadiserver] Could not contact query service.
[akonadiserver] QStringList Akonadi::NepomukSearch::search(const QString&) Calling blockingQuery() failed!

9.
Oops!  All events are gone!

15.
Oops!  All addresses are gone!

Expected Results:  
5. 
KDE Bug.

9.
All registered events in place.

15.
The current address book.

OS: Linux (x86_64) release 2.6.34.7-0.2-desktop
Compiler: gcc

Workaround: paste the address directly from KAddressBook (via KMail).