fix double deletion (CID 2490)
fix double deletion (CID 2490)

svn path=/branches/KDE/3.5/kdepim/; revision=574435

lefou/kdepim-noakonadi,lefou/kdepim-noakonadi,lefou/kdepim-noakonadi,lefou/kdepim-noakonadi,lefou/kdepim-noakonadi,lefou/kdepim-noakonadi