handle errors during task creation
handle errors during task creation

svn path=/branches/work/kdab-post-4.0/kdepim/; revision=741827

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