Fix crash on pop fetching (r706425 in 3.5 branch).
Fix crash on pop fetching (r706425 in 3.5 branch).

svn path=/branches/kdepim/enterprise/kdepim/; revision=706426

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