Don't crash when copying/moving a folder with a corrupt IMAP cache. CCBUG: 143869
Don't crash when copying/moving a folder with a corrupt IMAP cache.
CCBUG: 143869

svn path=/branches/kdepim/enterprise/kdepim/; revision=688956

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