Fix for app error when creating new event from exisiting patient without an address.
Fix for app error when creating new event from exisiting patient without an address.

git-svn-id: 105a8f2fe5eb3dca76b21e204c69f6587dfa9961@2454 b21a84b9-e453-0410-92a3-c4f515f7ae45

csinitiative/trisano,csinitiative/trisano,csinitiative/trisano,csinitiative/trisano,csinitiative/trisano