Checkmk Werk 12977: Fix UnboundLocalError on host import via CSV file

ID: 12977 Title: Fix UnboundLocalError on host import via CSV file Component: Multisite Level: 1 Class: Bug fix Version: 2.1.0i1 If you used the option "Import hosts via CSV file" on page "Setup" - "Hosts" with option "Perform automatic service discovery" disabled, the following error "UnboundLocalError (local variable 'folder_path' referenced before assignment)" occured.