Fix net import sync - title won't exist until movie mapped

src/NzbDrone.Core/Movies/MovieService.cs

@@ -351,6 +351,8 @@ namespace NzbDrone.Core.Movies
                 }
             }
 
+            if (movie.Title.IsNotNullOrWhiteSpace())
+            {
                 if (movie.Year > 1850)
                 {
                     result = FindByTitle(movie.Title.CleanSeriesTitle(), movie.Year);
@@ -367,6 +369,7 @@ namespace NzbDrone.Core.Movies
                         return true;
                     }
                 }
+            }
 
             return false;
         }