uses ValueError and VisitNotFound

src/rockingester_lib/collectors/direct_poll.py

@@ -8,7 +8,7 @@
 from dls_utilpack.callsign import callsign
 from dls_utilpack.explain import explain2
 from dls_utilpack.require import require
-from dls_utilpack.visit import get_xchem_directory
+from dls_utilpack.visit import VisitNotFound, get_xchem_directory
 from PIL import Image
 
 # Dataface client context.
@@ -246,15 +246,20 @@ async def scrape_plates_directory(
                             self.__visits_directory, crystal_plate_model.visit
                         )
                     )
+                except ValueError:
+                    pass
+                except VisitNotFound:
+                    pass
 
+                if visit_directory is not None:
                     await self.scrape_plate_directory(
                         plates_directory / plate_name,
                         crystal_plate_model,
                         visit_directory,
                     )
                 # This barcode is in the database, but the visit name
                 # is not properly formatted or the visit directory doesn't exist.
-                except Exception as exception:
+                else:
                     # For now, don't move these out of SubwellImages since Texrank expects them here.
                     # TODO: Find out how to disable Texrank jobs from running at all.
                     # await self.__move_without_ingesting(