GTFS validation results for feed:
/gtfs/DING.gtfs.zip
FeedValidator extension used: extensions.googletransit

Agencies:Missel, Rösch, Bottenschein Blaub., Walk, Merkle, SWU, RAB, Gairing NU, Weidachstein, Diesch GmbH, Stadtwerke Biberach, NeUBus, BBS Schapfl, Miller, Reinalter, Stadtverk. Laupheim, NVBC, SWEG Südwestdeutsche Landesverkehrs-AG (Bus), Klemens Diesch, Gairing BC, Braunmiller, Oster, Mann, Probst, Bayer_König, Klöpfer, Bayer, Baumeister-Knese, Bottenschein Lauph., Fromm
Routes:323
Stops:3664
Trips:26438
Shapes:6064
Effective:December 15, 2019 to December 12, 2020

During the upcoming service dates Mon Jun 01 to Thu Jul 30:
Average trips per date:4561
Most trips on a date:6018, on 6 service dates (Tue Jun 16, Tue Jun 23, Tue Jun 30, ...)
Least trips on a date:1406, on 1 service date (Thu Jun 11)

Found these problems:
4 errors4489 warnings
4Invalid Values
176Duplicate Trips
1803Invalid Values
1Other Problem
522Stop Too Far From Shape With Dist Traveleds
333Stops Too Closes
1278Too Fast Travels
360Too Many Consecutive Stop Times With Same Times
16Unused Stops


Errors:

Invalid Value

Warnings:

Duplicate Trip

Invalid Value

Other Problem

Stop Too Far From Shape With Dist Traveled

Stops Too Close

Too Fast Travel

Too Many Consecutive Stop Times With Same Time

Unused Stop