GTFS validation results for feed:
/gtfs/SBAHN-S.gtfs.zip
FeedValidator extension used: extensions.googletransit

Agencies:Deutsche Bahn AG, DB Regio AG Baden-Württemberg
Routes:8
Stops:348
Trips:2407
Shapes:0
Effective:December 09, 2018 to December 14, 2019

During the upcoming service dates Fri Jul 19 to Mon Sep 16:
Average trips per date:1003
Most trips on a date:1087, on 35 service dates (Fri Jul 19, Wed Jul 24, Thu Jul 25, ...)
Least trips on a date:751, on 9 service dates (Sun Jul 21, Sun Jul 28, Sun Aug 04, ...)

Found these problems:
732 warnings
249Overlapping Trips In Same Blocks
300Stops Too Closes
2Unknown Files
1Unrecognized Column
180Unused Stops


Warnings:

Overlapping Trips In Same Block

Stops Too Close

Unknown File

Unrecognized Column

Unused Stop