non_ascii_or_non_printable_char

Non ascii or non printable char in ID field.

WARNINGGTFSqualitydraftMobilityData canonical GTFS Schedule validator

Related

• Source: MobilityData canonical GTFS Schedule validator

Citations

[1] non_ascii_or_non_printable_char rule reference

Rule metadata

Code	non_ascii_or_non_printable_char
Standard	GTFS
Source	MobilityData canonical GTFS Schedule validator
Severity	WARNING
Category	quality
Maturity	draft
Tags	mobilitydata, gtfs, quality
Retrieved	2026-06-12
Reference	https://gtfs-validator.mobilitydata.org/rules.html#non_ascii_or_non_printable_char-rule