i_o_error

Error in IO operation.

ERRORGTFSruntimedraftMobilityData canonical GTFS Schedule validator

Related

• Source: MobilityData canonical GTFS Schedule validator

Citations

[1] i_o_error rule reference

Rule metadata

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