Tabular file contains custom columns not described in a data dictionary

I am trying to create a participants data dictionary. I have two columns: participant_id and study_id. In the same directory as my participants.tsv file, I’ve create participants.json file. The json file contains the following:

{
  "study_id": {
      "LongName":"Study ID",
      "Description":"OSA specific Study ID"
    }
}

I’m still getting the error from BIDS validator

File Path: Tabular file contains custom columns not described in a data dictionary

	Type:		Warning
	File:		participants.tsv
	Location:		OSA/participants.tsv
	Reason:		Tabular file contains custom columns not described in a data dictionary
	Evidence:	Columns:  study_id not defined, please define in: /participants.json, /participants.json

What am I doing wrong?

Naomi

Are there any other warnings/errors? Could you share the full log?

Here’s the full log:

File Path: Not all subjects contain the same files. Each subject should contain the same number of files with the same naming unless some files are known to be missing.

	Type:		Warning
	File:		sub-001_acq-test3_dwi.bval
	Location:		/sub-001/dwi/sub-001_acq-test3_dwi.bval
	Reason:		This file is missing for subject sub-001, but is present for at least one other subject.
	Type:		Warning
	File:		sub-001_acq-test3_dwi.bvec
	Location:		/sub-001/dwi/sub-001_acq-test3_dwi.bvec
	Reason:		This file is missing for subject sub-001, but is present for at least one other subject.
	Type:		Warning
	File:		sub-001_acq-test3_dwi.json
	Location:		/sub-001/dwi/sub-001_acq-test3_dwi.json
	Reason:		This file is missing for subject sub-001, but is present for at least one other subject.
	Type:		Warning
	File:		sub-001_acq-test3_dwi.nii.gz
	Location:		/sub-001/dwi/sub-001_acq-test3_dwi.nii.gz
	Reason:		This file is missing for subject sub-001, but is present for at least one other subject.
	Type:		Warning
	File:		sub-002_acq-test3_dwi.bval
	Location:		/sub-002/dwi/sub-002_acq-test3_dwi.bval
	Reason:		This file is missing for subject sub-002, but is present for at least one other subject.
	Type:		Warning
	File:		sub-002_acq-test3_dwi.bvec
	Location:		/sub-002/dwi/sub-002_acq-test3_dwi.bvec
	Reason:		This file is missing for subject sub-002, but is present for at least one other subject.
	Type:		Warning
	File:		sub-002_acq-test3_dwi.json
	Location:		/sub-002/dwi/sub-002_acq-test3_dwi.json
	Reason:		This file is missing for subject sub-002, but is present for at least one other subject.
	Type:		Warning
	File:		sub-002_acq-test3_dwi.nii.gz
	Location:		/sub-002/dwi/sub-002_acq-test3_dwi.nii.gz
	Reason:		This file is missing for subject sub-002, but is present for at least one other subject.
	Type:		Warning
	File:		sub-003_acq-test3_dwi.bval
	Location:		/sub-003/dwi/sub-003_acq-test3_dwi.bval
	Reason:		This file is missing for subject sub-003, but is present for at least one other subject.
	Type:		Warning
	File:		sub-003_acq-test3_dwi.bvec
	Location:		/sub-003/dwi/sub-003_acq-test3_dwi.bvec
	Reason:		This file is missing for subject sub-003, but is present for at least one other subject.
	Type:		Warning
	File:		sub-003_acq-test3_dwi.json
	Location:		/sub-003/dwi/sub-003_acq-test3_dwi.json
	Reason:		This file is missing for subject sub-003, but is present for at least one other subject.
	Type:		Warning
	File:		sub-003_acq-test3_dwi.nii.gz
	Location:		/sub-003/dwi/sub-003_acq-test3_dwi.nii.gz
	Reason:		This file is missing for subject sub-003, but is present for at least one other subject.
	Type:		Warning
	File:		sub-004_acq-test3_dwi.bval
	Location:		/sub-004/dwi/sub-004_acq-test3_dwi.bval
	Reason:		This file is missing for subject sub-004, but is present for at least one other subject.
	Type:		Warning
	File:		sub-004_acq-test3_dwi.bvec
	Location:		/sub-004/dwi/sub-004_acq-test3_dwi.bvec
	Reason:		This file is missing for subject sub-004, but is present for at least one other subject.
	Type:		Warning
	File:		sub-004_acq-test3_dwi.json
	Location:		/sub-004/dwi/sub-004_acq-test3_dwi.json
	Reason:		This file is missing for subject sub-004, but is present for at least one other subject.
	Type:		Warning
	File:		sub-004_acq-test3_dwi.nii.gz
	Location:		/sub-004/dwi/sub-004_acq-test3_dwi.nii.gz
	Reason:		This file is missing for subject sub-004, but is present for at least one other subject.
	Type:		Warning
	File:		sub-005_acq-test3_dwi.bval
	Location:		/sub-005/dwi/sub-005_acq-test3_dwi.bval
	Reason:		This file is missing for subject sub-005, but is present for at least one other subject.
	Type:		Warning
	File:		sub-005_acq-test3_dwi.bvec
	Location:		/sub-005/dwi/sub-005_acq-test3_dwi.bvec
	Reason:		This file is missing for subject sub-005, but is present for at least one other subject.
	Type:		Warning
	File:		sub-005_acq-test3_dwi.json
	Location:		/sub-005/dwi/sub-005_acq-test3_dwi.json
	Reason:		This file is missing for subject sub-005, but is present for at least one other subject.
	Type:		Warning
	File:		sub-005_acq-test3_dwi.nii.gz
	Location:		/sub-005/dwi/sub-005_acq-test3_dwi.nii.gz
	Reason:		This file is missing for subject sub-005, but is present for at least one other subject.
	Type:		Warning
	File:		sub-006_acq-test3_dwi.bval
	Location:		/sub-006/dwi/sub-006_acq-test3_dwi.bval
	Reason:		This file is missing for subject sub-006, but is present for at least one other subject.
	Type:		Warning
	File:		sub-006_acq-test3_dwi.bvec
	Location:		/sub-006/dwi/sub-006_acq-test3_dwi.bvec
	Reason:		This file is missing for subject sub-006, but is present for at least one other subject.
	Type:		Warning
	File:		sub-006_acq-test3_dwi.json
	Location:		/sub-006/dwi/sub-006_acq-test3_dwi.json
	Reason:		This file is missing for subject sub-006, but is present for at least one other subject.
	Type:		Warning
	File:		sub-006_acq-test3_dwi.nii.gz
	Location:		/sub-006/dwi/sub-006_acq-test3_dwi.nii.gz
	Reason:		This file is missing for subject sub-006, but is present for at least one other subject.
	Type:		Warning
	File:		sub-007_acq-test3_dwi.bval
	Location:		/sub-007/dwi/sub-007_acq-test3_dwi.bval
	Reason:		This file is missing for subject sub-007, but is present for at least one other subject.
	Type:		Warning
	File:		sub-007_acq-test3_dwi.bvec
	Location:		/sub-007/dwi/sub-007_acq-test3_dwi.bvec
	Reason:		This file is missing for subject sub-007, but is present for at least one other subject.
	Type:		Warning
	File:		sub-007_acq-test3_dwi.json
	Location:		/sub-007/dwi/sub-007_acq-test3_dwi.json
	Reason:		This file is missing for subject sub-007, but is present for at least one other subject.
	Type:		Warning
	File:		sub-007_acq-test3_dwi.nii.gz
	Location:		/sub-007/dwi/sub-007_acq-test3_dwi.nii.gz
	Reason:		This file is missing for subject sub-007, but is present for at least one other subject.
	Type:		Warning
	File:		sub-008_acq-test3_dwi.bval
	Location:		/sub-008/dwi/sub-008_acq-test3_dwi.bval
	Reason:		This file is missing for subject sub-008, but is present for at least one other subject.
	Type:		Warning
	File:		sub-008_acq-test3_dwi.bvec
	Location:		/sub-008/dwi/sub-008_acq-test3_dwi.bvec
	Reason:		This file is missing for subject sub-008, but is present for at least one other subject.
	Type:		Warning
	File:		sub-008_acq-test3_dwi.json
	Location:		/sub-008/dwi/sub-008_acq-test3_dwi.json
	Reason:		This file is missing for subject sub-008, but is present for at least one other subject.
	Type:		Warning
	File:		sub-008_acq-test3_dwi.nii.gz
	Location:		/sub-008/dwi/sub-008_acq-test3_dwi.nii.gz
	Reason:		This file is missing for subject sub-008, but is present for at least one other subject.
	Type:		Warning
	File:		sub-009_T2w.json
	Location:		/sub-009/anat/sub-009_T2w.json
	Reason:		This file is missing for subject sub-009, but is present for at least one other subject.
	Type:		Warning
	File:		sub-009_T2w.nii.gz
	Location:		/sub-009/anat/sub-009_T2w.nii.gz
	Reason:		This file is missing for subject sub-009, but is present for at least one other subject.
	Type:		Warning
	File:		sub-009_acq-test1_dwi.bval
	Location:		/sub-009/dwi/sub-009_acq-test1_dwi.bval
	Reason:		This file is missing for subject sub-009, but is present for at least one other subject.
	Type:		Warning
	File:		sub-009_acq-test1_dwi.bvec
	Location:		/sub-009/dwi/sub-009_acq-test1_dwi.bvec
	Reason:		This file is missing for subject sub-009, but is present for at least one other subject.
	Type:		Warning
	File:		sub-009_acq-test1_dwi.json
	Location:		/sub-009/dwi/sub-009_acq-test1_dwi.json
	Reason:		This file is missing for subject sub-009, but is present for at least one other subject.
	Type:		Warning
	File:		sub-009_acq-test1_dwi.nii.gz
	Location:		/sub-009/dwi/sub-009_acq-test1_dwi.nii.gz
	Reason:		This file is missing for subject sub-009, but is present for at least one other subject.
	Type:		Warning
	File:		sub-009_acq-test3_dwi.bval
	Location:		/sub-009/dwi/sub-009_acq-test3_dwi.bval
	Reason:		This file is missing for subject sub-009, but is present for at least one other subject.
	Type:		Warning
	File:		sub-009_acq-test3_dwi.bvec
	Location:		/sub-009/dwi/sub-009_acq-test3_dwi.bvec
	Reason:		This file is missing for subject sub-009, but is present for at least one other subject.
	Type:		Warning
	File:		sub-009_acq-test3_dwi.json
	Location:		/sub-009/dwi/sub-009_acq-test3_dwi.json
	Reason:		This file is missing for subject sub-009, but is present for at least one other subject.
	Type:		Warning
	File:		sub-009_acq-test3_dwi.nii.gz
	Location:		/sub-009/dwi/sub-009_acq-test3_dwi.nii.gz
	Reason:		This file is missing for subject sub-009, but is present for at least one other subject.
	Type:		Warning
	File:		sub-010_acq-test3_dwi.bval
	Location:		/sub-010/dwi/sub-010_acq-test3_dwi.bval
	Reason:		This file is missing for subject sub-010, but is present for at least one other subject.
	Type:		Warning
	File:		sub-010_acq-test3_dwi.bvec
	Location:		/sub-010/dwi/sub-010_acq-test3_dwi.bvec
	Reason:		This file is missing for subject sub-010, but is present for at least one other subject.
	Type:		Warning
	File:		sub-010_acq-test3_dwi.json
	Location:		/sub-010/dwi/sub-010_acq-test3_dwi.json
	Reason:		This file is missing for subject sub-010, but is present for at least one other subject.
	Type:		Warning
	File:		sub-010_acq-test3_dwi.nii.gz
	Location:		/sub-010/dwi/sub-010_acq-test3_dwi.nii.gz
	Reason:		This file is missing for subject sub-010, but is present for at least one other subject.
	Type:		Warning
	File:		sub-011_acq-test2_dwi.bval
	Location:		/sub-011/dwi/sub-011_acq-test2_dwi.bval
	Reason:		This file is missing for subject sub-011, but is present for at least one other subject.
	Type:		Warning
	File:		sub-011_acq-test2_dwi.bvec
	Location:		/sub-011/dwi/sub-011_acq-test2_dwi.bvec
	Reason:		This file is missing for subject sub-011, but is present for at least one other subject.
	Type:		Warning
	File:		sub-011_acq-test2_dwi.json
	Location:		/sub-011/dwi/sub-011_acq-test2_dwi.json
	Reason:		This file is missing for subject sub-011, but is present for at least one other subject.
	Type:		Warning
	File:		sub-011_acq-test2_dwi.nii.gz
	Location:		/sub-011/dwi/sub-011_acq-test2_dwi.nii.gz
	Reason:		This file is missing for subject sub-011, but is present for at least one other subject.
	Type:		Warning
	File:		sub-011_acq-test3_dwi.bval
	Location:		/sub-011/dwi/sub-011_acq-test3_dwi.bval
	Reason:		This file is missing for subject sub-011, but is present for at least one other subject.
	Type:		Warning
	File:		sub-011_acq-test3_dwi.bvec
	Location:		/sub-011/dwi/sub-011_acq-test3_dwi.bvec
	Reason:		This file is missing for subject sub-011, but is present for at least one other subject.
	Type:		Warning
	File:		sub-011_acq-test3_dwi.json
	Location:		/sub-011/dwi/sub-011_acq-test3_dwi.json
	Reason:		This file is missing for subject sub-011, but is present for at least one other subject.
	Type:		Warning
	File:		sub-011_acq-test3_dwi.nii.gz
	Location:		/sub-011/dwi/sub-011_acq-test3_dwi.nii.gz
	Reason:		This file is missing for subject sub-011, but is present for at least one other subject.
	Type:		Warning
	File:		sub-012_acq-test3_dwi.bval
	Location:		/sub-012/dwi/sub-012_acq-test3_dwi.bval
	Reason:		This file is missing for subject sub-012, but is present for at least one other subject.
	Type:		Warning
	File:		sub-012_acq-test3_dwi.bvec
	Location:		/sub-012/dwi/sub-012_acq-test3_dwi.bvec
	Reason:		This file is missing for subject sub-012, but is present for at least one other subject.
	Type:		Warning
	File:		sub-012_acq-test3_dwi.json
	Location:		/sub-012/dwi/sub-012_acq-test3_dwi.json
	Reason:		This file is missing for subject sub-012, but is present for at least one other subject.
	Type:		Warning
	File:		sub-012_acq-test3_dwi.nii.gz
	Location:		/sub-012/dwi/sub-012_acq-test3_dwi.nii.gz
	Reason:		This file is missing for subject sub-012, but is present for at least one other subject.
	Type:		Warning
	File:		sub-013_acq-test3_dwi.bval
	Location:		/sub-013/dwi/sub-013_acq-test3_dwi.bval
	Reason:		This file is missing for subject sub-013, but is present for at least one other subject.
	Type:		Warning
	File:		sub-013_acq-test3_dwi.bvec
	Location:		/sub-013/dwi/sub-013_acq-test3_dwi.bvec
	Reason:		This file is missing for subject sub-013, but is present for at least one other subject.
	Type:		Warning
	File:		sub-013_acq-test3_dwi.json
	Location:		/sub-013/dwi/sub-013_acq-test3_dwi.json
	Reason:		This file is missing for subject sub-013, but is present for at least one other subject.
	Type:		Warning
	File:		sub-013_acq-test3_dwi.nii.gz
	Location:		/sub-013/dwi/sub-013_acq-test3_dwi.nii.gz
	Reason:		This file is missing for subject sub-013, but is present for at least one other subject.
	Type:		Warning
	File:		sub-014_acq-test3_dwi.bval
	Location:		/sub-014/dwi/sub-014_acq-test3_dwi.bval
	Reason:		This file is missing for subject sub-014, but is present for at least one other subject.
	Type:		Warning
	File:		sub-014_acq-test3_dwi.bvec
	Location:		/sub-014/dwi/sub-014_acq-test3_dwi.bvec
	Reason:		This file is missing for subject sub-014, but is present for at least one other subject.
	Type:		Warning
	File:		sub-014_acq-test3_dwi.json
	Location:		/sub-014/dwi/sub-014_acq-test3_dwi.json
	Reason:		This file is missing for subject sub-014, but is present for at least one other subject.
	Type:		Warning
	File:		sub-014_acq-test3_dwi.nii.gz
	Location:		/sub-014/dwi/sub-014_acq-test3_dwi.nii.gz
	Reason:		This file is missing for subject sub-014, but is present for at least one other subject.
	Type:		Warning
	File:		sub-015_acq-test3_dwi.bval
	Location:		/sub-015/dwi/sub-015_acq-test3_dwi.bval
	Reason:		This file is missing for subject sub-015, but is present for at least one other subject.
	Type:		Warning
	File:		sub-015_acq-test3_dwi.bvec
	Location:		/sub-015/dwi/sub-015_acq-test3_dwi.bvec
	Reason:		This file is missing for subject sub-015, but is present for at least one other subject.
	Type:		Warning
	File:		sub-015_acq-test3_dwi.json
	Location:		/sub-015/dwi/sub-015_acq-test3_dwi.json
	Reason:		This file is missing for subject sub-015, but is present for at least one other subject.
	Type:		Warning
	File:		sub-015_acq-test3_dwi.nii.gz
	Location:		/sub-015/dwi/sub-015_acq-test3_dwi.nii.gz
	Reason:		This file is missing for subject sub-015, but is present for at least one other subject.
	Type:		Warning
	File:		sub-016_acq-test2_dwi.bval
	Location:		/sub-016/dwi/sub-016_acq-test2_dwi.bval
	Reason:		This file is missing for subject sub-016, but is present for at least one other subject.
	Type:		Warning
	File:		sub-016_acq-test2_dwi.bvec
	Location:		/sub-016/dwi/sub-016_acq-test2_dwi.bvec
	Reason:		This file is missing for subject sub-016, but is present for at least one other subject.
	Type:		Warning
	File:		sub-016_acq-test2_dwi.json
	Location:		/sub-016/dwi/sub-016_acq-test2_dwi.json
	Reason:		This file is missing for subject sub-016, but is present for at least one other subject.
	Type:		Warning
	File:		sub-016_acq-test2_dwi.nii.gz
	Location:		/sub-016/dwi/sub-016_acq-test2_dwi.nii.gz
	Reason:		This file is missing for subject sub-016, but is present for at least one other subject.
	Type:		Warning
	File:		sub-016_acq-test3_dwi.bval
	Location:		/sub-016/dwi/sub-016_acq-test3_dwi.bval
	Reason:		This file is missing for subject sub-016, but is present for at least one other subject.
	Type:		Warning
	File:		sub-016_acq-test3_dwi.bvec
	Location:		/sub-016/dwi/sub-016_acq-test3_dwi.bvec
	Reason:		This file is missing for subject sub-016, but is present for at least one other subject.
	Type:		Warning
	File:		sub-016_acq-test3_dwi.json
	Location:		/sub-016/dwi/sub-016_acq-test3_dwi.json
	Reason:		This file is missing for subject sub-016, but is present for at least one other subject.
	Type:		Warning
	File:		sub-016_acq-test3_dwi.nii.gz
	Location:		/sub-016/dwi/sub-016_acq-test3_dwi.nii.gz
	Reason:		This file is missing for subject sub-016, but is present for at least one other subject.
	Type:		Warning
	File:		sub-017_acq-test3_dwi.bval
	Location:		/sub-017/dwi/sub-017_acq-test3_dwi.bval
	Reason:		This file is missing for subject sub-017, but is present for at least one other subject.
	Type:		Warning
	File:		sub-017_acq-test3_dwi.bvec
	Location:		/sub-017/dwi/sub-017_acq-test3_dwi.bvec
	Reason:		This file is missing for subject sub-017, but is present for at least one other subject.
	Type:		Warning
	File:		sub-017_acq-test3_dwi.json
	Location:		/sub-017/dwi/sub-017_acq-test3_dwi.json
	Reason:		This file is missing for subject sub-017, but is present for at least one other subject.
	Type:		Warning
	File:		sub-017_acq-test3_dwi.nii.gz
	Location:		/sub-017/dwi/sub-017_acq-test3_dwi.nii.gz
	Reason:		This file is missing for subject sub-017, but is present for at least one other subject.
	Type:		Warning
	File:		sub-018_acq-test3_dwi.bval
	Location:		/sub-018/dwi/sub-018_acq-test3_dwi.bval
	Reason:		This file is missing for subject sub-018, but is present for at least one other subject.
	Type:		Warning
	File:		sub-018_acq-test3_dwi.bvec
	Location:		/sub-018/dwi/sub-018_acq-test3_dwi.bvec
	Reason:		This file is missing for subject sub-018, but is present for at least one other subject.
	Type:		Warning
	File:		sub-018_acq-test3_dwi.json
	Location:		/sub-018/dwi/sub-018_acq-test3_dwi.json
	Reason:		This file is missing for subject sub-018, but is present for at least one other subject.
	Type:		Warning
	File:		sub-018_acq-test3_dwi.nii.gz
	Location:		/sub-018/dwi/sub-018_acq-test3_dwi.nii.gz
	Reason:		This file is missing for subject sub-018, but is present for at least one other subject.
	Type:		Warning
	File:		sub-019_acq-test3_dwi.bval
	Location:		/sub-019/dwi/sub-019_acq-test3_dwi.bval
	Reason:		This file is missing for subject sub-019, but is present for at least one other subject.
	Type:		Warning
	File:		sub-019_acq-test3_dwi.bvec
	Location:		/sub-019/dwi/sub-019_acq-test3_dwi.bvec
	Reason:		This file is missing for subject sub-019, but is present for at least one other subject.
	Type:		Warning
	File:		sub-019_acq-test3_dwi.json
	Location:		/sub-019/dwi/sub-019_acq-test3_dwi.json
	Reason:		This file is missing for subject sub-019, but is present for at least one other subject.
	Type:		Warning
	File:		sub-019_acq-test3_dwi.nii.gz
	Location:		/sub-019/dwi/sub-019_acq-test3_dwi.nii.gz
	Reason:		This file is missing for subject sub-019, but is present for at least one other subject.
	Type:		Warning
	File:		sub-020_acq-test3_dwi.bval
	Location:		/sub-020/dwi/sub-020_acq-test3_dwi.bval
	Reason:		This file is missing for subject sub-020, but is present for at least one other subject.
	Type:		Warning
	File:		sub-020_acq-test3_dwi.bvec
	Location:		/sub-020/dwi/sub-020_acq-test3_dwi.bvec
	Reason:		This file is missing for subject sub-020, but is present for at least one other subject.
	Type:		Warning
	File:		sub-020_acq-test3_dwi.json
	Location:		/sub-020/dwi/sub-020_acq-test3_dwi.json
	Reason:		This file is missing for subject sub-020, but is present for at least one other subject.
	Type:		Warning
	File:		sub-020_acq-test3_dwi.nii.gz
	Location:		/sub-020/dwi/sub-020_acq-test3_dwi.nii.gz
	Reason:		This file is missing for subject sub-020, but is present for at least one other subject.
	Type:		Warning
	File:		sub-022_acq-test3_dwi.bval
	Location:		/sub-022/dwi/sub-022_acq-test3_dwi.bval
	Reason:		This file is missing for subject sub-022, but is present for at least one other subject.
	Type:		Warning
	File:		sub-022_acq-test3_dwi.bvec
	Location:		/sub-022/dwi/sub-022_acq-test3_dwi.bvec
	Reason:		This file is missing for subject sub-022, but is present for at least one other subject.
	Type:		Warning
	File:		sub-022_acq-test3_dwi.json
	Location:		/sub-022/dwi/sub-022_acq-test3_dwi.json
	Reason:		This file is missing for subject sub-022, but is present for at least one other subject.
	Type:		Warning
	File:		sub-022_acq-test3_dwi.nii.gz
	Location:		/sub-022/dwi/sub-022_acq-test3_dwi.nii.gz
	Reason:		This file is missing for subject sub-022, but is present for at least one other subject.
	Type:		Warning
	File:		sub-023_acq-test3_dwi.bval
	Location:		/sub-023/dwi/sub-023_acq-test3_dwi.bval
	Reason:		This file is missing for subject sub-023, but is present for at least one other subject.
	Type:		Warning
	File:		sub-023_acq-test3_dwi.bvec
	Location:		/sub-023/dwi/sub-023_acq-test3_dwi.bvec
	Reason:		This file is missing for subject sub-023, but is present for at least one other subject.
	Type:		Warning
	File:		sub-023_acq-test3_dwi.json
	Location:		/sub-023/dwi/sub-023_acq-test3_dwi.json
	Reason:		This file is missing for subject sub-023, but is present for at least one other subject.
	Type:		Warning
	File:		sub-023_acq-test3_dwi.nii.gz
	Location:		/sub-023/dwi/sub-023_acq-test3_dwi.nii.gz
	Reason:		This file is missing for subject sub-023, but is present for at least one other subject.
	Type:		Warning
	File:		sub-024_acq-test2_dwi.bval
	Location:		/sub-024/dwi/sub-024_acq-test2_dwi.bval
	Reason:		This file is missing for subject sub-024, but is present for at least one other subject.
	Type:		Warning
	File:		sub-024_acq-test2_dwi.bvec
	Location:		/sub-024/dwi/sub-024_acq-test2_dwi.bvec
	Reason:		This file is missing for subject sub-024, but is present for at least one other subject.
	Type:		Warning
	File:		sub-024_acq-test2_dwi.json
	Location:		/sub-024/dwi/sub-024_acq-test2_dwi.json
	Reason:		This file is missing for subject sub-024, but is present for at least one other subject.
	Type:		Warning
	File:		sub-024_acq-test2_dwi.nii.gz
	Location:		/sub-024/dwi/sub-024_acq-test2_dwi.nii.gz
	Reason:		This file is missing for subject sub-024, but is present for at least one other subject.
	Type:		Warning
	File:		sub-024_acq-test3_dwi.bval
	Location:		/sub-024/dwi/sub-024_acq-test3_dwi.bval
	Reason:		This file is missing for subject sub-024, but is present for at least one other subject.
	Type:		Warning
	File:		sub-024_acq-test3_dwi.bvec
	Location:		/sub-024/dwi/sub-024_acq-test3_dwi.bvec
	Reason:		This file is missing for subject sub-024, but is present for at least one other subject.
	Type:		Warning
	File:		sub-024_acq-test3_dwi.json
	Location:		/sub-024/dwi/sub-024_acq-test3_dwi.json
	Reason:		This file is missing for subject sub-024, but is present for at least one other subject.
	Type:		Warning
	File:		sub-024_acq-test3_dwi.nii.gz
	Location:		/sub-024/dwi/sub-024_acq-test3_dwi.nii.gz
	Reason:		This file is missing for subject sub-024, but is present for at least one other subject.
	Type:		Warning
	File:		sub-025_acq-test3_dwi.bval
	Location:		/sub-025/dwi/sub-025_acq-test3_dwi.bval
	Reason:		This file is missing for subject sub-025, but is present for at least one other subject.
	Type:		Warning
	File:		sub-025_acq-test3_dwi.bvec
	Location:		/sub-025/dwi/sub-025_acq-test3_dwi.bvec
	Reason:		This file is missing for subject sub-025, but is present for at least one other subject.
	Type:		Warning
	File:		sub-025_acq-test3_dwi.json
	Location:		/sub-025/dwi/sub-025_acq-test3_dwi.json
	Reason:		This file is missing for subject sub-025, but is present for at least one other subject.
	Type:		Warning
	File:		sub-025_acq-test3_dwi.nii.gz
	Location:		/sub-025/dwi/sub-025_acq-test3_dwi.nii.gz
	Reason:		This file is missing for subject sub-025, but is present for at least one other subject.
	Type:		Warning
	File:		sub-026_acq-test3_dwi.bval
	Location:		/sub-026/dwi/sub-026_acq-test3_dwi.bval
	Reason:		This file is missing for subject sub-026, but is present for at least one other subject.
	Type:		Warning
	File:		sub-026_acq-test3_dwi.bvec
	Location:		/sub-026/dwi/sub-026_acq-test3_dwi.bvec
	Reason:		This file is missing for subject sub-026, but is present for at least one other subject.
	Type:		Warning
	File:		sub-026_acq-test3_dwi.json
	Location:		/sub-026/dwi/sub-026_acq-test3_dwi.json
	Reason:		This file is missing for subject sub-026, but is present for at least one other subject.
	Type:		Warning
	File:		sub-026_acq-test3_dwi.nii.gz
	Location:		/sub-026/dwi/sub-026_acq-test3_dwi.nii.gz
	Reason:		This file is missing for subject sub-026, but is present for at least one other subject.
	Type:		Warning
	File:		sub-027_acq-test3_dwi.bval
	Location:		/sub-027/dwi/sub-027_acq-test3_dwi.bval
	Reason:		This file is missing for subject sub-027, but is present for at least one other subject.
	Type:		Warning
	File:		sub-027_acq-test3_dwi.bvec
	Location:		/sub-027/dwi/sub-027_acq-test3_dwi.bvec
	Reason:		This file is missing for subject sub-027, but is present for at least one other subject.
	Type:		Warning
	File:		sub-027_acq-test3_dwi.json
	Location:		/sub-027/dwi/sub-027_acq-test3_dwi.json
	Reason:		This file is missing for subject sub-027, but is present for at least one other subject.
	Type:		Warning
	File:		sub-027_acq-test3_dwi.nii.gz
	Location:		/sub-027/dwi/sub-027_acq-test3_dwi.nii.gz
	Reason:		This file is missing for subject sub-027, but is present for at least one other subject.
	Type:		Warning
	File:		sub-029_T2w.json
	Location:		/sub-029/anat/sub-029_T2w.json
	Reason:		This file is missing for subject sub-029, but is present for at least one other subject.
	Type:		Warning
	File:		sub-029_T2w.nii.gz
	Location:		/sub-029/anat/sub-029_T2w.nii.gz
	Reason:		This file is missing for subject sub-029, but is present for at least one other subject.
	Type:		Warning
	File:		sub-029_acq-test3_dwi.bval
	Location:		/sub-029/dwi/sub-029_acq-test3_dwi.bval
	Reason:		This file is missing for subject sub-029, but is present for at least one other subject.
	Type:		Warning
	File:		sub-029_acq-test3_dwi.bvec
	Location:		/sub-029/dwi/sub-029_acq-test3_dwi.bvec
	Reason:		This file is missing for subject sub-029, but is present for at least one other subject.
	Type:		Warning
	File:		sub-029_acq-test3_dwi.json
	Location:		/sub-029/dwi/sub-029_acq-test3_dwi.json
	Reason:		This file is missing for subject sub-029, but is present for at least one other subject.
	Type:		Warning
	File:		sub-029_acq-test3_dwi.nii.gz
	Location:		/sub-029/dwi/sub-029_acq-test3_dwi.nii.gz
	Reason:		This file is missing for subject sub-029, but is present for at least one other subject.
	Type:		Warning
	File:		sub-030_acq-test3_dwi.bval
	Location:		/sub-030/dwi/sub-030_acq-test3_dwi.bval
	Reason:		This file is missing for subject sub-030, but is present for at least one other subject.
	Type:		Warning
	File:		sub-030_acq-test3_dwi.bvec
	Location:		/sub-030/dwi/sub-030_acq-test3_dwi.bvec
	Reason:		This file is missing for subject sub-030, but is present for at least one other subject.
	Type:		Warning
	File:		sub-030_acq-test3_dwi.json
	Location:		/sub-030/dwi/sub-030_acq-test3_dwi.json
	Reason:		This file is missing for subject sub-030, but is present for at least one other subject.
	Type:		Warning
	File:		sub-030_acq-test3_dwi.nii.gz
	Location:		/sub-030/dwi/sub-030_acq-test3_dwi.nii.gz
	Reason:		This file is missing for subject sub-030, but is present for at least one other subject.
	Type:		Warning
	File:		sub-031_acq-test3_dwi.bval
	Location:		/sub-031/dwi/sub-031_acq-test3_dwi.bval
	Reason:		This file is missing for subject sub-031, but is present for at least one other subject.
	Type:		Warning
	File:		sub-031_acq-test3_dwi.bvec
	Location:		/sub-031/dwi/sub-031_acq-test3_dwi.bvec
	Reason:		This file is missing for subject sub-031, but is present for at least one other subject.
	Type:		Warning
	File:		sub-031_acq-test3_dwi.json
	Location:		/sub-031/dwi/sub-031_acq-test3_dwi.json
	Reason:		This file is missing for subject sub-031, but is present for at least one other subject.
	Type:		Warning
	File:		sub-031_acq-test3_dwi.nii.gz
	Location:		/sub-031/dwi/sub-031_acq-test3_dwi.nii.gz
	Reason:		This file is missing for subject sub-031, but is present for at least one other subject.
	Type:		Warning
	File:		sub-032_acq-test3_dwi.bval
	Location:		/sub-032/dwi/sub-032_acq-test3_dwi.bval
	Reason:		This file is missing for subject sub-032, but is present for at least one other subject.
	Type:		Warning
	File:		sub-032_acq-test3_dwi.bvec
	Location:		/sub-032/dwi/sub-032_acq-test3_dwi.bvec
	Reason:		This file is missing for subject sub-032, but is present for at least one other subject.
	Type:		Warning
	File:		sub-032_acq-test3_dwi.json
	Location:		/sub-032/dwi/sub-032_acq-test3_dwi.json
	Reason:		This file is missing for subject sub-032, but is present for at least one other subject.
	Type:		Warning
	File:		sub-032_acq-test3_dwi.nii.gz
	Location:		/sub-032/dwi/sub-032_acq-test3_dwi.nii.gz
	Reason:		This file is missing for subject sub-032, but is present for at least one other subject.
	Type:		Warning
	File:		sub-033_acq-test3_dwi.bval
	Location:		/sub-033/dwi/sub-033_acq-test3_dwi.bval
	Reason:		This file is missing for subject sub-033, but is present for at least one other subject.
	Type:		Warning
	File:		sub-033_acq-test3_dwi.bvec
	Location:		/sub-033/dwi/sub-033_acq-test3_dwi.bvec
	Reason:		This file is missing for subject sub-033, but is present for at least one other subject.
	Type:		Warning
	File:		sub-033_acq-test3_dwi.json
	Location:		/sub-033/dwi/sub-033_acq-test3_dwi.json
	Reason:		This file is missing for subject sub-033, but is present for at least one other subject.
	Type:		Warning
	File:		sub-033_acq-test3_dwi.nii.gz
	Location:		/sub-033/dwi/sub-033_acq-test3_dwi.nii.gz
	Reason:		This file is missing for subject sub-033, but is present for at least one other subject.
	Type:		Warning
	File:		sub-034_acq-test3_dwi.bval
	Location:		/sub-034/dwi/sub-034_acq-test3_dwi.bval
	Reason:		This file is missing for subject sub-034, but is present for at least one other subject.
	Type:		Warning
	File:		sub-034_acq-test3_dwi.bvec
	Location:		/sub-034/dwi/sub-034_acq-test3_dwi.bvec
	Reason:		This file is missing for subject sub-034, but is present for at least one other subject.
	Type:		Warning
	File:		sub-034_acq-test3_dwi.json
	Location:		/sub-034/dwi/sub-034_acq-test3_dwi.json
	Reason:		This file is missing for subject sub-034, but is present for at least one other subject.
	Type:		Warning
	File:		sub-034_acq-test3_dwi.nii.gz
	Location:		/sub-034/dwi/sub-034_acq-test3_dwi.nii.gz
	Reason:		This file is missing for subject sub-034, but is present for at least one other subject.

======================================================


File Path: Not all subjects/sessions/runs have the same scanning parameters.

	Type:		Warning
	File:		sub-016_T2w.nii.gz
	Location:		OSA/sub-016/anat/sub-016_T2w.nii.gz
	Reason:		 The most common set of dimensions is: 512,512,40 (voxels), This file has the dimensions: 512,512,20 (voxels). The most common resolution is: 0.45mm x 0.45mm x 5.00mm, This file has the resolution: 0.45mm x 0.45mm x 10.00mm.
	Type:		Warning
	File:		sub-020_T2w.nii.gz
	Location:		OSA/sub-020/anat/sub-020_T2w.nii.gz
	Reason:		 The most common set of dimensions is: 512,512,40 (voxels), This file has the dimensions: 512,512,36 (voxels).
	Type:		Warning
	File:		sub-028_T1w.nii
	Location:		OSA/sub-028/anat/sub-028_T1w.nii
	Reason:		 The most common set of dimensions is: 170,256,256 (voxels), This file has the dimensions: 151,256,256 (voxels).
	Type:		Warning
	File:		sub-033_T1w.nii
	Location:		OSA/sub-033/anat/sub-033_T1w.nii
	Reason:		 The most common set of dimensions is: 170,256,256 (voxels), This file has the dimensions: 143,256,256 (voxels).
	Type:		Warning
	File:		sub-033_T2w.nii.gz
	Location:		OSA/sub-033/anat/sub-033_T2w.nii.gz
	Reason:		 The most common set of dimensions is: 512,512,40 (voxels), This file has the dimensions: 512,512,34 (voxels).

======================================================


File Path: Tabular file contains custom columns not described in a data dictionary

	Type:		Warning
	File:		participants.tsv
	Location:		OSA/participants.tsv
	Reason:		Tabular file contains custom columns not described in a data dictionary
	Evidence:	Columns:  study_id not defined, please define in: /participants.json, /participants.json


======================================================


1 Like

We are having troubles reproducing this issue. Would you mind sharing a minimal dataset showcasing the problem?

Hi,

I have a similar problem.
Please find attached a minimal dataset with an empty nifti file.
https://we.tl/t-DunDdf17eS

Thanks for reporting - I opened an issue (https://github.com/bids-standard/bids-validator/issues/619), we will look into this.

This should be fixed now (if you are using the online version please clear browser cache).