Validation Log 2025-12-14 23:10:23.169073 mwtab Python Library Version: 2.0.0 Source: https://www.metabolomicsworkbench.org/rest/study/analysis_id/AN002244/mwtab/json Study ID: ST001349 Analysis ID: AN002244 File format: json Status: Contains Validation Issues Number of Issues: 6 Number of Warnings: 0 Number of Value Errors: 3 Number of Consistency Errors: 0 Number of Format Errors: 3 Issue Log: Error: An empty value or a null value was detected in ["STUDY"]["NUM_MALES"]. Either a legitimate value should be provided for this key, or it should be removed altogether. Error: An empty value or a null value was detected in ["MS"]["MS_COMMENTS"]. Either a legitimate value should be provided for this key, or it should be removed altogether. Error: An empty value or a null value was detected in ["CHROMATOGRAPHY"]["COLUMN_NAME"]. A legitimate value should be provided for this required key. Error: The required property, "FLOW_GRADIENT", in ["CHROMATOGRAPHY"] is missing. Error: The required property, "FLOW_RATE", in ["CHROMATOGRAPHY"] is missing. Error: The ["MS_METABOLITE_DATA"]["Metabolites"] table does not have a column for "Metabolite". It is likely misspelled or using a common incorrect substitute.