description: 'The [FHIRPath](https://www.hl7.org/fhirpath/) expression that indicates which FHIR element that this error information is about. The expression will start with the Bundle and can be followed to determine the specific element.\n\nSTU NOTE: We would like feedback during the STU period on whether this extension is sufficient for implementers to determine and display the errored element.\n\nExamples: Bundle.entry[1].resource.name, Bundle.entry[0].resource.identifier[0].value' package_name: hl7.fhir.us.davinci-pas derivation: constraint name: ErrorPath type: Extension elements: extension: {index: 0} url: pattern: {type: Uri, value: 'http://hl7.org/fhir/us/davinci-pas/StructureDefinition/extension-errorPath'} index: 1 value: choices: [valueString] index: 3 valueString: {type: string, choiceOf: value, index: 4} package_version: 2.1.0 extensions: {} class: extension kind: complex-type url: http://hl7.org/fhir/us/davinci-pas/StructureDefinition/extension-errorPath base: http://hl7.org/fhir/StructureDefinition/Extension version: 2.1.0