when validating this dataset, follow exception was thrown:
/usr/lib/node_modules/ddf-validation/lib/ddf-rules/concept-rules/non-concept-header.js:42
const header = detailObject.header.replace(/^"/, '').replace(/"$/, '').replace(/^is--/, '');
^
TypeError: detailObject.header.replace is not a function
at setNonConceptHeaderIssue (/usr/lib/node_modules/ddf-validation/lib/ddf-rules/concept-rules/non-concept-header.js:42:40)
at getHeaderDetailObjects.map.headerDetailObject (/usr/lib/node_modules/ddf-validation/lib/ddf-rules/concept-rules/non-concept-header.js:66:40)
at Array.map (<anonymous>)
at Object.rule (/usr/lib/node_modules/ddf-validation/lib/ddf-rules/concept-rules/non-concept-header.js:66:14)
at getValidationSyncResultBySimpleRules (/usr/lib/node_modules/ddf-validation/lib/shared.js:17:57)
at Object.exports.getSimpleRulesResult (/usr/lib/node_modules/ddf-validation/lib/shared.js:106:12)
at Object.exports.validationProcess (/usr/lib/node_modules/ddf-validation/lib/shared.js:125:43)
at ddfDataSet.load (/usr/lib/node_modules/ddf-validation/lib/index.js:77:22)
at async_1.parallelLimit (/usr/lib/node_modules/ddf-validation/lib/ddf-definitions/ddf-data-set.js:83:17)
at /usr/lib/node_modules/ddf-validation/node_modules/async/dist/async.js:3838:9
version: 1.18.2 dataset: https://github.com/open-numbers/ddf--ihme--global_burden_disease_deaths
when validating this dataset, follow exception was thrown: