Fixing the ERR.DS_API.FORMULA.VALIDATION.AGG.INCONSISTENT error
Written by
Updated at December 17, 2025
Issue description
When switching the chart display mode from Linear to Indicator, you see this error message:
{
"cggk06m72id82_result": {
"code": "ERR.DS_API.FORMULA.VALIDATION.AGG.INCONSISTENT",
"status": 400,
"sourceType": "bi_datasets",
"message": "Inconsistent aggregation among operands",
"details": {}
}
}
"Error: Request failed with status code 427
at t.exports (https://yastatic.net/s3/cloud/datalens/static/freeze/js/vendors.0dfa929f.js:2:6017)
at t.exports (https://yastatic.net/s3/cloud/datalens/static/freeze/js/vendors.0dfa929f.js:2:8466)
at XMLHttpRequest.y (https://yastatic.net/s3/cloud/datalens/static/freeze/js/vendors.0dfa929f.js:2:1286)"
Solution
You can only use grouping by AGO in charts where the X axis shows a date and the Y axis, a dimension. Since there is no X axis in the indicator field, you cannot use AGO.