Describes the cause and action for error messages.
Error Message(English)：
pivot table invalid field name
Excel Pivot Table Errors - Contextures
https://www.contextures.com/excelpivottableerrors.html
Pivot Table Error: Excel Field Names Not Valid - Excel Pivot Tables
https://www.pivot-table.com/2009/10/20/pivot-table-error-excel-field-names-not-valid/
How to Fix MS Excel Error - "The Pivot Table Field Name is not Valid"
http://www.repairmsexcel.com/blog/resolve-pivot-table-field-name-is-not-valid-error
How to fix MS Excel Error - PivotTable Field Name is Not Valid
http://beatexcel.com/fix-ms-excel-pivottable-field-name-not-valid-error/
Pivot Table Field Name Is Not Valid - Beat Excel!
http://beatexcel.com/pivot-table-field-name-not-valid/
Pivot table field name is not valid error by excelquicktips - YouTube
https://www.youtube.com/watch?v=aM-LmQ-e5Qs
https://www.youtube.com/watch?v=aM-LmQ-e5Qs
The PivotTable field name is not valid - YouTube
https://www.youtube.com/watch?v=edOnJVrNyMs
https://www.youtube.com/watch?v=edOnJVrNyMs