Help / Manage Inventory / Create and manage inventory / Error code explanations / 90000 Series Error Codes / Error 90011
The \"{0}\" column is duplicated in the file. To correct this error, download the template again and use that new copy, or remove the duplicate column from your existing file.
(Fatal) Your input file has invalid or empty column headings. Do one of the following and then resubmit your feed: