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See also [[Excel Importing Guide]].

<span style="color: red;">'''Important:'''</span>

Some settings cannot be modified in the data file or import file during the data import so the dashboards can work properly. For instance:

* You cannot add new columns between already imported columns:

If the file you are trying to import is presenting an error, check below to see probable causes and solutions. Or get in touch with our [https://support.taticview.com Support Team].

* Check if the file you are trying to import is in a format accepted by TaticView. See more [[Excel Importing Guide]];

* TaticView reads the first ten columns (on the first visible tab in XLS and XLSX files) of the file to detect the data columns. In case the columns are not found, the process is aborted;

* Check if there is data in the first tab (spreadsheet) of the file you are trying to upload. We always consider the first tab;

* Check if the file you are trying to import is in a format accepted by TaticView. See more [[Excel Importing Guide]];

* TaticView reads the first ten columns (on the first visible tab in XLS and XLSX files) of the file to detect the data columns. In case the columns are not found, the process is aborted;

* Check if there is data in the first tab (spreadsheet) of the file you are trying to upload. We always consider the first tab;

* Check if the file you are trying to import has any data;

* Check if the file is in a format accepted by TaticView;

* TaticView reads the first ten columns (on the first visible tab in XLS and XLSX files) of the file to detect the data columns. In case the columns are not found, the process is aborted;

* The file's structure does not respect the XLSX format. Try saving the file again using Excel. See how on [[Save File Supported Format]];

* Check if the file is secured with a password if so, remove it;

* The file's structure does not respect the XLSX format. Try saving the file again using Excel. See how on [[Save File Supported Format]];

* If the file was generated by a third party software, the problem can be with the software used;

* Verify if the file is an XLS file. Try saving the file again using Excel. See how on [[Save File Supported Format]];

* Remove the encryption if the file is encrypted. TatciView does not support encrypted XLS files;

* The file type is based on its extension. The submitted file has an unknown extension. See the supported formats [[Supported File Formats]];

* Files in the ODF format (OpenOffice, LibreOffice) are not supported. See the [[Supported File Formats|supported formats]]. Try converting the file to the Excel's standard format or CSV, see hoe on [[Save File Supported Format]];

* The file was generated in an old Excel version. Try converting the file to a more recent Excel format. See more [[Save File Supported Format]];

* Check if there is a column with the name in blank on the header in your file;

* Check if there is a column with the title in blank on the header in your file;

* Check if there is a column's title that exceeds the 50 characters limit. If so, reduce the column's title;

* TaticView does not support columns with the same name. It will be necessary to change the columns names if your file has columns with the same name;

* TaticView does not support columns with the same title. It will be necessary to change the columns titles if your file has columns with the same title;

* Check your file's expressions (formulas) and correct the incorrect ones;

* TaticView does not support column removal after the file has been imported for the first time. The current file must have the same existing columns if you are updating the data;

* Expressions with circular reference have been detected (expressions on which depend on others). TaticView does not support this behavior. It will be necessary to remove the circular reference to import your data;

* Your file does not have the minimum requirements to be imported to TaticView. It is necessary to have at least a '''DATE''', a '''TEXT''' column, and a '''NUMERIC''' column. See more on [[Supported File Formats]];

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