Check if you have a minimum of 2 columns in the file and the format of your file is
.csv (values separated by commas). The CSV file must be UTF-8 encoded. Remember that one of the columns must include unique keys, for example customer IDs, product SKUs, or some other unique identifier for the entry (CSV row). When uploading the file to Synerise, the system will ask you which column includes the keys.
.csvfile must be UTF-8 encoded.
Check if the property type of your attribute is correct.
Check if the property type of your attribute is correct. For example, if you add attributes that define marketing agreements and accept the following values: 1 for “yes” and 2 for “no”, choose the
number property type.