Make SKUs, customers, suppliers exists in PULPO WMS prio to uploading orders containing them.
Make sure identifiers created externally, e.g. order numbers, does not already exist already, i.e. need to be unique.
When creating orders with multiple products, each product is a new line with the same order identifier in the upload template. Make sure, that the information like order id, shipment date and notes are the same in every line.
Make sure use exactly the format specified in the template for each entry and separate the values by ",".
If using Excel, be sure to save every CSV file you edit in UTF-8 format before uploading.
CSV upload is available for the following content. Go to the respective pages to find the CSV templates and further details.