Before importing the opening balance, for serial number item, ITEM SERIAL column is compulsory. All the serialized number need to be key in and separated by comma.
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When the file is ready, continue to import opening stock. You can refer to https://wavelet.atlassian.net/wiki/display/WMS/Importing+Opening+Stock?src=contextnavpagetreemode
upload GRN create new item.png (315.6 kB) 
