Error Message: Value for argument "documentPath" is not a valid resource path

Most likely, you may have some lines on your bulk edit file that are missing an id -- make sure when you download your inventory/sales that you unhide all the columns of the table in MRG before downloading. If you're having trouble figuring out how to resolve the issues with your upload, feel free to send the file to support@myresellergenie.com and we can take a look.