" Root element is missing.  PrintTicket XML is not well-formed. Root element is missing.  Printing Error: PrintTicket XML is not well-formed. Root element is missing. ": Bad Request
- MSXML isn't installed or is not functioning properly on the workstation, and DYMO's installer didn't provide it.
- Re-run the DYMO LabelWriter installer and verify the service is installed.
- Alternatively, download and install MSXML from a trusted and verified source (Microsoft's links no longer provide a download to the package).