What causes error "Unknown header in the file:" when downloading Unity firmware?
Issue:
Downloading Unity Copro or executive firmware displays error.
Resolution:
If flashing the CoPro firmware, make sure you are using FTP protocol.
If NOE, use FTP protocol.
Make sure the .bin / .ldx file correct for the PLC type you have
If this FAQ did not solve your issue, you can chat with us at chat with us or e-mail us at customer.services@se.com to create a case with our Technical Support Team.
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Released for: Schneider Electric Canada
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