SIRIS, ALTO, and NAS: Datto Linux Agent: "Backup Failed Because The Agent Was Unable To Initiate The Backup Job."



When you try to start a backup for a system protected by the Datto Linux Agent, you receive the error message, BK203: "Backup failed because the agent was unable to initiate the backup job. "


  • Datto ALTO
  • Datto SIRIS
  • Datto Linux Agent


The Datto appliance attempted to contact the agent on the protected machine, but it received an "Error 500 (Internal Server Error)" response.


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