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Home > Success Center > DameWare Remote Support & Mini Remote Control > DameWare - Knowledgebase Articles > Authentication failed: Error_Remote Message: System Error: -2146893048

Authentication failed: Error_Remote Message: System Error: -2146893048

Updated January 31, 2019


This article provides information on the following error:

System Error: -2146893048 is an Authentication failure error returned from the remote machines operating system.



  • All Dameware MRC versions


  • Incorrect or restricted permissions on the remote machine.
  • The computer is not authorized in Active Directory.


Do any of the following:

  • Change the Authentication Type in the Dameware Remote Connect window to Windows NT Challenge/Response. 
  • Disable the mirror driver. Clear the Use MRC's Mirror Driver checkbox on the Remote Connect dialog box. 
  • Add the Computer to  Active Directory.
  • Review the Event logs on the remote machine to find out what further steps to take. 
  • If you opened Dameware and changed your password later, you may need to close and re-open Dameware to have the authentication use your changed password for authentication.


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