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CIFS ACL Modification Error Due to PTR/SPN Misconfiguration

Last Updated:

Applies to

  • CIFS
  • Kerberos
  • LDAP signing/sealing
  • DNS


  • When trying to modify the ACL of the CIFS share, File Explorer pops an error message that says
    • The program cannot open the required dialog box because it cannot determine whether the computer named “<cifs-server>” is joined to a domain. Close this message, and try again.

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