You can find more information about the Microsoft Dynamics NAV Server failure reason in the event log. The error most likely occurs because of the impossibility of the Microsoft Dynamics NAV Server to correctly configure the ACL for the ports that are used by the server’s communication endpoints. In some situations, when there are URLACL entries for the same ports but reserved by other services, including other Microsoft Dynamics NAV Servers, the removal procedure fails because of insufficient permissions. The user account running the Microsoft Dynamics NAV Server has to have administrative permissions for the modification of the URLACL to succeed. To fix the issue, you can try one of the following:

See Also