Rpc access denied windows 2003

At this time, the RPC server must validate the credentials supplied by the user. To do this, the RPC server will contact a domain controller, and validate the credentials with the netlogon service, via RPC, on the domain controller.

Naming Convention could not be located because: No authority could be contacted for authentication. Contact your system administrator to verify that your domain is properly configured and is currently online. Naming information cannot be located because: No authority could be contacted for authentication.

To verify that the correct Kerberos realm is configured, follow the steps in - "Domain controller is not functioning correctly". Knowledge base article - "How to use IPSec IP filter lists in Windows " provide details about where to check these settings and more information about their impact. Troubleshooting: To resolve this issue, remove the ICMP traffic restriction between domain controllers.

The network path was not found. RPC server is unavailable. Troubleshooting: Computer management is one of the better tools for testing RPC connectivity. When RPC traffic is being blocked, connections to other computers using the computer management console will fail. When attempting to promote an additional domain controller in an Active Directory domain while the RPC service is blocked or not running, the following error will appear:.

When attempting to logon on to the domain via Remote Desktop the following error will be produced in the form of a popup error message if RPC connectivity is the root of the problem:. You should also verify that the Client for Microsoft networks is bound to the adapter used to access the Terminal server. Wireshark - Download. You can use the Portqry tool to verify that the required ports are open.

Viewed 35k times. When I try to connect to this server using Remote Desktop I get the following error popup: "The system cannot log you on due to the following error: The RPC server is unavailable. I got no clue which RPC server this refers to.

Improve this question. Sam Sam 4 4 gold badges 15 15 silver badges 26 26 bronze badges. Add a comment. Active Oldest Votes. Improve this answer. Massimo To whom had technical reference regarding this issue, please do not hesitate to share. Thank you. This has been observed on more recent Windows versions too. Sadly, the root cause is still unknown.

Sam Cogan Sam Cogan The netbios helper service and remote registry are running. There are no other error messages at the same time.

Your hardware manufacturer provides technical support and assistance for Microsoft Windows x64 editions. Your hardware manufacturer provides support because a Windows x64 edition was included with your hardware. Your hardware manufacturer might have customized the Windows x64 edition installation with unique components.

Unique components might include specific device drivers or might include optional settings to maximize the performance of the hardware. Microsoft will provide reasonable-effort assistance if you need technical help with your Windows x64 edition. However, you might have to contact your manufacturer directly. Your manufacturer is best qualified to support the software that your manufacturer installed on the hardware. Windows Servers More Need more help? Expand your skills. Get new features first.

Was this information helpful? Yes No. Thank you! Ensure you have the correct credential. This is a permission issue. If the net view command fails with a "System error 5 has occurred. Access is denied. In most cases the RPC service is running and you can confirm that from the service management interface. Generally, if the RPC is blocked by the firewall on remote machine, the error should be " RPC server is unavailable" rather then "5 Access denied".

Disable "Force Guest" log on. You can change this option from either local security policy or registery. Local security policy : run secpol. The two ways are equivalent.