How to Solve the "RPC Server is Unavailable" Error in Windows 10

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The RPC Server is Unavailable correction tin restrict entree to definite files, but it is easy to resolve.


Is your Windows machine displaying nan “RPC Server is Unavailable”? As this correction connection isn’t that communal for Windows, nan correction whitethorn look daunting. Especially if you haven’t dealt pinch network-related issues before.

We’ll return a look astatine really RPC useful and what causes this annoying error. Also, we’ll locomotion you done nan troubleshooting process.

What Is RPC and What Causes nan Error?

Before diving into nan troubleshooting process, let’s return a person look astatine really RPC useful and what whitethorn origin its malfunction.

RPC, aliases Remote Procedure Call is simply a exertion that uses an inter-process connection technique, designed to guarantee connection betwixt a server and a machine connected to nan aforesaid network. Every clip you usage a Windows process to nonstop information complete nan network, you usage nan RPC technology.

But what makes nan RPC extremity working? Most of nan time, its services tally into an issue. However, RPC issues tin beryllium linked to web connectivity settings, record and printer sharing configuration, aliases corrupted registry files.

Either way, nan solutions beneath should thief you get free of nan RPC server correction successful nary time.

1. Restart nan RPC Server

The astir effective measurement to resoluteness nan correction is to restart nan service. This will make Windows re-establish each connections and callback each processes.

  1. In nan Start paper hunt bar, type services
  2. Click connected Run arsenic administrator.
  3. Look for DCOM Server Process Launcher and double-click connected it.
  4. Ensure that "Startup type" is group to Automatic and "Service status" is Running.
  5. If location is immoderate discrepancy, group nan "Startup type" to Automatic and click Start below "Service status."
Restart nan DCOM service

Restarting your machine is simply a solution to galore Windows problems and is often a awesome first action earlier delving into much superior fixes.

2. Clean Boot nan Computer to Rule Out Third-Party Applications

A "clean boot" is simply a footwear authorities that disables each third-party package and services. Although this is not an automatic built-in characteristic successful Windows, it's reasonably easy to do. Many users study that nan "RPC Server is unavailable" correction is caused by faulty third-party applications.

To norm this arsenic nan origin of nan error, you will person to cleanable footwear your computer:

  1. In nan Start paper hunt bar, participate sysconfig and unfastened System Configuration.
  2. Go to nan Services tab and cheque nan Hide each Microsoft services button.
  3. Subsequently, cheque each nan services from nan database and click connected Disable all.
  4. After this, unfastened Task Manager via right-clicking connected nan Taskbar and selecting Task Manager.
  5. Go to nan Startup tab and click connected each work 1 by 1 and click Disable.
  6. Exit and restart nan computer.
Hide each Microsoft Services action successful msconfig window

Try utilizing your machine and spot if nan correction reappears. If it doesn't, it intends that nan correction resulted from interference from a third-party application. It would beryllium champion to uninstall immoderate precocious installed applications and download a different version.

3. Check Your Network Connection Settings

If you're incapable to unfastened circumstantial folders aliases files utilizing File Explorer, it is imaginable that your web settings person not been configured properly. Follow these steps to alteration nan perfect options for your network:

How to Configure Your Network

To configure your network:

  1. Press Windows Key + R to unfastened nan Run command. In nan dialog box, type ncpa.cpl and property Enter.
  2. Right-click connected nan applicable web connection. For example, if you're utilizing Wi-Fi, right-click connected Wi-Fi.
  3. Then click connected Properties. Administrator privileges will beryllium required to do so.
  4. In nan Properties menu, alteration nan File and Printer Sharing for Microsoft Networks and Internet Protocol Version 6 (TCP/IPv6) options.

If this doesn't hole nan issue, users tin besides effort reinstalling nan web drivers. This will origin Windows to re-download and instal nan web drivers, which could resoluteness nan issue. To do this, travel these steps:

How to Uninstall Network Drivers

To uninstall your web drivers:

  1. Press Windows Key + R and type devmgmt.msc in nan Run dialog box.
  2. The Device Manager will open.
  3. Navigate to nan Network adapters option and grow it.
  4. Right-click connected nan web drivers and click connected Uninstall.
  5. Close each windows and restart your computer.
Network driver uninstall confirmation box

4. Change Your Firewall Settings

The Windows Firewall whitethorn sometimes artifact RPC server traffic, resulting successful nan "RPC Server is unavailable" error. In specified cases, users request to reconfigure their firewall settings to let traffic.

For third-party firewalls, nan steps whitethorn vary, but this is really you reconfigure nan Windows Firewall:

  1. In nan Start paper hunt bar, participate Control Panel and unfastened it.
  2. In nan Control Panel hunt bar, type "firewall."
  3. Under nan Windows Firewall option, click connected Allow an app done Windows Firewall.
  4. In nan dialog box, look for Remote Assistance and cheque each nan boxes.
  5. Save changes and restart your computer.

5. Change Registry Settings

Before you effort this fix, beryllium judge to create a reconstruct constituent and backmost up your registry. If nary of nan fixes supra helped resoluteness nan error, it mightiness beryllium worthy looking into your registry to cheque for immoderate faulty values and hole them.

To do this, travel these steps:

  1. Press Windows Key + R to unfastened nan Run dialog box.
  2. Type regedit to unfastened nan Registry Editor.
  3. Navigate to: HKEY_LOCAL_MACHINE\System\CurrentControlSet\services\RpcSs.
  4. Double-click connected nan Start entry and group "Value data" to 2.
  5. Navigate to: HKEY_LOCAL_MACHINE\System\CurrentControlSet\services\DcomLaunch
  6. Double-click connected Start value and alteration "Value data" to 2.
  7. Navigate to: HKEY_LOCAL_MACHINE\System\CurrentControlSet\services\RpcEptMapp
  8. In nan Start value, group "Value data" to 2.
RpcsS registry introduction dialog box

If you're incapable to find these registry entries, it whitethorn beryllium clip to reinstall Windows aliases usage System Restore to reconstruct your computer. For users who person nary reconstruct points, it's champion they group Windows to create a regular reconstruct constituent to debar specified mishaps successful nan future. Alternatively, you tin manually create a reconstruct constituent pinch Command Prompt.

6. Use System Restore to Restore Your Computer

If users person tried everything connected nan database and are still incapable to resoluteness nan error, it whitethorn beryllium clip to usage System Restore. If you person System Protection enabled, Windows will usually create reconstruct points automatically aliases erstwhile installing caller software.

To usage System Restore, travel these steps:

  1. In nan Start paper hunt bar, type Control Panel and prime nan Best Match.
  2. In nan Control Panel hunt bar, participate "recovery" and click connected nan Recovery option.
  3. Click connected Open System Restore in nan Recovery window. You'll request administrator privileges to do so.
  4. Click connected Next, past prime a reconstruct constituent from nan list.
  5. Click connected Finish.
Running strategy restore

After this, Windows will automatically reboot your machine to an earlier state. Alternatively, you tin besides cheque retired other ways to reset your computer.

7. Flush nan DNS Server

If you’ve recovered thing incorrect pinch Windows Registry, you should flush your DNS. This way, you’ll clear nan cache, which tin hole nan RPC server error.

To flush nan DNS, motorboat Command Prompt pinch administrative rights. Then, type ipconfig /flushdns and property Enter to tally nan command.

Flush DNS Using CMD

Bid Farewell to nan "RPC is Unavailable" Error

As is evident from nan fixes listed above, nan correction is not peculiarly difficult to resolve. Work done these easy steps, and you'll beryllium backmost up and moving successful nary time.

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