- Press Win + R, type services.msc, and click "OK".
- Locate the "Remote Procedure Call (RPC)" service.
- Right-click on the service and click "Restart".
[Fixed] RPC Server is Unavailable
Remote Procedure Call, or RPC, is a software communication protocol that allows a program on a local machine to request a procedure on a remote device on the same network. In fact, RPC is essential for the functioning of many networked applications, since it makes communication between devices possible. But what happens when you see the "RPC server is unavailable" error?
In this article, we will explore the causes of the "RPC server is unavailable" error, as well as some possible solutions to fix it.
Part 1. Possible Causes for the "RPC Server is Unavailable" Error
There is not just one cause for the "RPC server is unavailable" error which can arise from various issues within your network or system configuration. Therefore, you need to be aware of the possible causes to find the appropriate fix. The most common causes for this issue are the following:
- Network Connectivity Issues – a poor network connection can prevent the RPC server from being reached. In addition to this, you might see this error message if the remote computer is unavailable or disconnected.
- RPC Service Not Running – if the RPC service is not running or has stopped, it can lead to this error.
- DNS Problems – incorrect DNS settings might lead to difficulties in resolving the RPC server’s address, which will bring you this message.
- Firewall Settings – your firewall might be the culprit as it might block the ports necessary for RPC communication.
- Incorrect Permissions – if you don’t have sufficient permissions in the Group Policies to use the RPC service, you might get this error.
Part 2. How Do I Fix RPC Server Is Unavailable?
Since this error originates from multiple sources, it will be useful to name all possible fixes. Below, we are going through numerous solutions depending on what's causing the "RPC server is unavailable" issue.
1Network Connectivity Issues
If the error is caused by network connectivity issues, you can do the following:
- Step 1.Ensure all cables are connected properly.
- Step 2.Verify the network connection status. Go to Start > Settings > Network & Internet to check it.
- Step 3.Restart your router and modem to refresh the network connection.
- Step 4.Use the Command Prompt to check network connectivity by pinging the RPC server with the command “rpcping”.
2RPC Service Not Running
If the RPC service has stopped working for some reason, you can follow these steps:
- Step 1.Press Win + R, type services.msc, and press Enter.
- Step 2.Locate the Remote Procedure Call (RPC) service in the list.
- Step 3.Ensure that its status is set to Running and the startup type is set to Automatic.
- Step 4.If not, right-click the service set the startup type to Automatic and click OK.
- Step 5.Repeat this process for the services DCOM Server Process Launcher, RPC Endpoint Mapper, and Remote Procedure Call (RPC) Locator.
- Step 6.Restart your computer.
3DNS Problems
If this error is caused by DNS problems, do the following:
- Step 1.Open the Control Panel and go to Network and Sharing Center.
- Step 2.Click on the Change adapter settings option on the sidebar.
- Step 3.Right-click your network connection and click on Properties.
- Step 4.Select Internet Protocol Version 6 (TCP/IPv6) and click Properties.
- Step 5.Ensure that the Obtain DNS server address automatically is selected.
4Firewall Settings
If the "RPC server is unavailable" error appears due to your firewall, you need to follow these steps:
- Step 1.Go to the Control Panel and click on Windows Defender Firewall.
- Step 2.Click on Allow an app or feature through Windows Defender Firewall from the sidebar.
- Step 3.Ensure that Remote Assistance is allowed on both Private and Public networks.
- Step 4.If not, click Change settings and check both boxes.
5Incorrect Permissions
If this error is caused by insufficient permissions from the Group Policies, you need to follow these steps:
- Step 1.Search for the Registry Editor and click Open.
- Step 2.Go to Computer\HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\RpcSs, locate Start, and double-click on it.
- Step 3.If it’s not, set the value data to 2.
- Step 4.Repeat the same for the paths Computer\HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\DcomLaunch and Computer\HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\RpcEptMapper.
- Step 5.Restart your computer.
Part 3. Better Remote Desktop Software
While fixing the RPC server issue is critical, sometimes it is better to consider alternative solutions for remote desktop support that can offer more reliability. One such app is none other than AirDroid Remote Support. This excellent option allows you to bypass these issues with RPC and establish remote connections in no time.
AirDroid Remote Support is a powerful tool designed to provide efficient remote assistance, making it an invaluable tool for IT support teams. With it, you can troubleshoot and resolve issues on remote devices without much spending much effort or time.
But what makes this app such a great tool is the interesting set of features it provides. Namely, you can take advantage of:
- Cross-Platform Support – you can use the app on Windows, macOS, Android, and iOS devices.
- Screen Sharing – quickly share your screen in real time to make the process easier and more effective.
- Voice Call Support – communicate directly via voice call for clearer instructions and guidance.
- Remote Control – gain full control of the remote device.
- File Transfer – send files between devices quickly and easily.
- Black Screen Mode – use the innovative black screen mode when controlling an unattended device for enhanced security.
Steps to Use AirDroid Remote Support
- Step 1.Install AirDroid Remote Support on the remote computer. Secondly, install AirDroid Business on the host computer.
- Step 2.From the remote computer, launch the AirDroid Remote Support app and note the 9-digit unique ID.
- Step 3.From the host computer, launch the AirDroid Business app, paste the 9-digit ID, and click Connect.
- Step 4.Click Accept from the pop-up that appears on the remote computer.
- Step 5.Select the remote computer from the left sidebar on the AirDroid Business app and click Connect.
The Bottom Line
The "RPC server is unavailable" error can be very frustrating since it hinders and disrupts your work. However, there are possible solutions for it depending on the cause. If you are looking for a more reliable and feature-rich remote desktop support experience, consider downloading AirDroid Remote Support. With its intuitive interface and robust set of features, it promises to become your go-to tool for remote support. Download AirDroid Remote Support today to discover a dependable and efficient remote assistance tool.
FAQs about RPC Unavailable Error
How do I restart my RPC server?
To restart your RPC server, follow these steps:
How do I enable RPC on my server?
To enable RPC on your server:
- Press Win + R, type services.msc, and click "OK".
- Find the "Remote Procedure Call (RPC)" service.
- Right-click on it, click "Properties", and set the startup type to "Automatic".
How to check if RPC is blocked by the firewall?
To check if RPC is blocked by your firewall:
- Open the Control Panel and go to Windows Defender Firewall.
- Click on "Allow an app or feature through Windows Defender Firewall".
- Ensure that "Remote Assistance" is checked for both Private and Public networks.
- If it’s not, add it to the allowed list.
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