6 Methods to Fix RPC Server is Unavailable Problem Windows 10/8/8.1/7

RPC stands for Remote Procedure Call, and it is an essential feature in Windows OS that makes enable windows to communicate with other machines in the network. If you are getting “RPC Server is Unavailable” error, it means your PC is unable to communicate with other machines.

How to Fix RPC Server is Unavailable problem

Method 1: Fix using Advanced System Repair Tool

Missing System Files like dll file, exe file, sys file, inf file, ocx files etc might be deleted, damaged or corrupted. In this situation, you need Advanced System Repair Tool to fix this problem. This tool easily scans the whole PC and repair “RPC Server is Unavailable” error just in one click.

Windows is made with huge number of dll files, exe files, sys files, various types of services, databases, etc so, it is not possible to keep monitoring all the files always. A brilliant PC Optimizer tool repairs damages, fix errors, update windows and drivers, and eliminate various types of errors silently.

Outbyte PC Repair Tool does all the above task easily and provides you an errorfree and smooth Windows environment to work so that you can focus on your business only.

3 Steps to Fix this Error
Step 1. Download Outbyte PC Repair Tool [File Size: 16.4 MB]
Step 2. SCAN your Windows PC
Step 3. Click Fix button to Repair Error

Download and Install Advanced System Repair Tool and scan your PC. It has the large database with 25 million of files. It will find all the damaged or deleted system files and reinstall them with the fresh one. After, optimizing with Advanced System Repair Tool, try to connect with other PC.

Method 2: Fix Network Connectivity Issue

Make sure all the network devices are fairly connected with your machine. Remove LAN Wire from RJ45 jack and re-insert it. Make sure all the wire connection is working properly.


Method 3: Temporary Disable Firewall

Firewall blocks the incoming connection if it found it suspicious. Temporarily disable the firewall in the machine that you want to connect and then try again.

Method 4: Registry Corruption

Registry Corruption is the major issue that causes “RPC Server is Unavailable” issue maximum time. Restoring registry file from backup may fix this problem. If you haven’t created a backup before, then you need the Advanced System Repair Tool to fix registry problem.

Method 5: Restart RPC Server

Make sure that RPC server is working properly. Restarting the RPC server might be a good idea. Here, is the steps to restarting RPC Server.

Step 1: Open Run Dialog box by pressing Windows Key + R
Step 2: Type services.msc and press Enter.


Step 3: On the services window, find the DCOM Server Process Launcher, Remote Procedure Call (RPC) and, RPC Endpoint Mapper. Right click on them and select Restart.


Method 6: Make sure Remote Assistance is enabled in Firewall

Step 1: Open Run command by pressing Windows Key + R and type control and press Enter.


Step 2: On the Control Panel search for windows firewall and then click on Allow an App through Windows Firewall.


Step 3: Now, scroll down to find Remote Assistance and make sure it is enabled.



RPC Server is Unavailable problem might occur any time but most of the time, simply restarting everything like Windows Machine, Router, Network devices, printer etc might fix this problem quickly. In this article, I mentioned 6 methods to fix RPC Server is Unavailable problem and if you find more ways to troubleshoot this problem, please share your valuable information in the comment section.

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