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.
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.
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.
Method 6: Make sure Remote Assistance is enabled in Firewall
Summary
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.