0x0000071c – Rpc_S_Comm_Failure – a Communications Failure Occurred During a Remote Procedure Call

The error code 0x0000071c means there was a problem with communication during a remote procedure call. This usually happens because of network issues, like a weak connection or firewall settings blocking the communication.

You might notice your applications crashing, freezing, or running slowly, and you may see error messages.

To fix this, check your internet connection, restart the RPC service, and adjust firewall settings to allow RPC traffic. This error can affect many programs, so knowing how to solve it is important.

To prevent it, keep your network strong and regularly check your settings.

Error meaning:

The error code "Rpc_S_Comm_Failure" means the client couldn't talk to the server.

This happened because of problems with the network, causing the request to not go through, which stops apps that depend on this communication from working.

Causes:

Potential reasons for Rpc_S_Comm_Failure:

  1. Network problems (like bad internet connection).
  2. Firewalls not set up correctly.
  3. Server is too busy or has too many users.
  4. RPC settings are not configured right.
  5. Security rules are blocking communication.
  6. Different software or operating systems don't work well together.
  7. Temporary problems, like hardware issues or short outages.

Symptoms:

Rpc_S_Comm_Failure symptoms can include:

  1. Application Crashes: Programs suddenly close without warning.
  2. Freezes: Applications stop responding and cannot be used.
  3. Delays: It takes a long time to access files or programs on another computer.
  4. Timeouts: The system gives up trying to connect to a remote resource after waiting too long.
  5. Error Messages: Pop-ups that say there is a communication problem with the Rpc_S_Comm_Failure code.
  6. Connection Logs: Records showing failed attempts to connect to other devices.
  7. Dropped Packets: Information that was supposed to be sent is lost during transmission.
  8. Network Issues: Problems with the internet connection that make it unstable.
  9. Misconfigured Settings: Incorrect adjustments in the computer's or network's setup that cause problems.
  10. Firewall Restrictions: Security settings that block communication with other devices.

These issues can make it hard to use remote services and need to be fixed to get things working again.

Solutions:

Step 1: Check Network Connections

Make sure all your network cables are plugged in and that your internet is working.

Look for any broken wires or devices that are turned off.

Step 2: Check RPC Service

On both the computer you are using and the one you are trying to connect to, make sure the Remote Procedure Call (RPC) service is running.

You can do this by searching for "Services" in the start menu and finding RPC in the list.

Step 3: Restart RPC Service

If the RPC service is running, try restarting it.

Right-click on it and select "Restart."

Step 4: Check Firewall Settings

Look at your computer's firewall settings to make sure they allow RPC traffic.

You might need to search for "Firewall" in the start menu to find it.

Step 5: Check VPN Configuration

If you are using a VPN, make sure it is set up correctly.

Sometimes, a VPN can block connections.

Step 6: Update Drivers and Software

Make sure all your computer's software and drivers are up to date.

You can do this by going to the settings or control panel.

Step 7: Increase Timeout Settings

If everything else seems fine but it still doesn't work, try increasing the timeout settings.

This gives the computer more time to respond, especially when it's busy.

Impact:

RPC communication failures can cause applications to stop working, leading to downtime.

When an application is down, important tasks can be paused, which slows down work.

If systems are connected, one failure can affect many applications, causing more delays.

Users may have to wait longer to get the information they need, which can be frustrating.

Troubleshooting these issues takes time and can use up IT help, making it harder to fix other problems.

This can lead to higher costs for the company because they need more help to solve these issues.

It's important for organizations to keep an eye on RPC performance and have plans in place to fix problems quickly.

Relevance:

RPC communication failures, like RPC_S_Comm_Failure, are important to know about, especially in Windows systems.

This error can happen in various versions of Windows, including Windows 7, Windows 8, Windows 10, and Windows Server editions.

It means that a program couldn't connect properly to another program, which can cause problems not only for that one task but also for other tasks that depend on it.

Understanding this error helps people who create software fix issues and make sure everything runs smoothly.

Prevention:

To avoid encountering RPC communication failures in the future, follow these steps:

  1. Check Network Settings: Make sure your network settings are correct, including firewalls and routers.
  2. Update Software: Keep all software and patches updated on both the client and server computers.
  3. Use Monitoring Tools: Set up tools that can watch the network for problems in real-time.
  4. Audit Regularly: Regularly check your network for any issues that might cause communication problems.
  5. Backup Data: Always have a backup plan to save important data and settings in case something goes wrong.
  6. Train Users: Teach everyone who uses the system about best practices to avoid mistakes that could lead to failures.

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Anand Thakur

Early on, I worked extensively on a project to find and fix errors in these systems, and I now share tips and solutions on my blog. I enjoy troubleshooting complex problems and find it rewarding to offer practical advice that makes technology more accessible for others.

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