How to Fix BUFFER6.HDI Error? Is it safe?

Frustrated by the BUFFER6.HDI error message? Well, you should want to know what this BUFFER6.HDI file is, what causes this error and the most important thing is how to fix this error. In this page, you will find all answers to your questions about this BUFFER6.HDI and the methods to fix it.

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What's BUFFER6.HDI File?

As its file extension denotes, BUFFER6.HDI is a vital hdi file and it's a component of the software Heidi® developed by Windows Software Developer. The latest version of BUFFER6.HDI file is 6,0,15,96 and MD5 value is 829f734b7b20cf546c3843ea0efe5bba. This error can be seen on Windows XP, Windows Vista, Windows 7, Windows 8 and Windows 10.

BUFFER6.HDI file information:
File Name:   
   BUFFER6.HDI (Free Scan)
File Description:   
   Heidi? Buffering Renderer
Product Name:   
Product Version:   
   Windows Software Developer
File md5:   
File type:   
   hdi file
Security Level(0-5):   
OS Infected:   
   Download BUFFER6.HDI Error Free Scan Tool

Why Do I Receive BUFFER6.HDI Error?

Heidi® and the Windows will generate BUFFER6.HDI error when BUFFER6.HDI file cannot be used due to the removal or corruption of BUFFER6.HDI file. Virus infection is also a potential cause of BUFFER6.HDI error.

Popular BUFFER6.HDI Error Messages

  • The application has failed to start because BUFFER6.HDI was not found. Re-installing the application may fix this problem.
  • The program can't start because BUFFER6.HDI is missing from your computer. Try reinstalling the program to fix this problem.
  • BUFFER6.HDI failed. The specified module could not be found.
  • File not found: BUFFER6.HDI.
  • Failed to load library 'BUFFER6.HDI'.
  • Access violation in module 'BUFFER6.HDI'.
  • Component 'BUFFER6.HDI' or one of its dependencies not correctly registered a file is missing or invalid.

You may receive BUFFER6.HDI error when you run or close Heidi®, start or shut down the computer, or use specific function of Heidi®. The time you encounter the error is very important to troubleshoot the problem.

Causes of BUFFER6.HDI Error

BUFFER6.HDI error can be caused by plenty of reasons. The following are the most common causes of BUFFER6.HDI error.

  • The latest version of BUFFER6.HDI file is overwritten by a previous version installed by another newly-installed program.
  • There is a malfunctioning or faulty hardware in your computer.
  • BUFFER6.HDI file is infected with malicious adware, Trojans, spyware and malware.
  • The associated entries of BUFFER6.HDI are corrupted in the registry.
  • BUFFER6.HDI file that is still used by other programs is uninstalled by another program.

How to Fix BUFFER6.HDI Error?

If you're confident of fixing this problem yourself, we have listed several solutions to troubleshoot your BUFFER6.HDI problem.

Method 1: Uninstall and then reinstall Heidi® causing BUFFER6.HDI error.

If BUFFER6.HDI error pops up when you're using Heidi®, then it's worth trying to reinstall Heidi® or the program from Windows Software Developer.


Windows Vista, Windows 7 and Windows 10:

a. Click Start and click Control Panel.

start control panel windows 7

b. Click Uninstall a program.

win7 control panel programs and features

c. Look for Heidi® or the program from Windows Software Developer, right click on it and click Uninstall to uninstall it from your system.

uninstall software

d. After the uninstallation, restart your computer and then reinstall the software with your disc or the installer from the official website.

Windows 8 and 8.1:

a. Hover the cursor to the top right corner of the screen to bring up Charms bar and then click Search.

windows 8 charms bar search

b. Click Settings, type uninstall, and click Uninstall a program in the search results.

uninstall windows8

c. Look for Heidi® or the program from Windows Software Developer, right click on it and click Uninstall to uninstall it from your system.

uninstall software windows8

d. After the uninstallation, restart your computer and then reinstall the software with your disc or the installer from the official website.

Method 2: Run a virus scan.

Malware infection is one of the most popular cause of various computer problems like BUFFER6.HDI error. Computer malware can make their way into the system, change system settings and corrupt system files. When this happens, Heidi® and Windows becomes more prone to BUFFER6.HDI error and even malfunction.


a. Restart your system into Safe Mode with Networking.

b. Open your antivirus or antispyware program. (You can also use this recommended malware detect tool)

c. Run a full scan for your system.

d. After the scan completes, either quarantine or remove any detected malware.

e. Restart your system.

Method 3: Restart your computer.

You can try restarting your computer to fix BUFFER6.HDI error, as sometimes BUFFER6.HDI error may be temporary and can be fixed after a system restart.

Method 4: Repair corrupted Windows registry.

As the most important part of Windows operating system, Windows registry is a place that stores all information and configurations of software and hardware. A problematic registry is one of the most common causes of computer errors like BUFFER6.HDI error. Software installation, uninstallation, malware infection can make changes to the registry. Over time, more and more invalid entries are left and accumulated in the registry and then lead to various errors and problems. The registry needs regular maintenance to keep it tidy and stable. Manual editing the registry is not practical for people with no computer expertise, it's recommended that you use a registry cleaner to do this job.


Note: It requires certain computer knowledge to perform the above solutions. If you're not comfortable with this process, it's recommended that you download and run this automatic error fix utility to fix your PC problems automatically:

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Does BUFFER6.HDI error still persist?

Feel free to contact us for more assistance.

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