Fix C1D2HMLProxy.dll is missing/ not found error Step by Step

Frustrated by the C1D2HMLProxy.dll error message? Well, you should want to know what this C1D2HMLProxy.dll 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 C1D2HMLProxy.dll and the methods to fix it.

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What's C1D2HMLProxy.dll File?

As its file extension denotes, C1D2HMLProxy.dll is a vital DLL file and it's a component of the software ComponentOne Doc-To-Help developed by Windows Software Developer. The latest version of C1D2HMLProxy.dll file is 2009.3.0.500 and MD5 value is ea00744db13f5b954c05804d907a12e4. ComponentOne Doc-To-Help and the Windows will generate C1D2HMLProxy.dll error when C1D2HMLProxy.dll file cannot be used due to the removal or corruption of C1D2HMLProxy.dll file. This error can be seen on Windows XP, Windows Vista, Windows 7, Windows 8 and Windows 10.

C1D2HMLProxy.dll file information:
File Name:   
   C1D2HMLProxy.dll (Free Scan)
File Description:   
   C1D2HMLProxy
Product Name:   
   ComponentOne Doc-To-Help
Product Version:   
   2009.3.0.500
Company:   
   Windows Software Developer
File md5:   
   ea00744db13f5b954c05804d907a12e4
File type:   
   dll file
Security Level(0-5):   
   5
OS Infected:   
   Windows XP
Recommended:   
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Why Do I Receive C1D2HMLProxy.dll Error?

Dynamic Link Libraries (also called as DLL) are similar to EXE files, though they are not directly executable. A DLL is a library which contains code and data which can be used by many programs simultaneously. To reduce disk space and speed up the performance, not all DLL files are loaded with Windows. When a program needs a DLL, that file will be loaded and run.

For example, most computer programs needs to create the graphical interface which appears on the screen. So when they need to create the interface, they just call on a DLL for that functionality rather than having to contain the code in the program. So, when C1D2HMLProxy.dll file is not correctly loaded and run, the program and the Windows will pop up error messages.

Popular C1D2HMLProxy.dll Error Messages

  • The application has failed to start because C1D2HMLProxy.dll was not found. Re-installing the application may fix this problem.
  • The program can't start because C1D2HMLProxy.dll is missing from your computer. Try reinstalling the program to fix this problem.
  • C1D2HMLProxy.dll failed. The specified module could not be found.
  • File not found: C1D2HMLProxy.dll.
  • Failed to load library 'C1D2HMLProxy.dll'.
  • Access violation in module 'C1D2HMLProxy.dll'.
  • Component 'C1D2HMLProxy.dll' or one of its dependencies not correctly registered a file is missing or invalid.

You may receive C1D2HMLProxy.dll error when you run or close ComponentOne Doc-To-Help, start or shut down the computer, or use specific function of ComponentOne Doc-To-Help. The time you encounter the error is very important to troubleshoot the problem.

Causes of C1D2HMLProxy.dll Error

C1D2HMLProxy.dll error can be caused by plenty of reasons. The following are the most common causes of C1D2HMLProxy.dll error.

  • The latest version of C1D2HMLProxy.dll file is overwritten by a previous version installed by another newly-installed program.
  • There is a malfunctioning or faulty hardware in your computer.
  • C1D2HMLProxy.dll file is infected with malicious adware, Trojans, spyware and malware.
  • The associated entries of C1D2HMLProxy.dll are corrupted in the registry.
  • C1D2HMLProxy.dll file that is still used by other programs is uninstalled by another program.

How to Fix C1D2HMLProxy.dll Error?

Keep in mind, never download DLL files from DLL download websites, because they are not verified by their developers and may contain malicious code which lead to further damage to your computer system. We have listed several solutions to troubleshoot your C1D2HMLProxy.dll problem.

Method 1: Manually register C1D2HMLProxy.dll file.

When a program uses a DLL function in another DLL, a dependency is created. As a result, the program is no longer dependent, and it may have problems if the dependency with the DLL is broken or corrupted. To fix such error, we can use re-register C1D2HMLProxy.dll file.

Steps:

a. Open an elevated command prompt.

Windows Vista and Windows 7

Click Start, click All Programs, Accessories, and then right click Command Prompt and click Run as administrator.

command prompt windows 7

Windows 8, Windows 8.1 and Windows 10

Open Win X menu by holding Windows and X keys, and then click Command Prompt (Admin).

windows8 win x menu

b. After confirming the UAC prompt, type regsvr32 /u C1D2HMLProxy.dll in the Command Prompt and hit Enter. This will un-register C1D2HMLProxy.dll file.

c. Then type regsvr32 /i C1D2HMLProxy.dll in the Command Prompt and hit Enter. This will re-register C1D2HMLProxy.dll file.

d. Restart your software to see if the error is fixed.

Method 2: Uninstall and then reinstall ComponentOne Doc-To-Help causing C1D2HMLProxy.dll error.

If C1D2HMLProxy.dll error pops up when you're using ComponentOne Doc-To-Help, then it's worth trying to reinstall ComponentOne Doc-To-Help or the program from Windows Software Developer.

Steps:

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 ComponentOne Doc-To-Help 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 ComponentOne Doc-To-Help 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 3: Run a virus scan.

Malware infection is one of the most popular cause of various computer problems like C1D2HMLProxy.dll error. Computer malware can make their way into the system, change system settings and corrupt system files. When this happens, ComponentOne Doc-To-Help and Windows becomes more prone to C1D2HMLProxy.dll error and even malfunction.

Steps:

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 4: Do a System Restore.

System Restore is another useful utility integrated in Windows to help users revert their system files, installed applications, Windows registry and settings to that of a previous point of time. It's often used to fix problems like C1D2HMLProxy.dll error caused by unexpected change made by a new program installation or abnormal Windows behaviors.

Note: Please do a full backup before performing System Store, otherwise, you may risk losing your files and data.

Steps:

a. Go to the desktop of your system, right click on Computer and click Properties.

computer properties

b. In the left pane, click System protection.

system protection

c. In the System Properties window, click System Restore.

system restore

d. In the System Restore window, click Next.

system restore next

e. From the list of restore points, select one you wish to restore from. Click Next.

select restore point

f. If you do not want to change your decision, then click Finish.

confirm system restore

g. Click Yes.

yes restore

Method 5: Update device drivers.

Many issues, conflicts and vulnerabilities of device drivers may result in unexpected problems like C1D2HMLProxy.dll error. Drivers are software that enables Windows system to talk and give instructions to hardware devices. Though drivers work correctly one day, they may have problems the next day. Keeping your drivers updated is a way to keep your system error-free.

Method 6: 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 C1D2HMLProxy.dll 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.

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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 C1D2HMLProxy.dll error still persist?

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