How to fix FirewallAPI.dll Not Found Error?

by Ugnius Kiguolis - -
12

Question

Issue: How to fix FirewallAPI.dll Not Found Error?

Recently the system started delivering pop-up alerts reporting about missing FirewallAPI.dll. Why does this error occur?

Solved Answer

 snapshot

Each DLL file on your PC has a particular and crucial function. In general, DLL files are responsible for serving multiple software to ensure the same functionality.  Thus, if your machine encounters a problem, particularly with the registries, EXE, and DLL files, errors occur, and you may not be allowed to use particular software.

If you have received an error FirewallAPI.dll, it means that this DLL file has been corrupted or damaged. In some of the cases, it might be accidentally displaced. However, in most of the case, this error is triggered by a malicious computer infection, i.e. worm Win32/Cerohar.A. According to PC specialists, this worm might get into the system via social network Myspace. As soon as the worm affects the PC, it corrupts the path of FirewallAPI.dll to C:\WINDOWS\System32\. Consequently, you may not be allowed to access Opera, Antivirus VIPRE Internet Security, and so on.

However, there are many more reasons why this error may occur. Therefore, in the next paragraph, we will provide all the possible methods that could help you with the missing FirewallAPI.dll error.

As soon as the FirewallAPI.dll file gets damaged, the user receives as Blue Screen of Death (BSOD) that indicates an error code 0X9012537. In addition, one of the following statements can be included:

“FirewallAPI.dll not found.”
“The file FirewallAPI.dll is missing.”
“FirewallAPI.dll Access Violation.”
“Cannot register FirewallAPI.dll.”
“Cannot find C:\Windows\System32\\FirewallAPI.dll.”
“Cannot start MSDN Disc 4616.01. A required component is missing: FirewallAPI.dll. Please install MSDN
“This application failed to start because FirewallAPI.dll was not found. Re-installing the application may fix this problem.”

If you are facing FirewallAPI.dll error and don’t know how to fix it, stick to this post and find the appropriate fixes down below:

How to fix Missing FirewallAPI.dll Error on Windows?

Fix it now! Fix it now!
The free scanner will identify main causes of your problem in its scan report. To eliminate them, you have to activate the licensed version of Reimage repair software by purchasing it. To repair damaged system, you have to purchase the licensed version of Reimage Reimage.

It’s very important not to ignore FirewallAPI.dll error because it may lead to serious technical issues. Therefore, as soom as you start facing this issue, take some corresponding steps and fix it.

1. Reboot the system’s

As we have already mentioned, as soon as you receive FirewallAPI.dll error, reboot your PC because the error may be temporary and system restart may help to fix that. If that did not help, then follow the further instructions.

2. Run a reputable anti-virus

Keeping in mind that FirewallAPI.dll error may be triggered by a virus/malware infection, a full system scan with a reliable anti-spyware will help to remove all potentially unwanted and really dangerous programs that may cause such and similar issues.

3. Backup Windows registry

In case the error we are discussing at the moment is caused by registry issues, registry backup may be the solution. For that you have to:

  • Open ‘Start’ menu;
  • In the search box type ‘regedit’ and click OK in order to open Registry Editor;
  • Double-click on the File menu and select Export;
  • When a pop-up window shows, select the destination folder to locate backups.
  • In the ‘Export Range’ choose All;
  • Enter backup file name and then click Save button.

In order to restore the registry, you will have to:

  • Open Registry Editor;
  • Select File → Import;
  • Find the backup file that have just been created;
  • Select it and click Open button;
  • Reboot the system.

4. Reinstall FirewallAPI.dll file

In case FirewallAPI.dll file has accidentally been removed, you are strongly advised to download it and reinstall. NOTE: make sure that you select a reliable download source because very frequently .dll and .exe files are used for spreading viruses.

5. Update OS or drivers

As we have noted, OS and drivers incompatibilities may be another reason of missing FirewallAPI.dll error. The problem that such a solution requires more knowledge than a beginner or intermediate computer user has. Therefore, ordinary users may initiate such updates incorrectly and cause even more damage.

In some of the cases it may appear that it’s not that easy to fix FirewallAPI.dll error manually. There may be a bunch of problems that are difficult to detect without using an automated PC optimization tool. Therefore, we highly recommend you to install Reimage or RegCure Pro program and fix this missing dll automatically.

Repair your Errors automatically

ugetfix.com team is trying to do its best to help users find the best solutions for eliminating their errors. If you don't want to struggle with manual repair techniques, please use the automatic software. All recommended products have been tested and approved by our professionals. Tools that you can use to fix your error are listed bellow:

We might be affiliated with any product we recommend on the site. Full disclosure in our Agreement of Use. By Downloading any provided software you agree to our privacy policy and agreement of use.
do it now!
Download Fix
  Happiness
Guarantee
do it now!
Download Fix
  Happiness
Guarantee
Compatible with Microsoft Windows Compatible with OS X
Still having problems?
If you failed to fix your error using Reimage, reach our support team for help. Please, let us know all details that you think we should know about your problem.
Reimage - a patented specialized Windows repair program. It will diagnose your damaged PC. It will scan all System Files, DLLs and Registry Keys that have been damaged by security threats.Reimage - a patented specialized Mac OS X repair program. It will diagnose your damaged computer. It will scan all System Files and Registry Keys that have been damaged by security threats.
This patented repair process uses a database of 25 million components that can replace any damaged or missing file on user's computer.
To repair damaged system, you have to purchase the licensed version of Reimage malware removal tool.

About the author

Ugnius Kiguolis
Ugnius Kiguolis - The problem solver

Ugnius Kiguolis is the founder and editor-in-chief of UGetFix. He is a professional security specialist and malware analyst who has been working in IT industry for over 20 years.

Contact Ugnius Kiguolis
About the company Esolutions

What you can add more about the problem: "How to fix FirewallAPI.dll Not Found Error?"