How to Windows

How to Fix A problem has occurred in BitDefender threat scanner

BitDefender threat scanner
Written by Kelly Houstan

Have you guys lately been receiving a BitDefender threat scanner error message each and every time you shut down or try to restart your computer? Of course, you are. Isn’t that the very reason why you guys are here? Just read this article to know all about How to Fix A problem has occurred in the BitDefender threat scanner. Let’s start!

The BitDefender threat scanner error message reads:

“A problem has occurred in the BitDefender Threat Scanner. A file containing error information has been created at c:\windows\temp\BitDefender Threat Scanner.dmp. You are strongly encouraged to send the file to the developers of the application for further investigation of the error.”

BitDefender threat scanner

First of all, you guys might surprise to have the error message at all if you don’t have BitDefender installing actually. Although, the error message may also have resulted because of another antivirus on your computer. That makes use of BitDefender’s antivirus scan engine as well. A few antivirus programs that actually utilize BitDefender’s antivirus scan engine are Adaware, BullGuard, Emsisoft, also eScan, Quick Heal, Spybot, as well.

The error message is really self-explanatory; it also alerts the user about a problem along with the BitDefender Threat Scanner has to experience. And that information regarding the problem is saved in a file named BitDefender Threat Scanner.dmp along with the file location too. In most of the systems, the generated .dmp file is unreadable via the notepad and doesn’t really get you anywhere. The error message also advises you to send the .dmp file to the application’s developers as well. However, going back and forth with company personnel can be strenuous and sometimes futile as well.

The BitDefender Threat Scanner problem isn’t really a fatal error, however, merely a nuisance. You guys can bypass it via simply clicking on OK and continuing along with your work. But, if you have grown increasingly annoyed with the message, below are a couple of solutions known in order to get rid of it once and for all.

How to Fix A problem has occurred in the BitDefender threat scanner

The BitDefender Threat Scanner error is a widely encounter issue. And also a number of potential solutions are known to exist as well. The most common solution in order to get rid of the annoying pop-up message is to use the official patch file.That is available via BitDefender themselves or via reinstalling BitDefender altogether as well.

Also, the BitDefender Threat Scanner error is primarily experienced in computers employing Spybot – Search and also Destroy application has its main antivirus program as well. The error results from corrupt DLL files of the application and also we can resolve it via simply fixing these files.

Fix the SDAV.dll file

The BitDefender Threat Scanner error occurs because of a corrupt SDAV.dll file on systems via the Spybot – Search and Destroy application as well. The spyware software actually makes use of BitDefender’s antivirus scan engine in order to free your computer of any threats. And the SDAV.dll file is essential for the application to work smoothly & without even throwing up any errors too.

The SDAV.dll can also go corrupt for a number of reasons, and then simply replace the corrupt file. Along with the original file will help you resolve the threat scanner error. The original file you can also download from Spybot’s website.

In order to fix Spybot’s SDAV.dll file:

  • You have to open File Explorer via pressing Windows key + E on your keyboard.
  • Then go down the following path C:\Program Files (x86)\Spybot – Search & Destroy 2.

You can also copy-paste the above address in the address bar of the File Explorer and then click on enter to jump to the required location.

  • Now scan the entire Spybot -Search & Destroy folder for a file named SDAV.dll.
  • If you guys find the SDAV.dll file, right-click on it, and then choose Properties from the context menu or select the file and press the Alt + Enter keys simultaneously.
  • Now under the General tab, just check the size of the file.


 The default size of the SDAV.dll file is actually 32kb, so if the Size label has a lower value, and it implies that the file is indeed corrupt and needs replacement too. But, if you didn’t find the SDAV.dll file altogether, then the file is missing and you will have to place it there manually.

  • In either case, corrupt SDAV.dll file or missing, then visit the Download Spybot Missing Files (or SDAV.dll Download). And then download the required file.
  • When downloaded, then tap on the upward-facing error and choose Show in folder (or any similar option relying on your web browser). If you accidentally closed the downloads bar whenever the file was being downloaded, then check the Downloads folder of your computer.
  • Right-click on the newly-downloaded SDAV.dll file and then choose Copy.
  • Go back to the Spybot folder (check step 2 for the exact address), then right-click on any blank/empty space, and choose Paste from the options menu.
  • If you guys still have the corrupt SDAV.dll file present in the folder. Then you will receive a pop-up asking if you want to replace the existing file. Along with the one you are trying in order to paste or skip the file. 
  • Tap on Replace the file in the destination.

Run the available patch | BitDefender threat scanner

As mentioned earlier, the BitDefender Threat Scanner is a really well-known issue, and BitDefender themselves have released a patch in order to resolve it. Because the patch is the official solution. Then this method is your best bet in order to get rid of the error. And also has indeed been reported in order to solve it for most users.

The BitDefender repair tool is available in two different versions as well. One for 32bit operating systems and another for 64bit versions as well. So before you go ahead and then download the patch, figure out the system architecture and the OS version running on your PC as well.

  • Just open Windows File Explorer (or My Computer in older versions) through double-clicking on its shortcut icon on your desktop or also use the keyboard combination Windows Key + E.
  • Right-click on This PC and choose Properties from the ensuing context menu.
  • In the next window (called the System window), you guys will find all of the basic information regarding your computer. Check the system type label in order to identify the Windows OS you are running and your processor architecture.

BitDefender threat scanner

  • Relying on your OS version, download the required file:

When downloaded, run the patch file and then follow the on-screen instructions or prompt to fix A problem that has occurred in the BitDefender threat scanner error as well. 

Use Reimage Repair (or any similar application)

Another method for fixing a missing or corrupt file is just to use a third-party application. This specialized software is known as a repair tool and is also available for a number of different functions as well. Some work as system optimizers in order to boost the overall performance of your computer. When others aid in solving a wide variety of common errors/issues you guys might face.

A few commonly used PC repair tools are actually Restoro, CCleaner, as well. The procedure to use each one of them is more or less the same, however, nevertheless. Just follow the below steps in order to install the Reimage repair tool and also fix corrupt files on your computer.

  • You have to open the following link in a new tab and then tap on Download Now present on the right. 
  • Tap on the downloaded ReimageRepair.exe file and follow the on-screen instructions in order to install Reimage.
  • When installed, open the application and tap click on the Scan Now button.
  • Tap on Repair All to fix all the damaged or corrupt files currently present on your PC. 

Reinstall BitDefender | BitDefender threat scanner

If the BitDefender Threat Scanner still persists after running the official patch and also fixing the SDAV.dll file. Then your only option is just to reinstall BitDefender. The process of reinstalling BitDefender is actually the same as it would for any other regular application.

  • You can either select to uninstall BitDefender following the usual path (Control Panel > Programs & Features or Settings > Apps > Apps & Features). And then manually delete all the folders and files associated along with the application.

But, to avoid the hassle of manually removing every trace of BitDefender from your PC. Just visit the following page Uninstall Bitdefender on your preferred web browser and then download the BitDefender Uninstall tool.

  • When you download that, run the BitDefender uninstall tool and then follow all the on-screen prompts/instructions to get rid of the application.
  • Restart your PC for good luck as well.
  • Then visit Antivirus softwareBitdefender! and then download the installation file for BitDefender. 
  • Now just open the file and go through the installation process in order to get BitDefender back on your computer.

Clear temp folder

The pop-up notifies that basically information related to the error is stored in the temp folder. But, when you locate and try to open that dmp file, then it fails to load. So, the first attempt you guys should take is to completely clear out the entries that are present in the temp folder. For a lot of users, cleaning this folder bypasses the problem completely, and to do that, then follow the given steps.

  • Open Run via jointly pressing Windows + R keys in order to get rid of BitDefender Threat Scanner. Type temp in the provided text field and then click on the Ok button.
  • The above action opens the temp folder, selects all the entries, and then just presses the Delete key.

Note – In case, any particular entry is running, then Force Close Ongoing Programs in Windows 10 as well.

  • Moving ahead, again open the Run, type in %temp%, and then click on Enter to execute it. This opens the Temp folder for your user account, then selects all the items. At last, click on Delete in order to eradicate all the items from the folder.
  • When you clear all the entries from the folder, then restart Windows 10 PC. In the end, just see if BitDefender Threat Scanner still occurs or not.


Well, That is all from my side. If you want to know more about this article or have any queries. Then feel free to ask me anything in the comments section below.

Have a Good Day!

Also See: How to Make a YouTube Video your Ringtone

About the author

Kelly Houstan

Leave a Comment