How to Fix dt_8291.tmp Error?Is dt_8291.tmp a Virus?

TMP error messages like dt_8291.tmp error are the most difficult and frustrating puzzle for a common computer user to solve. Those errors are just as difficult as hieroglyphics for us to figure out their meanings, let alone fix them. No one likes to see tmp errors like dt_8291.tmp error pop up on his computer, as it's a signal that there should be something wrong with our computer.

When the computer system fails or relay warning that may affect the system, it will present such a graphic user interface or dialog boxes to attract your attention and need your intervention. If the related problems could not be fixed in time, it will lead to a more serious problem that may cause catastrophic effects to your machine. But no worry! Here are some simple steps that can help you fix dt_8291.tmp errors easily.

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What is dt_8291.tmp?

dt_8291.tmp is an important tmp file that is used by DAEMON Tools Toolbar, a product of Windows Software Developer. The latest file version of dt_8291.tmp is 1.1.2.0185 and its known file MD5 value is 3f58b7367c9d2cd9afafd55b260817e9. This file allows DAEMON Tools Toolbar and Windows to work in a proper way. When DAEMON Tools Toolbar or Windows system cannot find dt_8291.tmp file, there will pop up dt_8291.tmp error messages.

dt_8291.tmp file information:
File Name:   
   dt_8291.tmp (Free Scan)
File Description:   
   DAEMON Tools Toolbar Setup
Product Name:   
   DAEMON Tools Toolbar
Product Version:   
   1.1.2.0185
Company:   
   Windows Software Developer
File md5:   
   3f58b7367c9d2cd9afafd55b260817e9
File type:   
   tmp file
Security Level(0-5):   
   5
OS Infected:   
   Windows
Recommended:   
   Download dt_8291.tmp Error Free Scan Tool

dt_8291.tmp error messages

There are various ways to present dt_8291.tmp error messages. Listed below are a few common dt_8291.tmp error messages:

  • dt_8291.tmp is missing.
  • There was a problem starting dt_8291.tmp.
  • dt_8291.tmp was not found.
  • The module "" failed to load.
  • Access violation in module 'dt_8291.tmp'.
  • dt_8291.tmp could not be loaded.
  • Runtime error: dt_8291.tmp.

The above dt_8291.tmp error messages will pop up when a program that needs dt_8291.tmp file is starting, running or closing, or during the computer system starts up or shuts down. When it comes to fixing dt_8291.tmp errors, it's quite important to know when and how your dt_8291.tmp error happens.

Look for clues in the error message

In most cases, a dt_8291.tmp error is presented in dialogue boxes. Read the error message carefully to identify if it gives you any clue on what causes the error. The battle wins half if you know when it comes to fixing the dt_8291.tmp error. Listed below are common causes of dt_8291.tmp error.

Generally speaking, the dt_8291.tmp error can be caused by a single or combination reasons below:

  • Missing or damaged dt_8291.tmp file
  • Malware infections
  • Registry problems
  • Software conflicts
  • Hardware failure
  • Incorrect or corrupt drivers

How to Fix dt_8291.tmp Error?

NOTE: Make sure you back up your personal documents, files and photos before fixing the error.

Method 1: Restart your computer.

Please try to restart your computer, though this method sounds too simple, sometimes it actually works! It's estimated that more than half of the computer problems can be fixed with a simple restart.

Method 2: Repair damaged or corrupt registry..

Once a Windows OS is installed on a computer, the registry is created to store hardware and software information, system and computer configurations as well as register the right commands between your computer's hardware and software. Registry entries associated with dt_8291.tmp are saved in the registry and you will receive dt_8291.tmp error if its related entries in the registry are damaged or corrupt. If the commands are right in the registry, but the registry paths become blocked, errors like dt_8291.tmp error will appear and your computer speed will become slower. Improper program installation, uninstallation, and malware attacks are the most common causes of registry errors.

Microsoft has not created a PC to perfection, therefore, regular registry maintenance is very necessary to keep your computer error-free and speed it up. It's recommended that you seek help from a professional registry cleaner so that it can fix your registry errors in the timeliest manner without taking the risk of manually editing the registry and causing any further problems on your PC. Click and download this recommended registry repair tool

If you persist in manually editing your registry, it's recommended that you create a full backup of the registry before the fix.

Steps:

1. To open Registry Editor, hold Windows and R keys on the keyboard.

windows r run

2. Type in regedit in Run box and click OK.

regedit win10

3. In Registry Editor, right click on Computer and click Export.

Backup Registry win10

4. Set a file name and location for the backup file.

5. Click Save button to save the file.

Due to the high risk of breaking down your computer system, we do not provide steps to manually edit the registry and fix dt_8291.tmp error. Manually edit your registry at your own risk.

Method 3: Run a full virus scan.

Even there are antivirus software installed on your PC, it is still possible that some computer malware, such as viruses, spyware and Trojan horses, can still get the chance to intrude in your system. Some type of malware attempt to modify the content of software and system files, such as dt_8291.tmp, so as to carry out their malicious activities. Some malware even abuse a name that is very similar to dt_8291.tmp and scare you buying or paying for useless or scam products.

Here's how:

Step 1. Enter Safe Mode with Networking.

Step 2. Delete Temporary Files.

2.1 Press Windows + R keys simultaneously to open Run command, type cleanmgr and click OK.

cleanmgr

2.2 Wait until this process finishes.

cleanmgr process

2.3 Check Temporary files and the type of files you want to delete and then click OK.

cleanmgr process

2.4 Click Delete Files button to proceed.

cleanmgr process

Step 3. If you already have an antivirus software active on your PC, it's recommended that you use a different virus scanner to do this check, since your current antivirus software cannot detect any malware. Click and download this recommended malware detect tool.

Step 4. Run a Virus Scan.

Step 5. Remove Any Detected Viruses.

Step 6. Restart your computer.

Method 4: Reinstall recently installed or uninstalled programs.

dt_8291.tmp error could be caused by improper installation of a program due to a corrupt installer. If you start to receive dt_8291.tmp error after you installed a program, try to uninstall and reinstall that program.

Similarly, if you start to receive dt_8291.tmp error after you uninstall a program, you can try to reinstall that program and then uninstall it either via Programs and features or a trustworthy third-party uninstaller program. When you uninstall a program and are prompted whether or not you want to remove some kind of shared files, you must choose to keep them.

Compared with double-click installation, it's more difficult to completely uninstall a program.

Here's how:

1. Close the program that uses dt_8291.tmp file.

2. To open Programs and Features,

In Windows vista and 7:

click Start button, type programs in search box, and click Programs and features in the result.

programs and feature win7

Windows 10/8/8.1:

right-click on the Windows Start button, and click Programs and features in the result.

program and features Windows 10

3. Then locate and click on the program that uses dt_8291.tmp file in the program list and then click on Uninstall button at the top.

uninstall program windows 10

4. Follow the uninstall window to uninstall the program.

If you have difficulty in uninstalling your program, you can try this award-winning uninstaller.

Method 5: Update your computer drivers.

Sometimes, dt_8291.tmp error could be caused by faulty or obsolete computer drivers. As a result, you should pay close attention and make sure that the drivers of all hardware devices on your computer system are up-to-date. Moreover, before downloading and installing new device drivers, keep in mind that they should be compatible with your Operating System and hardware devices.

Method 6: Run System File Checker command to repair Windows files.

System File Checker also known as sfc /scannow is a powerful Windows utility that is not well known by average Windows users. This utility can scan system files to protect them from being altered. If those protected system files are altered or damaged, this utility will replace them with the original ones.

If you're troubleshooting a Windows problem or errors like dt_8291.tmp error, running System File Checker would be a good trick.

Steps:

1. To run System File Checker,

In Windows vista/7/10,

type cmd in start search box. In the result, which appears, right click on cmd and click Run as administrator.

cmd administrator win10

In Windows 8/8.1,

type cmd in start search box. Click settings, in the result which appears, right click on command prompt, and click Run as administrator at the bottom.

cmd administrator win8

2. In the command prompt window that opens, type sfc /scannow and hit Enter key on the keyboard.

sfc scannow windows8

3. The sfc utility will scan for a while and if any corrupted files are found, replace them on re-boot.

Method 7: Roll back your system with System Restore.

The main idea of System Restore utility is to roll back your system files and programs to a time when your computer system and programs were working properly. It becomes very helpful when it comes to troubleshooting computer errors like dt_8291.tmp as you can easily roll back system files, registry entries, and installed programs etc.

Steps:

1. To run System Restore,

In Windows vista/7/10,

type system restore in start search box. In the result, which appears, click on create a restore point.

System Restore in Windows 10

In Windows 8/8.1,

type system restore in start search box. Click settings, in the result which appears, and click on create a restore point.

System Restore in Windows 8

2. Click on C disk, click System Restore button and then OK.

system restore

3. click Next.

system restore next

4. When the wizard window opens, choose a restore point.

select restore point

Note: If you're not sure what programs will be affected, click on the restore point and then Scan for affected programs button to know more.

5. Click Next, follow the wizard and wait until the restore finishes.

Method 8: Install available Windows updates.

Have you ever wondered why it is so important to install Windows updates? Microsoft frequently releases security patches for its Windows software and addresses other bugs and issues in Windows. So maybe installing those updates can help you fix problems like dt_8291.tmp error.

Steps:

1. To install Windows updates, open Control Panel, select View by Large icons and click Windows Update.

windows update

2. In the Window Update panel that opens, click Check for updates first.

check for update

3. If there is any available update, click Install Updates button.

win8 system update

Method 9: Reinstall Windows system.

Reinstalling your Windows system can erase everything including dt_8291.tmp error from your computer, but this will take a lot of time to reload the system and reinstall all your programs. Before doing so, make sure you back up all of your documents, personal files, pictures, and many other important things.

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Note: Instead of going through the tedious, time-consuming, and risk-laden process of manually fixing dt_8291.tmp error, you can save a lot of time and aggravation by using specialized software to do the job for you.

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Does dt_8291.tmp error still persist?

Please contact us if your error still pops up after you've tried the above fixes.

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