DLL errors, most often known as DLL Not Found or Missing DLL Error is an error associated with DLL file – a file ending with the DLL file extension.
It can occur in any of the Microsoft’s operating system including Windows 10, 8, 7, Windows Vista and Windows XP.
Lots of files of these type exist and they are specifically worrying because all have the potential to cause trouble.
But some general tips and fix can resolve your DLL error issues. It may take as long as an hour or more to resolve this issue, depending on the type and the cause of the problem.
If you are intended to solve whatever DLL error you are having on your own, then follow the given fixes to resolve your problem easily.
Table of Contents
- 1 Methods to Fix DLL Errors:
- 1.1 1. Do not download DLL files available on DLL download sites
- 1.2 2. Restart your computer
- 1.3 3. Restore the deleted DLL file from recycle bin
- 1.4 4. Recover the deleted DLL file with a file recovery program
- 1.5 5. Perform a virus/malware scan of your computer
- 1.6 6. Use system restore to undo recent changes
- 1.7 7. Reinstall the program that uses the DLL file
- 1.8 8. Update driver for hardware
- 1.9 9. Run System File Checker (sfc /scannow command)
- 1.10 10. Apply any available Windows update
- 1.11 11. Do a repair installation of Windows
- 1.12 12. Do a clean installation of windows
- 1.13 13. Troubleshoot for a hardware problem
Methods to Fix DLL Errors:
1. Do not download DLL files available on DLL download sites
In an attempt to replace the missing or corrupt DLL file, many of us downloads DLL files available on DLL download sites. Downloading a DLL file from internet is a bad idea as there are many reasons associated with it. Some of them are:
- DLL download sites are not approved source for DLL files.
- The downloaded DLL files can be outdated.
- Downloaded DLL file can cause problems in your computer.
- DLL file available on internet can be virus infected.
- DLL download sites can compromise your computer’s security.
So, avoid downloading DLL files from DLL download sites available on internet.
2. Restart your computer
Restarting your computer can solve the problem that’s causing DLL error, if the cause is just temporary.
To restart your computer press Alt+F4 button and select Restart.
3. Restore the deleted DLL file from recycle bin
Most of us accidentally deletes the DLL files considering it as a bug or hidden shortcuts. The deleted DLL files is the cause of “DLL Not Found” or “Missing DLL” error. The very possible cause of this error is deleting the DLL files without realizing it.
4. Recover the deleted DLL file with a file recovery program
If you find that you have accidentally deleted the DLL file and emptied your recycle bin or you have permanently deleted it, then with a file recovery program you can get back your deleted DLL file.
5. Perform a virus/malware scan of your computer
Some DLL errors occur due to virus/malware infected programs that pretend to be as DLL files. Scanning your computer with a good antivirus program can solve this issue.
6. Use system restore to undo recent changes
If the DLL error is caused by a change in the registry or other system configuration, then System Restore can solve the issue.
1) Open Control Panel. Right click on the Windows icon in bottom-left corner on task bar and click on Control Panel to open.
2) Click on System and Security in Control Panel.
3) In the System and Security window, click on System.
4) On the left, click on System protection.
5) In the System Properties window that appears, click the System Restore… button.
6) Click Next in the System Restore window.
7) Select the restore point you want to use from the list and click the Next button.
8) Confirm the restore point you want to use on the Confirm your restore point window and click the Finish button.
9) Click Yes to the Once started, System Restore cannot be interrupted. Do you want to continue? Pop-up window.
10) System Restore will now begin reverting Windows to the state it was in at the date and time logged with the restore point that you chose in Step 7. Wait till your computer finishes the whole process and restarts.
11) Now, sign in to Windows and on the Desktop you will see a small System Restore window that says “System Restore completed successfully. The system has been restored to [date time]. Your documents have not been affected”.
12) Click the Close button.
13) Now, the System Restore is complete, check to see the issue you were trying to fix is actually corrected or not.
7. Reinstall the program that uses the DLL file
Sometimes, DLL errors occur when you open or use a particular program. In that case, reinstall the program to properly install and register the DLL file again.
8. Update driver for hardware
If “Missing DLL” error occurs when you use any hardware device like printer, then update your printer’s drivers.
9. Run System File Checker (sfc /scannow command)
Some DLL errors occur due to missing or incorrect operating system related DLL files. So, running System File Checker replaces damaged or missing Microsoft supplied DLL files.
To remove this issue, run sfc /scannow command in command prompt.
1) Open command prompt as administrator. Right click on the Windows icon in bottom-left corner on task bar and click on Command Prompt (Admin) to open.
2) Type the command sfc /scannow and press Enter. Note, there’s a space between sfc and /scannow.
System File Checker will now verify every protected operating system file on your computer.
3) Once verification reaches 100%, you’ll see something like this in the Command Prompt window if issues were found and corrected:
Windows Resource Protection found corrupt files and successfully repaired them. Details are included in the CBS.Log windir\Logs\CBS\CBS.log. For example C:\Windows\Logs\CBS\CBS.log. Note that logging is currently not supported in offline servicing scenarios.
…or something like this if no issues were found:
Windows Resource Protection did not find any integrity violations.
4) Restart your computer if System File Checker found any issue.
5) Repeat the process that caused your original problem to see if the System File Checker has corrected the issue or not.
10. Apply any available Windows update
Update Windows because updated service packs and other patches can replace or update some of the hundreds of Microsoft distributed DLL files on your computer.
To update windows, go to Control Panel > System and Security > Windows Update and install the available updates.
11. Do a repair installation of Windows
If the above fixes for DLL errors are unsuccessful, then a repair installation of the operating system can restore all Windows DLL files to their original working versions.
12. Do a clean installation of windows
If the repair installation doesn’t resolve DLL errors issue, then perform clean installation of Windows. This will erase everything from the hard drive and install a fresh copy of Windows.
13. Troubleshoot for a hardware problem
If any DLL errors persist after the clean installation of Windows, then your DLL problem can only be hardware related.
If the above general troubleshooting steps cannot resolve your DLL errors issue, then get assistance to resolve your issue.