Erv4.dll: How to Fix DLL Errors, Download, and Update

Last Updated: 12/10/2024
[Average Article Time to Read: 4.7 minutes]

The development of RealVideo 9 (32-bit) by Sony Creative Software prompted the latest creation of erv4.dll. It is also known as a RealVideo 9 file (file extension DLL), which is classified as a type of Win32 DLL (Unknown) file.

The first version of erv4.dll for VSDC Free Video Editor 6.3.1.939 was seen on 12/23/2018 in Windows 10. The latest file update released for Sony Movie Studio 13 13.0.189 was on 12/12/2014 [file version 6.0.7.2646].

Continue reading below to discover detailed file information, DLL file troubleshooting, and free downloads of several versions of erv4.dll.

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File Overview


General Information
File Name: erv4.dll
File Extension: DLL file extension
Description: RealVideo 9
Object File Type: Unknown
File Operating System: Win32
MIME Type: application/octet-stream
User Popularity Rating:
 
Developer and Software Information
Software Developer: RealNetworks, Inc.
Software Program: RealVideo 9 (32-bit)
Legal Copyright: Copyright © RealNetworks, Inc. 1995-2002
File Details
Character Set: Windows, Latin1
Language Code: English (U.S.)
File Flags: (none)
File Flags Mask: 0x003f
Entry Point: 0x3f8a7
Code Size: 262144


What are erv4.dll Error Messages?


Dynamic Link Library erv4.dll Errors

erv4.dll is considered a type of Dynamic Link Library (DLL) file. Dynamic Link Library files, like erv4.dll, are essentially a "guide book" that stores information and instructions for executable (EXE) files - like ApplicationRegistration.exe - to follow. These files were created so that multiple programs (eg. Sony Movie Studio 13) could share the same erv4.dll file, saving valuable memory allocation, therefore making your computer run more efficiently.

Unfortunately, what makes DLL files so convenient and efficient, also makes them extremely vulnerable to problems. If something happens to a shared DLL file, either it goes missing or gets corrupted in some way, it can generate a "runtime" error message. Runtime is pretty self-explanatory; it means that these errors are triggered when erv4.dll is attempted to be loaded either when Sony Movie Studio 13 is starting up, or in some cases already running. Some of the most common erv4.dll errors include:

Your erv4.dll file could be missing due to accidental deletion, uninstalled as a shared file of another program (shared with Sony Movie Studio 13), or deleted by a malware infection. Furthermore, erv4.dll file corruption could be caused from a power outage when loading Sony Movie Studio 13, system crash while loading erv4.dll, bad sectors on your storage media (usually your primary hard drive), or quite commonly, a malware infection. Thus, it's critical to make sure your anti-virus is kept up-to-date and scanning regularly.



How to Fix erv4.dll Errors in 3 Steps (Time to complete: ~5-15 minutes)

If you're encountering one of the error messages above, follow these troubleshooting steps to resolve your erv4.dll issue. These troubleshooting steps are listed in the recommended order of execution.


Step 1: Restore your PC back to the latest restore point, "snapshot", or backup image before error occurred.

To begin System Restore (Windows XP, Vista, 7, 8, and 10):

  1. Hit the Windows Start button
  2. When you see the search box, type "System Restore" and press "ENTER".
  3. In the search results, find and click System Restore.
  4. Please enter the administrator password (if applicable / prompted).
  5. Follow the steps in the System Restore Wizard to choose a relevant restore point.
  6. Restore your computer to that backup image.

If the Step 1 fails to resolve the erv4.dll error, please proceed to the Step 2 below.

Step 2: If recently installed Sony Movie Studio 13 (or related software), uninstall then try reinstalling Sony Movie Studio 13 software.

You can uninstall Sony Movie Studio 13 software by following these instructions (Windows XP, Vista, 7, 8, and 10):

  1. Hit the Windows Start button
  2. In the search box, type "Uninstall" and press "ENTER".
  3. In the search results, find and click "Add or Remove Programs"
  4. Find the entry for Sony Movie Studio 13 13.0.189 and click "Uninstall"
  5. Follow the prompts for uninstallation.

After the software has been fully uninstalled, restart your PC and reinstall Sony Movie Studio 13 software.

If this Step 2 fails as well, please proceed to the Step 3 below.

Sony Movie Studio 13 13.0.189

Sony Creative Software

Step 3: Perform a Windows Update.

When the first two steps haven't solved your issue, it might be a good idea to run Windows Update. Many erv4.dll error messages that are encountered can be contributed to an outdated Windows Operating System. To run Windows Update, please follow these easy steps:

  1. Hit the Windows Start button
  2. In the search box, type "Update" and press "ENTER".
  3. In the Windows Update dialog box, click "Check for Updates" (or similar button depending on your Windows version)
  4. If updates are available for download, click "Install Updates".
  5. After the update is completed, restart your PC.

If Windows Update failed to resolve the erv4.dll error message, please proceed to next step. Please note that this final step is recommended for advanced PC users only.



If Those Steps Fail: Download and Replace Your erv4.dll File (Caution: Advanced)

If none of the previous three troubleshooting steps have resolved your issue, you can try a more aggressive approach (Note: Not recommended for amateur PC users) by downloading and replacing your appropriate erv4.dll file version. We maintain a comprehensive database of 100% malware-free erv4.dll files for every applicable version of Sony Movie Studio 13. Please follow the steps below to download and properly replace you file:

  1. Locate your Windows operating system version in the list of below "Download erv4.dll Files".
  2. Click the appropriate "Download Now" button and download your Windows file version.
  3. Copy this file to the appropriate Sony Movie Studio 13 folder location:
    Windows 10: C:\Program Files (x86)\Sony\Movie Studio 13.0\FileIO Plug-Ins\rm9plug\codecs\
    Windows 10: C:\Program Files (x86)\Common Files\AVSMedia\ActiveX\RMBin\codecs\
    Windows 10: C:\Program Files (x86)\Xilisoft\Video Converter Ultimate\real-supports\codecs\
    Windows 10: C:\Program Files (x86)\Xilisoft\Video Converter Platinum\real-supports\codecs\
    Windows 10: C:\Program Files\ACID\ACID Pro 9.0\FileIO Plug-Ins\rm9plug\codecs\
    Show 2 more directories +
    Windows 10: C:\Program Files\Common Files\FlashIntegro\ActiveX\x32\RMBin\codecs\
    Windows 10: C:\Program Files\ACID\ACID Music Studio 11.0\FileIO Plug-Ins\rm9plug\codecs\
  4. Restart your computer.

If this final step has failed and you're still encountering the error, you're only remaining option is to do a clean installation of Windows 10.


GEEK TIP : We must emphasize that reinstalling Windows will be a very time-consuming and advanced task to resolve erv4.dll problems. To avoid data loss, you must be sure that you have backed-up all of your important documents, pictures, software installers, and other personal data before beginning the process. If you are not currently backing up your data, you need to do so immediately.



Download erv4.dll Files (Malware-Tested 100% Clean)


CAUTION : We strongly advise against downloading and copying erv4.dll to your appropriate Windows system directory. Sony Creative Software typically does not release Sony Movie Studio 13 DLL files for download because they are bundled together inside of a software installer. The installer's task is to ensure that all correct verifications have been made before installing and placing erv4.dll and all other DLL files for Sony Movie Studio 13. An incorrectly installed DLL file may create system instability and could cause your program or operating system to stop functioning altogether. Proceed with caution.

Windows 10


Files Related to erv4.dll


DLL Files Related to erv4.dll

File Name Description Software Program (Version) File Size (bytes) File Location
Sony.Vegas.PublishFB.R... PublishFB PublishFB (13.0.0.189) 43320 C:\Windows\System32\winevt\Logs\
gifplug.dll Sony Unisys GIF File Format Sony Unisys GIF File Format (Version 13.0 (Build 189)) 73016 C:\Program Files\WindowsApps\Microsoft.Office.O...
qquicklayoutsplugin.dll C++ Application Development Framework Qt5 (5.11.1.0) 80744 C:\Users\Tester\AppData\Local\
System.Management.ni.dll Dynamic Link Library Sony Movie Studio 13 13.0.189 1482752 C:\Program Files (x86)\Common Files\microsoft s...
erv4.dll RealVideo 9 RealVideo 9 (32-bit) (6.0.7.2646) 352322 C:\Windows\System32\winevt\Logs\

Other Files Related to erv4.dll

File Name Description Software Program (Version) File Size (bytes) File Location
WmiApRpl.h C/C++/Objective-C Header Sony Movie Studio 13 13.0.189 3444 C:\Windows\System32\wbem\Performance\
api-ms-win-core-sysinf... ApiSet Stub DLL Microsoft® Windows® Operating System (10.0.17134.12) 12136 C:\Users\Tester\AppData\Local\Microsoft\OneDriv...
diagwrn.xml Extensible Markup Language Sony Movie Studio 13 13.0.189 44683 C:\Windows\Panther\UnattendGC\
BootPerformanceDiagnos... Binary Disk Image Sony Movie Studio 13 13.0.189 29392 C:\Windows\System32\wdi\
api-ms-win-core-string... ApiSet Stub DLL Microsoft® Windows® Operating System (10.0.17134.12) 11112 C:\Users\Tester\AppData\Local\Microsoft\OneDriv...


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