Fix Rthdvcpl.exe Unable to Locate Error

RtHDVCpl.exe is a Control Panel applet that belongs to the Realtek Semiconductor High Definition Audio System driver.

File Information

By default, you can find the RtHDVCpl.exe file in the C:\Windows folder. Some of the common sizes of the file on Windows XP include 4,702,208; 3,784,704; 4,186,112; 4,390,912; 4,669,440; 4,444,160; 4,874,240; 5,369,856; 6,295,552; 4,423,680; 4,452,352; 4,317,184; 4,489,216; 4,227,072; 4,915,200 and 6,266,880 bytes.

RtHDVCpl.exe Error

You may encounter the following error message if you have the RtHDVCpl.exe file on your PC:

"RtHDVCpl.exe - Unable to locate component. This application has failed to load because PROPSYS.DLL was not found. Reinstalling the application may fix this problem."

Resolution Methods

You may use one of the following methods to resolve this issue:

Method 1: Uninstall and then Reinstall Realtek Audio Driver

You can uninstall the driver by using the Device Manager tool. You can launch this tool easily by running the devmgmt.msc command.

If you face any problem, you may also use a reliable uninstaller tool, such as Perfect Uninstaller to completely remove the driver.

After removing, reboot your PC and reinstall the driver.

If the problem persists, proceed to the next suggested method.

Method 2: Install Windows XP KB935448 Update

You may experience the error after Microsoft security updates 925902 (MS07-017) and 928843 (MS07-008) are installed on Windows XP computers. In this case, the following error message may appear:

"application_executable_name - Illegal System DLL Relocation

The system DLL user32.dll was relocated in memory. The application will not run properly. The relocation occurred because the DLL C:\Windows\System32\Hhctrl.ocx occupied an address range reserved for Windows system DLLs. The vendor supplying the DLL should be contacted for a new DLL."

To resolve the error in this case, download Windows XP KB935448 update and install it on your computer.

You may also choose to open the Windows Update Web site, and then install any other essential updates if they are available.

If no error message appears after the updates are installed, the issue is resolved. Otherwise, proceed to the next method.

Malware infections are also common causes of several errors related to EXE files. One of the common problems that you may come across is malware files disguised as the legitimate files. Most of the time, these malware files are located in a folder different from the default folder, have an unknown file size, or have names similar to legitimate files. In case you are suspicious, it is best to perform a thorough virus and spyware scan of your PC. It is recommended that you use robust antimalware tools, such as STOPzilla Antivirus and Spyware Cease to do the scanning.

Finally, it is recommended that you use a reliable registry tool, such as RegServe to perform a thorough and deep registry scan to weed out any unwanted entries from it. Registry scanning also helps in repairing incorrect registry entries, thereby ensuring you a high-performance error-free PC.