Fix Dwwin.exe Errors

Dwwin.exe ? File Information

Dwwin.exe is the main executable file for Microsoft Dr. Watson error reporting tool that comes packaged with many Microsoft products.

By default, the dwwin.exe file is located in the C:\Windows\System32 folder. The most common size of this file is 180,224 bytes.

Dwwin.exe errors

Error 1

When you shutdown a Windows computer that has Acrobat Version 7 installed on it, you receive the following error:

?Dwwin.exe ? DLL initialization failed?

When you click OK, the following error message is displayed:

?AcroRD32.exe ? application error?


To fix the above issue, perform the following steps:

  1. Double-click the Acrobat icon on your desktop to open it.
  2. Click the Edit menu and then click Preferences.
  3. Click Internet and under Web Browser options clear the checkbox before Display PDF in browser.
  4. Click OK.

If the above steps fail to resolve the error, uninstall Acrobat 7.0 and install the latest Acrobat version. To uninstall Acrobat 7.0 completely, you may use an efficient uninstaller tool, such as Perfect Uninstaller.

In case the error still occurs after you have upgraded to the latest Acrobat version, run a registry scan. Many exe errors occur due to issues in the registry. To resolve the above error, run a registry scan using a reliable registry cleaning utility, such as RegServe.

Error 2

When you start a Windows computer that has Kaspersky Antivirus software version 7 installed on it, you may receive the following error message:

dwwin.exe ? application error 
The instruction at "0x7c883f9c" referenced memory at "0x7c883f9c". The memory could not be "written" 
Click on OK to terminate the program
Click on Cancel to debug the program


To repair the issue, perform the following steps:

  1. Double-click the Kaspersky antivirus icon in your system tray.
  2. Click Settings and then click Protection.
  3. Select Compatibility mode for programs using self-protection.
  4. Click OK and reboot your Windows computer.?

Dwwin.exe ? can you trust this process?

Yes, dwwin.exe is a safe process and is not known to be associated with any malware. However, it is important to remember that oftentimes malware programs have processes with similar names as legitimate processes. For instance, malware may place a rouge process on your computer that has a similar name as dwwin.exe, such as dwin.exe, dwwinn.exe, or dwinn.exe.

If you suspect a rogue process may be running on your computer, go through the list of currently running processes. To view the list, press Ctrl+Alt+Del, and then click the Processes tab in the Windows Task Manager window.

If you find unsolicited processes running on your system, immediately run a malware scan on your computer using top-rated security software, such as STOPzilla Antivirus and Spyware Cease and remove the reported malware.