This site will have limited functionality while we undergo maintenance to improve your experience. If an article doesn't solve your issue and you want to ask a question, we have our support community waiting to help you at @FirefoxSupport on Twitter and/r/firefox on Reddit.

Avatar for Username

Search Support

Avoid support scams. We will never ask you to call or text a phone number or share personal information. Please report suspicious activity using the “Report Abuse” option.

Learn More

Hierdie gesprek is in die argief. Vra asseblief 'n nuwe vraag as jy hulp nodig het.

i am getting this error message" firefox.exe entry point not found, the procedure entry point is ThreadDesktopComposited could not be located in the dynamic link library user32.dll" before Firefox opens up

  • 1 antwoord
  • 24 hierdie probleem
  • 10 views
  • Laaste antwoord deur Moses

rivey1
rivey1
more options

this is the only error message that comes up, then Firefox opens up

this is the only error message that comes up, then Firefox opens up

All Replies (1)

Moses
Moses
  • Moderator
more options

This issue can be caused by a problem with the file c:\windows\system32\dwmapi.dll The file dwmapi.dll is a Vista file and should not be present in Windows XP.

http://support.microsoft.com/kb/969155 - On a Windows XP-based computer with Family Safety installed, you receive an error message: “The procedure entry point IsThreadDesktopComposited could not be located in the dynamic link library USER32.dll”