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

Already running programs that don't work and can't be turned off with win task manager

  • 1 phendula
  • 1 inayo le ngxaki
  • 6 views
  • Impendulo yokugqibela ngu cor-el

more options

When I start win10 I get an error message about FF or TB already have FF running but not responding. Neither program is on the startup menu. So neither program works.

When I start win10 I get an error message about FF or TB already have FF running but not responding. Neither program is on the startup menu. So neither program works.

All Replies (1)

more options

See:

You can try to delete parent.lock in the profile folder.

Location used for the main profile that keeps your personal data (Root Directory on about:profiles).

  • C:\Users\<user>\AppData\Roaming\Mozilla\Firefox\Profiles\<profile>

You can use the button on the "Help -> More Troubleshooting Information" (about:support) page to go to the current Firefox profile folder or use the about:profiles page.

You can check for issues caused by a corrupted or incomplete Visual C++ installation that is missing runtime components (Redistributable Packages) required by Firefox, especially VCRUNTIME140_1.dll.

See "Visual Studio 2015, 2017 and 2019":


You can use the MSConfig program or the Autoruns utility to see what software is getting started (be cautious with disabling services).