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.

সহায়তা খুঁজুন

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.

আরও জানুন

I recently installed Thunderbird on a new Windows 8.1 computer. While trying to change the storage location of my emails to another drive the program will not o

  • 2 উত্তরসমূহ
  • 2 এই সমস্যাটি আছে
  • 6 দেখুন
  • শেষ জবাব দ্বারা Neilg211

more options

Thunderbird will not open and I receive the following message "Thunderbird is already running, but not responding. The old Thunderbird process must be closed to open a new window."

I have tried uninstalling and reinstalling Thunderbird but this has not fixed the problem.

Any ideas how I can fix the problem please.

Regards, Neil

Thunderbird will not open and I receive the following message "Thunderbird is already running, but not responding. The old Thunderbird process must be closed to open a new window." I have tried uninstalling and reinstalling Thunderbird but this has not fixed the problem. Any ideas how I can fix the problem please. Regards, Neil

সমাধান চয়ন করুন

restart your computer Or Use the task manager to kill the running Thunderbird task.

If neither work, delete the parent.lock file in your profile folder.

প্রেক্ষাপটে এই উত্তরটি পড়ুন। 👍 1

All Replies (2)

more options

চয়ন করা সমাধান

restart your computer Or Use the task manager to kill the running Thunderbird task.

If neither work, delete the parent.lock file in your profile folder.

more options

Thank you, the last solution to delete the parent.lock file solved the problem