Join the AMA (Ask Me Anything) with the Firefox leadership team to celebrate Firefox 20th anniversary and discuss Firefox’s future on Mozilla Connect. Mark your calendar on Thursday, November 14, 18:00 - 20:00 UTC!

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.

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

Followed the download and install for firefox into my linux home directory. When launching firefox got an error message about a mission shared object. Additional detail to follow.

  • 1 reply
  • 125 have this problem
  • 1 view
  • Last reply by cor-el

more options

When launching firefox got the following error: XPCOMGlueLoad error for file ~/firefox/libxpcom.so libxul.so cannot open shared object file: No such file or directory Couldn't load XPCOM (but file libxul.so is there) what do I do???

When launching firefox got the following error: XPCOMGlueLoad error for file ~/firefox/libxpcom.so libxul.so cannot open shared object file: No such file or directory Couldn't load XPCOM (but file libxul.so is there) what do I do???

All Replies (1)

more options

Make sure that you meet the system requirements and have all required libraries installed.


You can find the latest Firefox releases here: