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crash when starting up

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hi. when i click firefox, it shows "XML parsing error: udefined entity Location: chrome//browser/contect.xhtml Line Number 46,column 1:

hi. when i click firefox, it shows "XML parsing error: udefined entity Location: chrome//browser/contect.xhtml Line Number 46,column 1:
附加的畫面擷圖

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Try reinstalling Firefox and see if that helps. It looks like maybe something in your Firefox installation is missing or damaged.

Hope this helps.

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Wesley Branton said

Try reinstalling Firefox and see if that helps. It looks like maybe something in your Firefox installation is missing or damaged. Hope this helps.

will i lose all my bookmarks?

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solomonbrain said

Wesley Branton said

Try reinstalling Firefox and see if that helps. It looks like maybe something in your Firefox installation is missing or damaged. Hope this helps.

will i lose all my bookmarks?

The Firefox installer should detect your existing installation and continue with your existing profile. It should not erase any data. If you're not sure, you could make a backup. See:

Back up and restore information in Firefox profiles