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Why is the Plugin Check suddenly starting up automatically when I open Firefox, and how do I stop it?

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  • 3 have this problem
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  • Last reply by cor-el

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Instead of Firefox opening to my homepage, as it has been doing for several years now, it opens to a Plugin Check screen. I don't know why this started, and I haven't found a way to prevent this from happening. What can I do?

Instead of Firefox opening to my homepage, as it has been doing for several years now, it opens to a Plugin Check screen. I don't know why this started, and I haven't found a way to prevent this from happening. What can I do?

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That is a bug with blocklisting plugins that has been fixed.
You can correct this issue by forcing the file blocklist.xml to update or wait until Firefox updates the file.
That update will remove the severity="0" flags in the file that cause the problem.

See:


  • Bug 663722 - The blocklist output is including severity="0" where it shouldn't be