Crash signature - js_LockGCThingRT

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Crash signatures ^{( what's this? )}: @js_LockGCThingRT

This crash is caused by using an outdated extension with an old version of Firefox. To fix:

Update to the latest version of Firefox. For information on updating Firefox, see the Updating Firefox article.

For information on other types of crashes, see Firefox crashes.

Contributors to this page: Chris_Ilias

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