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After 30min of having FF open when I close a tab a msg pops up -Javascript application “Unable to clean current element: TypeError: can't access dead object”

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MichaelStevens
MichaelStevens
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After around 30min of having FF open when I close a tab a message pops up:

Javascript application Unable to clean current element: TypeError: can't access dead object OK

It randomly stops showing the message for periods of about 30 min.

After around 30min of having FF open when I close a tab a message pops up: Javascript application Unable to clean current element: TypeError: can't access dead object OK It randomly stops showing the message for periods of about 30 min.

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philipp
philipp
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hello MichaelStevens, this is very likely caused by one of your addons (maybe one which is performing a certain action every 30mins).

Troubleshoot extensions, themes and hardware acceleration issues to solve common Firefox problems

https://blog.mozilla.org/addons/2012/09/12/what-does-cant-access-dead-object-mean/