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type error:document.get element by id (container id) is null

  • 2 replies
  • 123 have this problem
  • 17 views
  • Last reply by lorsol

lorsol
lorsol
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went i open Firefox opens with this message (JavaScript application) type error:document.get element by id (container id) is null

went i open Firefox opens with this message (JavaScript application) type error:document.get element by id (container id) is null

All Replies (2)

cor-el
cor-el
  • Moderator
  • Top 10 Contributor
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Start Firefox in Diagnose Firefox issues using Troubleshoot Mode to check if one of the add-ons is causing the problem (switch to the DEFAULT theme: Tools > Add-ons > Themes).

  • Don't make any changes on the Safe mode start window.

See:

lorsol
lorsol Question owner
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thanks cor-el, it was the real player extension