Tons of "content.js TypeError: can't access property "style", n is null in systemd journal log for firefox

[laundmo]

Hey there,

While looking through my journalctl log i've found that SponsorBlock is throwing tons of these errors.

cut from journalctl -b

Aug 13 22:53:30 toci firefox[14610]: JavaScript error: moz-extension://f281f4c7-05bf-4b7b-a98f-161f62ee1a3b/js/content.js, line 2: TypeError: can't access property "style", n is null
Aug 13 22:53:30 toci firefox[14610]: JavaScript error: moz-extension://f281f4c7-05bf-4b7b-a98f-161f62ee1a3b/js/content.js, line 2: TypeError: can't access property "style", n is null
Aug 13 22:53:31 toci firefox[14610]: JavaScript error: moz-extension://f281f4c7-05bf-4b7b-a98f-161f62ee1a3b/js/content.js, line 2: TypeError: can't access property "style", n is null
Aug 13 22:53:31 toci firefox[14610]: JavaScript error: moz-extension://f281f4c7-05bf-4b7b-a98f-161f62ee1a3b/js/content.js, line 2: TypeError: can't access property "style", n is null
Aug 13 22:53:31 toci firefox[14610]: JavaScript error: moz-extension://f281f4c7-05bf-4b7b-a98f-161f62ee1a3b/js/content.js, line 2: TypeError: can't access property "style", n is null
Aug 13 22:53:31 toci firefox[14610]: JavaScript error: moz-extension://f281f4c7-05bf-4b7b-a98f-161f62ee1a3b/js/content.js, line 2: TypeError: can't access property "style", n is null
Aug 13 22:53:31 toci firefox[14610]: JavaScript error: moz-extension://f281f4c7-05bf-4b7b-a98f-161f62ee1a3b/js/content.js, line 2: TypeError: can't access property "style", n is null
Aug 13 22:53:31 toci firefox[14610]: JavaScript error: moz-extension://f281f4c7-05bf-4b7b-a98f-161f62ee1a3b/js/content.js, line 2: TypeError: can't access property "style", n is null
Aug 13 22:53:31 toci firefox[14610]: JavaScript error: moz-extension://f281f4c7-05bf-4b7b-a98f-161f62ee1a3b/js/content.js, line 2: TypeError: can't access property "style", n is null
Aug 13 22:53:31 toci firefox[14610]: JavaScript error: moz-extension://f281f4c7-05bf-4b7b-a98f-161f62ee1a3b/js/content.js, line 2: TypeError: can't access property "style", n is null
Aug 13 22:53:31 toci firefox[14610]: JavaScript error: moz-extension://f281f4c7-05bf-4b7b-a98f-161f62ee1a3b/js/content.js, line 2: TypeError: can't access property "style", n is null
Aug 13 22:53:31 toci firefox[14610]: JavaScript error: moz-extension://f281f4c7-05bf-4b7b-a98f-161f62ee1a3b/js/content.js, line 2: TypeError: can't access property "style", n is null
Aug 13 22:53:31 toci firefox[14610]: JavaScript error: moz-extension://f281f4c7-05bf-4b7b-a98f-161f62ee1a3b/js/content.js, line 2: TypeError: can't access property "style", n is null
Aug 13 22:53:31 toci firefox[14610]: JavaScript error: moz-extension://f281f4c7-05bf-4b7b-a98f-161f62ee1a3b/js/content.js, line 2: TypeError: can't access property "style", n is null
Aug 13 22:53:31 toci firefox[14610]: JavaScript error: moz-extension://f281f4c7-05bf-4b7b-a98f-161f62ee1a3b/js/content.js, line 2: TypeError: can't access property "style", n is null
Aug 13 22:53:31 toci firefox[14610]: JavaScript error: moz-extension://f281f4c7-05bf-4b7b-a98f-161f62ee1a3b/js/content.js, line 2: TypeError: can't access property "style", n is null
Aug 13 22:53:31 toci firefox[14610]: JavaScript error: moz-extension://f281f4c7-05bf-4b7b-a98f-161f62ee1a3b/js/content.js, line 2: TypeError: can't access property "style", n is null
Aug 13 22:53:31 toci firefox[14610]: JavaScript error: moz-extension://f281f4c7-05bf-4b7b-a98f-161f62ee1a3b/js/content.js, line 2: TypeError: can't access property "style", n is null
Aug 13 22:53:31 toci firefox[14610]: JavaScript error: moz-extension://f281f4c7-05bf-4b7b-a98f-161f62ee1a3b/js/content.js, line 2: TypeError: can't access property "style", n is null
Aug 13 22:53:31 toci firefox[14610]: JavaScript error: moz-extension://f281f4c7-05bf-4b7b-a98f-161f62ee1a3b/js/content.js, line 2: TypeError: can't access property "style", n is null
Aug 13 22:53:31 toci firefox[14610]: JavaScript error: moz-extension://f281f4c7-05bf-4b7b-a98f-161f62ee1a3b/js/content.js, line 2: TypeError: can't access property "style", n is null
Aug 13 22:53:31 toci firefox[14610]: JavaScript error: moz-extension://f281f4c7-05bf-4b7b-a98f-161f62ee1a3b/js/content.js, line 2: TypeError: can't access property "style", n is null
Aug 13 22:53:32 toci firefox[14610]: JavaScript error: moz-extension://f281f4c7-05bf-4b7b-a98f-161f62ee1a3b/js/content.js, line 2: TypeError: can't access property "style", n is null

I've figured out the extension is SponsorBlock by going to moz-extension://f281f4c7-05bf-4b7b-a98f-161f62ee1a3b/manifest.json. It lists the version at 5.14 which matches the most recent version on the firefox store at the time of writing this.

sadly I don't know which page I was on at the time