message appears at startup and apps- how to rid this? what happened:TypeError: Components.classes[‘@mozilla.org/extensions/manager,1’] is undefined
what happened:TypeError: Components.classes[‘@mozilla.org/extensions/manager,1’] is undefined
message appears - want to rid
Tutte le risposte (1)
Start Firefox in Diagnose Firefox issues using Troubleshoot Mode to check if one of the extensions is causing the problem (switch to the DEFAULT theme: Firefox (Tools) > Add-ons > Appearance/Themes).
- Don't make any changes on the Safe mode start window.
- https://support.mozilla.com/kb/Safe+Mode