Can't install extensions from about:addons STR: 1) Tools->Addo-ons 2) Get Add-ons 3) Scroll down to the bottom and select 'Browser all add-ons) 4) Search AMO for undo closed tabs button (or any extension that has a maxVersion of 4.0b5pre 5) Click install; nothing happens Error console shows: Error: InstallTrigger is not defined Source File: https://addons.mozilla.org/media//js/common-min.js?build=060c88b Line: 16
It seems there is a bug for that already. https://bugzilla.mozilla.org/show_bug.cgi?id=589598
Status: NEW → RESOLVED
Last Resolved: 8 years ago
Resolution: --- → DUPLICATE
Duplicate of bug: 589598
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