``` Uncaught TypeError: Cc['@mozilla.org/updates/update-manager;1'] is undefined showWhatsNewPage chrome://messenger/content/specialTabs.js:1051 openSpecialTabsOnStartup chrome://messenger/content/specialTabs.js:799 OnLoadMessenger chrome://messenger/content/msgMail3PaneWindow.js:617 onload chrome://messenger/content/messenger.xhtml:1 ``` is the complete error message.
From my understanding, other similar callers do call `.activeUpdate` after getting the potential updatemanager component, eg https://searchfox.org/comm-esr78/source/mail/components/preferences/general.js#1484 ? or that should be withing some #ifdef updater-is-enabled ?
``` org/updates/ update- manager; 1'] is undefined wPage chrome: //messenger/ content/ specialTabs. js:1051 TabsOnStartup chrome: //messenger/ content/ specialTabs. js:799 //messenger/ content/ msgMail3PaneWin dow.js: 617 //messenger/ content/ messenger. xhtml:1
Uncaught TypeError: Cc['@mozilla.
showWhatsNe
openSpecial
OnLoadMessenger chrome:
onload chrome:
```
is the complete error message.
From my understanding, other similar callers do call `.activeUpdate` after getting the potential updatemanager component, eg https:/ /searchfox. org/comm- esr78/source/ mail/components /preferences/ general. js#1484 ? or that should be withing some #ifdef updater-is-enabled ?