Console error saying 'Cannot read property postMessageRequestToExtension of undefined'

To get your bug fixed faster please try to answer the following questions:

  1. Which browser, operating system and versions of those are you using?
    Chrome Version 90.0.4430.212, windows 10
  2. Which version of Memex are you running?
    Memex 2.18.1
  3. What are the steps you took that lead to the bug?
    On every web page when I open dev console I see the following error message:

content_script_tooltip.js:39 Uncaught (in promise) TypeError: Cannot read property ‘postMessageRequestToExtension’ of undefined at Object. (content_script_tooltip.js:39) at Generator.next () at content_script_tooltip.js:1 at new Promise () at l (content_script_tooltip.js:1) at Proxy. (content_script_tooltip.js:39) at Object. (content_script_tooltip.js:39) at Generator.next () at content_script_tooltip.js:1 at new Promise ()

(anonymous) @ content_script_tooltip.js:39
(anonymous) @ content_script_tooltip.js:1
l @ content_script_tooltip.js:1
(anonymous) @ content_script_tooltip.js:39
(anonymous) @ content_script_tooltip.js:39
(anonymous) @ content_script_tooltip.js:1
l @ content_script_tooltip.js:1
componentDidMount @ content_script_tooltip.js:39
io @ content_script_tooltip.js:39
(anonymous) @ content_script_tooltip.js:39
t.unstable_runWithPriority @ content_script_tooltip.js:39
Ir @ content_script_tooltip.js:39
Ap @ content_script_tooltip.js:39
ip @ content_script_tooltip.js:39
tp @ content_script_tooltip.js:39
Ip @ content_script_tooltip.js:39
(anonymous) @ content_script_tooltip.js:39
op @ content_script_tooltip.js:39
Up @ content_script_tooltip.js:39
t.render @ content_script_tooltip.js:39
(anonymous) @ content_script_tooltip.js:39
(anonymous) @ content_script_tooltip.js:1
l @ content_script_tooltip.js:1
(anonymous) @ content_script_tooltip.js:39
$.inPageUI @ content_script_tooltip.js:39
(anonymous) @ content_script_tooltip.js:39
(anonymous) @ content_script_tooltip.js:1
l @ content_script_tooltip.js:1
G @ content_script_tooltip.js:39
(anonymous) @ content_script_tooltip.js:29
u @ content_script_tooltip.js:1
Promise.then (async)
p @ content_script_tooltip.js:1
(anonymous) @ content_script_tooltip.js:1
l @ content_script_tooltip.js:1
componentDidMount @ content_script_tooltip.js:39
io @ content_script_tooltip.js:39
(anonymous) @ content_script_tooltip.js:39
t.unstable_runWithPriority @ content_script_tooltip.js:39
Ir @ content_script_tooltip.js:39
Ap @ content_script_tooltip.js:39
ip @ content_script_tooltip.js:39
tp @ content_script_tooltip.js:39
Ip @ content_script_tooltip.js:39
(anonymous) @ content_script_tooltip.js:39
op @ content_script_tooltip.js:39
Up @ content_script_tooltip.js:39
t.render @ content_script_tooltip.js:39
(anonymous) @ content_script_tooltip.js:39
(anonymous) @ content_script_tooltip.js:1
l @ content_script_tooltip.js:1
(anonymous) @ content_script_tooltip.js:39
$.inPageUI @ content_script_tooltip.js:39
(anonymous) @ content_script_tooltip.js:39
(anonymous) @ content_script_tooltip.js:1
l @ content_script_tooltip.js:1
G @ content_script_tooltip.js:39
(anonymous) @ content_script_tooltip.js:29
u @ content_script_tooltip.js:1
Promise.then (async)
p @ content_script_tooltip.js:1
(anonymous) @ content_script_tooltip.js:1
l @ content_script_tooltip.js:1
(anonymous) @ content_script_tooltip.js:29
u.emit @ content_script.js:11
_maybeEmitShouldSetUp @ content_script.js:89
(anonymous) @ content_script.js:89
o @ content_script.js:1
Promise.then (async)
p @ content_script.js:1
(anonymous) @ content_script.js:1
d @ content_script.js:1
loadComponent @ content_script.js:89
(anonymous) @ content_script.js:89
(anonymous) @ content_script.js:1
d @ content_script.js:1
setupTooltip @ content_script.js:89
(anonymous) @ content_script.js:89
o @ content_script.js:1
Promise.then (async)
p @ content_script.js:1
o @ content_script.js:1
Promise.then (async)
p @ content_script.js:1
o @ content_script.js:1
Promise.then (async)
p @ content_script.js:1
(anonymous) @ content_script.js:1
d @ content_script.js:1
ye @ content_script.js:89
(anonymous) @ content_script.js:89
n @ content_script.js:1
(anonymous) @ content_script.js:89
n @ content_script.js:1
(anonymous) @ content_script.js:1
(anonymous) @ content_script.js:1

It’s not a big problem but it’s annoying to see an error message when I develop my own web sites. And the issue is there for a while already. I was hoping that someone will fix it but months pass and there is no fix. So I decided to report.