syndesis: ERROR Error: StaticInjectorError[t -> t]:

Since disabling the tour didn’t fix this, am creating a new issue to track it separately and consolidate the previous issues that were closed with the PR merge.

ERROR Error: StaticInjectorError[t -> t]: 
  StaticInjectorError(Platform: core)[t -> t]: 
    NullInjectorError: No provider for t!
    at t.get (main.d18da4935f56d031b283.bundle.js:1)
    at main.d18da4935f56d031b283.bundle.js:1
    at t (main.d18da4935f56d031b283.bundle.js:1)
    at t.get (main.d18da4935f56d031b283.bundle.js:1)
    at main.d18da4935f56d031b283.bundle.js:1
    at t (main.d18da4935f56d031b283.bundle.js:1)
    at t.get (main.d18da4935f56d031b283.bundle.js:1)
    at Ai (main.d18da4935f56d031b283.bundle.js:1)
    at t.get (main.d18da4935f56d031b283.bundle.js:1)
    at Ai (main.d18da4935f56d031b283.bundle.js:1)
Ct @ main.d18da4935f56d031b283.bundle.js:1
t.handleError @ main.d18da4935f56d031b283.bundle.js:1
(anonymous) @ main.d18da4935f56d031b283.bundle.js:1
t.invoke @ polyfills.4b47010fa12e595e9f8e.bundle.js:1
e.run @ polyfills.4b47010fa12e595e9f8e.bundle.js:1
t.runOutsideAngular @ main.d18da4935f56d031b283.bundle.js:1
t.tick @ main.d18da4935f56d031b283.bundle.js:1
(anonymous) @ main.d18da4935f56d031b283.bundle.js:1
t.invoke @ polyfills.4b47010fa12e595e9f8e.bundle.js:1
onInvoke @ main.d18da4935f56d031b283.bundle.js:1
t.invoke @ polyfills.4b47010fa12e595e9f8e.bundle.js:1
e.run @ polyfills.4b47010fa12e595e9f8e.bundle.js:1
t.run @ main.d18da4935f56d031b283.bundle.js:1
next @ main.d18da4935f56d031b283.bundle.js:1
e.object.i @ main.d18da4935f56d031b283.bundle.js:1
e.__tryOrUnsub @ polyfills.4b47010fa12e595e9f8e.bundle.js:1
e.next @ polyfills.4b47010fa12e595e9f8e.bundle.js:1
e._next @ polyfills.4b47010fa12e595e9f8e.bundle.js:1
e.next @ polyfills.4b47010fa12e595e9f8e.bundle.js:1
e.next @ main.d18da4935f56d031b283.bundle.js:1
e.emit @ main.d18da4935f56d031b283.bundle.js:1
He @ main.d18da4935f56d031b283.bundle.js:1
ze @ main.d18da4935f56d031b283.bundle.js:1
onInvokeTask @ main.d18da4935f56d031b283.bundle.js:1
t.invokeTask @ polyfills.4b47010fa12e595e9f8e.bundle.js:1
e.runTask @ polyfills.4b47010fa12e595e9f8e.bundle.js:1
e.invokeTask @ polyfills.4b47010fa12e595e9f8e.bundle.js:1
_ @ polyfills.4b47010fa12e595e9f8e.bundle.js:1
g @ polyfills.4b47010fa12e595e9f8e.bundle.js:1
XMLHttpRequest.send (async)
(anonymous) @ VM195256:1
b @ polyfills.4b47010fa12e595e9f8e.bundle.js:1
t.scheduleTask @ polyfills.4b47010fa12e595e9f8e.bundle.js:1
onScheduleTask @ polyfills.4b47010fa12e595e9f8e.bundle.js:1
t.scheduleTask @ polyfills.4b47010fa12e595e9f8e.bundle.js:1
e.scheduleTask @ polyfills.4b47010fa12e595e9f8e.bundle.js:1
e.scheduleMacroTask @ polyfills.4b47010fa12e595e9f8e.bundle.js:1
d @ polyfills.4b47010fa12e595e9f8e.bundle.js:1
(anonymous) @ polyfills.4b47010fa12e595e9f8e.bundle.js:1
R.i.(anonymous function) @ polyfills.4b47010fa12e595e9f8e.bundle.js:1
(anonymous) @ main.d18da4935f56d031b283.bundle.js:1
t._trySubscribe @ polyfills.4b47010fa12e595e9f8e.bundle.js:1
t.subscribe @ polyfills.4b47010fa12e595e9f8e.bundle.js:1
t.call @ polyfills.4b47010fa12e595e9f8e.bundle.js:1
t.subscribe @ polyfills.4b47010fa12e595e9f8e.bundle.js:1
t.call @ polyfills.4b47010fa12e595e9f8e.bundle.js:1
t.subscribe @ polyfills.4b47010fa12e595e9f8e.bundle.js:1
t.call @ main.d18da4935f56d031b283.bundle.js:1
t.subscribe @ polyfills.4b47010fa12e595e9f8e.bundle.js:1
C @ main.d18da4935f56d031b283.bundle.js:1
Fe @ main.d18da4935f56d031b283.bundle.js:1
e @ main.d18da4935f56d031b283.bundle.js:1
t.list @ main.d18da4935f56d031b283.bundle.js:1
t.loadAll @ main.d18da4935f56d031b283.bundle.js:1
n.ngOnInit @ 2.0b5da4db55b8ff5d9029.chunk.js:1
(anonymous) @ main.d18da4935f56d031b283.bundle.js:1
(anonymous) @ main.d18da4935f56d031b283.bundle.js:1
Jo @ main.d18da4935f56d031b283.bundle.js:1
ws @ main.d18da4935f56d031b283.bundle.js:1
(anonymous) @ 2.0b5da4db55b8ff5d9029.chunk.js:1
updateDirectives @ main.d18da4935f56d031b283.bundle.js:1
Ko @ main.d18da4935f56d031b283.bundle.js:1
is @ main.d18da4935f56d031b283.bundle.js:1
rs @ main.d18da4935f56d031b283.bundle.js:1
Ko @ main.d18da4935f56d031b283.bundle.js:1
is @ main.d18da4935f56d031b283.bundle.js:1
rs @ main.d18da4935f56d031b283.bundle.js:1
Ko @ main.d18da4935f56d031b283.bundle.js:1
is @ main.d18da4935f56d031b283.bundle.js:1
ns @ main.d18da4935f56d031b283.bundle.js:1
Ko @ main.d18da4935f56d031b283.bundle.js:1
t.detectChanges @ main.d18da4935f56d031b283.bundle.js:1
(anonymous) @ main.d18da4935f56d031b283.bundle.js:1
t.tick @ main.d18da4935f56d031b283.bundle.js:1
(anonymous) @ main.d18da4935f56d031b283.bundle.js:1
t.invoke @ polyfills.4b47010fa12e595e9f8e.bundle.js:1
onInvoke @ main.d18da4935f56d031b283.bundle.js:1
t.invoke @ polyfills.4b47010fa12e595e9f8e.bundle.js:1
e.run @ polyfills.4b47010fa12e595e9f8e.bundle.js:1
t.run @ main.d18da4935f56d031b283.bundle.js:1
next @ main.d18da4935f56d031b283.bundle.js:1
e.object.i @ main.d18da4935f56d031b283.bundle.js:1
e.__tryOrUnsub @ polyfills.4b47010fa12e595e9f8e.bundle.js:1
e.next @ polyfills.4b47010fa12e595e9f8e.bundle.js:1
e._next @ polyfills.4b47010fa12e595e9f8e.bundle.js:1
e.next @ polyfills.4b47010fa12e595e9f8e.bundle.js:1
e.next @ main.d18da4935f56d031b283.bundle.js:1
e.emit @ main.d18da4935f56d031b283.bundle.js:1
He @ main.d18da4935f56d031b283.bundle.js:1
onHasTask @ main.d18da4935f56d031b283.bundle.js:1
t.hasTask @ polyfills.4b47010fa12e595e9f8e.bundle.js:1
t._updateTaskCount @ polyfills.4b47010fa12e595e9f8e.bundle.js:1
e._updateTaskCount @ polyfills.4b47010fa12e595e9f8e.bundle.js:1
e.runTask @ polyfills.4b47010fa12e595e9f8e.bundle.js:1
v @ polyfills.4b47010fa12e595e9f8e.bundle.js:1
e.invokeTask @ polyfills.4b47010fa12e595e9f8e.bundle.js:1
_ @ polyfills.4b47010fa12e595e9f8e.bundle.js:1
g @ polyfills.4b47010fa12e595e9f8e.bundle.js:1

follow on from #1407 #1404

@rhuss @deeleman FYI

This also reproduces when using a dev build with AOT enabled.