Closed Bug 1603938 Opened 5 years ago Closed 4 years ago

All calendars broken. Unable to create new ones. Unable to access menu.

Categories

(Calendar :: General, defect)

Lightning 68
defect
Not set
normal

Tracking

(Not tracked)

RESOLVED DUPLICATE of bug 1596919

People

(Reporter: kerry, Unassigned)

Details

Attachments

(1 file)

User Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/78.0.3904.99 Safari/537.36 Vivaldi/2.9.1705.41

Steps to reproduce:

Installed Thunderbird 68.3.0 (but have been experiencing this for a couple of months now [unsure of initial version that contained the issue]).
Installed the corresponding Lightning.
Linked 4 iCal calendars.

Actual results:

The calendar completely fails...
All calendars disappear from the "> Calendar" sidebar.
All colour coding for calendars in all of the views disappear.
Unable to add a new task, or event.
Unable to access the menu (burger menu).
Basically, the add-on completely breaks down.

Expected results:

The addon should work.

Did you click open the ">" twisty to see the calendars?

I have, yeah.

I realise that in the picture supplied, the group is closed, but I'd already gone through the effort of blocking out my personal details, and didn't want to re-screenshot it all.

... As an additional, all the boxes on the calendar view should be in different colours, but are instead all black (I think they're transparent actually).

I should mention, that it's not always like that. On a random PC restart, they'll be back (sometimes), at least until I close and re-open Thunderbird, in which case Lightning stops working again.

I can also sometimes restore usage of Lightning by removing it (via the extensions system), restarting Thunderbird when prompted, and re-installing Lightning manually from file. But again, not always.

(In reply to kerry from comment #2)

I realise that in the picture supplied, the group is closed, but I'd already gone through the effort of blocking out my personal details, and didn't want to re-screenshot it all.

Expanding the group just rotates the arrow. No calendars appear below it, so just imagine the arrow rotated 90 degrees clockwise, and the screenshot will be accurate.

A few extra details that I've discovered through a bit of experimentation...

If I just open Thunderbird normally, I'll notice a strip of white down the right-hand side, and then the tasks sidebar menu will open momentarily (200ms, if that), and then disappear completely.

This happens immediately after startup, whilst the UI is still initialising.

I've also noticed that the calendar and tasks/events buttons next to the minimise/maximise/close buttons, won't be there immediately. They only appear after the half loaded tasks sidebar mentioned above.

If these things happen, then I know that the add-on has failed, and won't work.

... To workaround it, I've discovered if I open Thunderbird, then go to:

Help -> Restart with add-ons disabled... -> Restart -> Continue in Safe Mode
... when Thunderbird has loaded up ...
File -> Exit
... start Thunderbird.exe again normally.

It'll work correctly. The two icons will be along the top toolbar, and there won't be a momentarily opening and closing of an uninitialised tasks/events sidebar.

Hopefully this information will be useful to someone?

Does it work if you select Customize from the Calendar Toolbar and click "Restore Default Set"?

That should place the AppMenu button back on the right where it is by default in a new installation.

Do you have any other calendar extensions that could be interfering with Lightning? Disable them and restart.

Maybe I need some .ics calendars, but I can't reproduce any problems you are having using Thunderbird 68.3.1 with Thunderbird 68.3.1.1 on Windows 10 or Ubuntu 18.04.3 LTS Linux. I have no idea why there is a version 68.3.1.1 of Lightning.

(In reply to WaltS48 [:walts48] from comment #5)

Does it work if you select Customize from the Calendar Toolbar and click "Restore Default Set"?

That should place the AppMenu button back on the right where it is by default in a new installation.

Do you have any other calendar extensions that could be interfering with Lightning? Disable them and restart.

Maybe I need some .ics calendars, but I can't reproduce any problems you are having using Thunderbird 68.3.1 with Thunderbird 68.3.1.1 on Windows 10 or Ubuntu 18.04.3 LTS Linux. I have no idea why there is a version 68.3.1.1 of Lightning.

Restore Default Set does nothing. i.e., no change.

As far as I can tell, once Lightning is loaded, there's nothing I can do to get it working without going through the safe mode load/exit/load process outlined above.

It's like it's failing in the init process somewhere.

Lightning is my only add-on/extension.

Is there a way to reinitialise it completely? Using the Advanced config menu (the menu for the ini file)?

kerry, you should be able to work around the problem by choosing another filter than "Events in current view" for the "Find events" panel above the calendar view (and restart Thunderbird). This is probably a duplicate of bug 1596919.

Flags: needinfo?(kerry)

(In reply to Martin Schröder [:martinschroeder] from comment #7)

kerry, you should be able to work around the problem by choosing another filter than "Events in current view" for the "Find events" panel above the calendar view (and restart Thunderbird). This is probably a duplicate of bug 1596919.

Yup. This indeed seems to be a duplicate, and the workaround works a treat.

Hurrah!

Status: UNCONFIRMED → RESOLVED
Closed: 4 years ago
Flags: needinfo?(kerry)
Resolution: --- → DUPLICATE
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