Thunderbird-38.0.1 integrates lightning? Very disturbing!!

Ian Malone ibmalone at
Wed Jul 1 10:14:37 UTC 2015

On 30 June 2015 at 16:33, Ahmad Samir <ahmadsamir3891 at> wrote:
> On 30 June 2015 at 17:22, Reindl Harald <h.reindl at> wrote:
>> Am 30.06.2015 um 17:02 schrieb Ahmad Samir:
>>> IIUC, what's happening here is that they bundle the extension with
>>> Thunderbird 38 so it's installed and enabled by default; so when you
>>> create a new Thunderbird profile,
>>> /usr/lib*/thunderbird/distribution/extensions/{e2fda1a4-762b-4020-b5ad-a41df1933103}/
>>> will get copied to ~/.thunderbird/<PROFILE_NAME>/extensions; that also
>>> happens if you run 38.0.1 for the first time and didn't have the
>>> Lightning extension already installed (I was surprised to see the
>>> calendar pane in Thunderbird after updating to 38.0.1, since I didn't
>>> have that extension installed previously).
>>> Also (IIUC) Lightning will be updated in your profile, just like any
>>> other user-installed extension.
>>> So what you can do is just copy the dir from
>>> /usr/lib*/thunderbird/distribution/extensions and restart Thunderbird
>>> or re-install it from, I think either would lead to
>>> the same result
>> but that all makes zero sense
>> * i had lightning installed for many years as user extension
>> * i never used the rpm because it was always too late after TB updates
>> * now due start TB 38 it was updated
>> * it is still a user-extension in the profile
>> * if i uninstall it it's gone
>> * the files from the package still exists unused
>> the point is if it is now part of the TB package it should be present after
>> uninstall the extension in the user-profile becasue the state now is no
>> improvement at all and just wasting space for no gain
> This is an upstream change; from this blog post[1] I gather that
> upstream's intention is that Lightning is installed and enabled by
> default when you use the upstream binary tarball; the same applies for
> the distro-packaged version.
> - This change doesn't affect the user if he already has Lightning installed
> - With a new TB profile the user is presented with a notification
> about the extension, and he can disable/remove it
> - This is a one time "offer", so if the user uninstalls Lightning it
> won't be auto-installed again for that TB profile
> [1]

It appears to have broken the ability to install the gdata provider,
at least when I installed a new F22 system at the weekend I found I
couldn't install it because it requires the lightning package which is
obsoleted by current thunderbird.


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