update-manager -d from 15.04 to 15.10 end badly

[MV]

update-manager -d from 15.04 end badly at the end of the package installation :

....
2015-09-19 14:33:12,186 ERROR got an error from dpkg for pkg: 'ofono': 'subprocess installed post-installation script returned error exit status 100'
2015-09-19 14:33:14,855 ERROR SystemError from cache.commit(): installArchives() failed
2015-09-19 14:33:33,468 ERROR not handled expection:
Traceback (most recent call last):

  File "/tmp/ubuntu-release-upgrader-e1xtx4y9/DistUpgrade/DistUpgradeController.py", line 1137, in doDistUpgrade
    res = self.cache.commit(fprogress,iprogress)

  File "/tmp/ubuntu-release-upgrader-e1xtx4y9/DistUpgrade/DistUpgradeCache.py", line 267, in commit
    apt.Cache.commit(self, fprogress, iprogress)

  File "/usr/lib/python3/dist-packages/apt/cache.py", line 505, in commit
    if fetch_progress is None:

SystemError: installArchives() failed

During handling of the above exception, another exception occurred:

TypeError: wait_for_child() takes 1 positional argument but 2 were given

2015-09-19 14:33:33,468 DEBUG running apport_crash()
2015-09-19 14:33:33,504 DEBUG enabling apt cron job

But Upgrade is ok after apt-get upgrade & autoremove.

and works pretty well

[Brian Murray (brian-murray)]

Do you still happen to have /var/log/dist-upgrade/apt-term.log? Thanks in advance!

[MV (mvidal)]

The file : /var/log/dist-upgrade/apt-term.log