update-manager Calculating upgrade... Failed

Thanks for taking the time to report this bug and helping to make Ubuntu better. Could you please add the log files from '/var/log/dist-upgrade/' to this bug report as separate attachments? Thanks in advance.

Thanks for the logs, could you also open a terminal and run the command:
$ sudo apt-get -o Debug::pkgProblemResolver=true dist-upgrade

and attach the output to this bug report.

Reading package lists... Done
Building dependency tree
Reading state information... Done
Calculating upgrade... Starting
Starting 2
Investigating (0) language-support-translations-en [ amd64 ] < 1:9.04+20090401 > ( translations )
Broken language-support-translations-en:amd64 Depends on evolution-documentation-en [ amd64 ] < none > ( none )
  Considering evolution-common:amd64 3 as a solution to language-support-translations-en:amd64 14
  Added evolution-common:amd64 to the remove list
  Fixing language-support-translations-en:amd64 via keep of evolution-common:amd64
Investigating (0) evolution [ amd64 ] < none -> 3.2.3-0ubuntu6 > ( gnome )
Broken evolution:amd64 Depends on evolution-common [ amd64 ] < 2.32.2-0ubuntu7 -> 3.2.3-0ubuntu6 > ( gnome ) (= 3.2.3-0ubuntu6)
  Considering evolution-common:amd64 3 as a solution to evolution:amd64 5
  Holding Back evolution:amd64 rather than change evolution-common:amd64
Investigating (0) evolution-plugins [ amd64 ] < 2.32.2-0ubuntu7 -> 3.2.3-0ubuntu6 > ( gnome )
Broken evolution-plugins:amd64 Depends on evolution [ amd64 ] < none -> 3.2.3-0ubuntu6 > ( gnome ) (= 3.2.3-0ubuntu6)
  Considering evolution:amd64 5 as a solution to evolution-plugins:amd64 3
  Holding Back evolution-plugins:amd64 rather than change evolution:amd64
 Try to Re-Instate (0) evolution-common:amd64
Investigating (0) libhangul-data [ amd64 ] < none -> 0.1.0-1 > ( libs )
Broken libhangul-data:amd64 Conflicts on libhangul0-data [ amd64 ] < 0.0.12-3 > ( libs )
  Considering libhangul0-data:amd64 1 as a solution to libhangul-data:amd64 0
  Holding Back libhangul-data:amd64 rather than change libhangul0-data:amd64
Investigating (0) libhangul1 [ amd64 ] < none -> 0.1.0-1 > ( libs )
Broken libhangul1:amd64 Depends on libhangul-data [ amd64 ] < none -> 0.1.0-1 > ( libs ) (>= 0.1.0-1)
  Considering libhangul-data:amd64 0 as a solution to libhangul1:amd64 0
  Holding Back libhangul1:amd64 rather than change libhangul-data:amd64
Investigating (0) evolution-indicator [ amd64 ] < 0.2.20-0ubuntu3 -> 0.2.20-0ubuntu7 > ( gnome )
Broken evolution-indicator:amd64 Depends on evolution [ amd64 ] < none -> 3.2.3-0ubuntu6 > ( gnome )
  Considering evolution:amd64 5 as a solution to evolution-indicator:amd64 -1
  Holding Back evolution-indicator:amd64 rather than change evolution:amd64
Investigating (1) libnspr4 [ amd64 ] < 4.8.9-1ubuntu2 -> 4.8.9-1ubuntu2.1 > ( libs )
Broken libnspr4:amd64 Breaks on evolution-plugins [ amd64 ] < 2.32.2-0ubuntu7 -> 3.2.3-0ubuntu6 > ( gnome ) (< 3.2.0-0ubuntu2)
  Considering evolution-plugins:amd64 3 as a solution to libnspr4:amd64 104
  Upgrading evolution-plugins:amd64 due to Breaks field in libnspr4:amd64
Investigating (1) evolution-plugins [ amd64 ] < 2.32.2-0ubuntu7 -> 3.2.3-0ubuntu6 > ( gnome )
Broken evolution-plugins:amd64 Depends on evolution [ amd64 ] < none -> 3.2.3-0ubuntu6 > ( gnome ) (= 3.2.3-0ubuntu6)
  Considering evolution:amd64 5 as a solution to evolution-plugins:amd64 3
  Holding Back evolution-plugins:amd64 rather than change evolution:amd64
Investigating (1) scim-hangul [ amd64 ] < 0.3.2-1 -> 0.3.2-1build2 > ( universe/utils )
Broken scim-hangul:amd64 Depends on libhangul1 [ amd64 ] < none -> 0....

Thanks for the logs. I'm marking this report as duplicate of bug 1036794