calibre 0.7.45 crashes on lucid

[jkis]

Binary package hint: calibre

$ calibre
Traceback (most recent call last):
  File "/usr/bin/calibre", line 19, in <module>
    sys.exit(main())
  File "/usr/lib/calibre/calibre/gui2/main.py", line 362, in main
    app, opts, args, actions = init_qt(args)
  File "/usr/lib/calibre/calibre/gui2/main.py", line 43, in init_qt
    from calibre.gui2.ui import Main
  File "/usr/lib/calibre/calibre/gui2/ui.py", line 30, in <module>
    from calibre.gui2.widgets import ProgressIndicator
  File "/usr/lib/calibre/calibre/gui2/widgets.py", line 24, in <module>
    from calibre.gui2.progress_indicator import ProgressIndicator as _ProgressIndicator
  File "/usr/lib/calibre/calibre/gui2/progress_indicator/__init__.py", line 15, in <module>
    pi_error)
RuntimeError: Failed to load the Progress Indicator plugin: the sip module implements API v8.0 but the progress_indicator module requires API v8.1

Ubuntu Lucid 10.04.02 LTS, 2.6.35-22-generic-pae,

I was unable to upgrade python-qt4:
 Depends: sip-api-8.1, unavailable for Lucid

[Launchpad Janitor (janitor)]

Status changed to 'Confirmed' because the bug affects multiple users.

[Rolf Leggewie (r0lf)]

does this ever occur in trusty or later?

[Rolf Leggewie (r0lf)]

We are closing this bug report because it lacks the information we need to investigate the problem, as described in the previous comments. Please reopen it if you can give us the missing information, and don't hesitate to submit bug reports in the future. To reopen the bug report you can click on the current status, under the Status column, and change the Status back to "New". Thanks again!