package ubuntustudio-audio 0.45 failed to install/upgrade: subprocess new pre-removal script returned error exit status 1

[LCID Fire]

Failed on upgrade to jaunty

ProblemType: Package
Architecture: i386
DistroRelease: Ubuntu 9.04
ErrorMessage: subprocess new pre-removal script returned error exit status 1
Package: ubuntustudio-audio 0.45
SourcePackage: ubuntustudio-meta
Title: package ubuntustudio-audio 0.45 failed to install/upgrade: subprocess new pre-removal script returned error exit status 1
Uname: Linux 2.6.28-11-generic i686

[Michael Vogt (mvo)]

Here is the error:

Preparing to replace ubuntustudio-audio 0.37 (using .../ubuntustudio-audio_0.45_i386.deb) ...
Traceback (most recent call last):
  File "/usr/share/ubuntustudio-audio/rtprio.py", line 3, in <module>
    import changesettings
ImportError: No module named changesettings
dpkg: warning - old pre-removal script returned error exit status 1
dpkg - trying script from the new package instead ...
Traceback (most recent call last):
  File "/usr/share/ubuntustudio-audio/rtprio.py", line 3, in <module>
    import changesettings
ImportError: No module named changesettings
dpkg: error processing /var/cache/apt/archives/ubuntustudio-audio_0.45_i386.deb (--unpack):
 subprocess new pre-removal script returned error exit status 1

[Ross Gammon (rosco2)]

Ubuntu Studio 9.04 is no longer supported. I have tested upgrades for the last three releases, and could not reproduce this issue. Therefore I am setting the status to invalid.

If you can confirm that the bug still occurs for a current release, please reopen, or resubmit a new bug.