[Bug 2131561] [NEW] package python3 3.12.3-0ubuntu2.1 failed to install/upgrade: installed python3 package post-installation script subprocess returned error exit status 4

Launchpad Bug Tracker 2131561 at bugs.launchpad.net
Fri Nov 14 16:10:12 UTC 2025 

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After the bug notification I tried the following:

sudo dpkg --configure -a
[sudo] password for jim: 
Setting up python3 (3.12.3-0ubuntu2.1) ...
running python rtupdate hooks for python3.12...
Traceback (most recent call last):
  File "/usr/bin/py3clean", line 210, in <module>
    main()
  File "/usr/bin/py3clean", line 196, in main
    pfiles = set(dpf.from_package(options.package))
             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/share/python3/debpython/files.py", line 55, in from_package
    raise Exception("cannot get content of %s" % package_name)
Exception: cannot get content of gdebi-core
error running python rtupdate hook gdebi-core
Traceback (most recent call last):
  File "/usr/bin/py3clean", line 210, in <module>
    main()
  File "/usr/bin/py3clean", line 196, in main
    pfiles = set(dpf.from_package(options.package))
             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/share/python3/debpython/files.py", line 55, in from_package
    raise Exception("cannot get content of %s" % package_name)
Exception: cannot get content of gdebi
error running python rtupdate hook gdebi
/usr/share/hplip/base/imagesize.py:186: SyntaxWarning: invalid escape sequence '\#'
  re.compile('\#define\s+\S+\s+\d+')     : ('image/x-xbitmap', xbmsize),
/usr/share/hplip/base/imagesize.py:187: SyntaxWarning: invalid escape sequence '\/'
  re.compile('\/\* XPM \*\/')            : ('image/x-xpixmap', xpmsize),
/usr/share/hplip/base/imagesize.py:189: SyntaxWarning: invalid escape sequence '\*'
  re.compile('^II\*\x00')                : ('image/tiff', tiffsize),
/usr/share/hplip/fax/ledmfax.py:46: SyntaxWarning: invalid escape sequence '\d'
  http_result_pat = re.compile(b"""HTTP/\d.\d\s(\d+)""", re.I)
Traceback (most recent call last):
  File "/usr/bin/py3clean", line 210, in <module>
    main()
  File "/usr/bin/py3clean", line 196, in main
    pfiles = set(dpf.from_package(options.package))
             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/share/python3/debpython/files.py", line 55, in from_package
    raise Exception("cannot get content of %s" % package_name)
Exception: cannot get content of ibus-table
error running python rtupdate hook ibus-table
Traceback (most recent call last):
  File "/usr/bin/py3clean", line 210, in <module>
    main()
  File "/usr/bin/py3clean", line 196, in main
    pfiles = set(dpf.from_package(options.package))
             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/share/python3/debpython/files.py", line 55, in from_package
    raise Exception("cannot get content of %s" % package_name)
Exception: cannot get content of ibus
error running python rtupdate hook ibus
/usr/lib/rhythmbox/plugins/alternative-toolbar/alttoolbar_plugins.py:171: SyntaxWarning: invalid escape sequence '\('
  translation = re.sub('\(..\)', '', translation, flags=re.DOTALL)
/usr/lib/x86_64-linux-gnu/rhythmbox/plugins/lyrics/AstrawebParser.py:64: SyntaxWarning: invalid escape sequence '\/'
  url = re.split('(\/display[^"]*)', entry)[1]
/usr/lib/x86_64-linux-gnu/rhythmbox/plugins/lyrics/AstrawebParser.py:66: SyntaxWarning: invalid escape sequence '\/'
  title = re.split('(\/display[^>]*)([^<]*)', entry)[2][1:].strip()
/usr/lib/x86_64-linux-gnu/rhythmbox/plugins/lyrics/AstrawebParser.py:97: SyntaxWarning: invalid escape sequence '\/'
  lyrics = re.split('(<font face=arial size=2>)(.*)(<\/font><br></td><td*)', result)[2]
/usr/lib/x86_64-linux-gnu/rhythmbox/plugins/lyrics/JetlyricsParser.py:50: SyntaxWarning: invalid escape sequence '\.'
  m = re.search('<a href=\'(http://jetlyrics\.com/viewlyrics\.php\?id=[0-9]*)\'>', result)
/usr/lib/x86_64-linux-gnu/rhythmbox/plugins/lyrics/JlyricParser.py:49: SyntaxWarning: invalid escape sequence '\.'
  m = re.search('<div class=\'title\'><a href=\'(/artist/[^\.]*\.html)\'>', result)
/usr/lib/x86_64-linux-gnu/rhythmbox/plugins/lyrics/TerraParser.py:39: SyntaxWarning: invalid escape sequence '\w'
  pattern = re.compile("&(#?\w+?);")
/usr/lib/x86_64-linux-gnu/rhythmbox/plugins/lyrics/WinampcnParser.py:87: SyntaxWarning: invalid escape sequence '\['
  lrcplaintext = re.sub('\[.*?\]', '', lrcplaintext)
/usr/lib/x86_64-linux-gnu/rhythmbox/plugins/lyrics/lyrics.py:44: SyntaxWarning: invalid escape sequence '\('
  LYRIC_TITLE_STRIP=["\(live[^\)]*\)", "\(acoustic[^\)]*\)", "\([^\)]*mix\)", "\([^\)]*version\)", "\([^\)]*edit\)", "\(feat[^\)]*\)"]
/usr/lib/x86_64-linux-gnu/rhythmbox/plugins/lyrics/lyrics.py:44: SyntaxWarning: invalid escape sequence '\('
  LYRIC_TITLE_STRIP=["\(live[^\)]*\)", "\(acoustic[^\)]*\)", "\([^\)]*mix\)", "\([^\)]*version\)", "\([^\)]*edit\)", "\(feat[^\)]*\)"]
/usr/lib/x86_64-linux-gnu/rhythmbox/plugins/lyrics/lyrics.py:44: SyntaxWarning: invalid escape sequence '\('
  LYRIC_TITLE_STRIP=["\(live[^\)]*\)", "\(acoustic[^\)]*\)", "\([^\)]*mix\)", "\([^\)]*version\)", "\([^\)]*edit\)", "\(feat[^\)]*\)"]
/usr/lib/x86_64-linux-gnu/rhythmbox/plugins/lyrics/lyrics.py:44: SyntaxWarning: invalid escape sequence '\('
  LYRIC_TITLE_STRIP=["\(live[^\)]*\)", "\(acoustic[^\)]*\)", "\([^\)]*mix\)", "\([^\)]*version\)", "\([^\)]*edit\)", "\(feat[^\)]*\)"]
/usr/lib/x86_64-linux-gnu/rhythmbox/plugins/lyrics/lyrics.py:44: SyntaxWarning: invalid escape sequence '\('
  LYRIC_TITLE_STRIP=["\(live[^\)]*\)", "\(acoustic[^\)]*\)", "\([^\)]*mix\)", "\([^\)]*version\)", "\([^\)]*edit\)", "\(feat[^\)]*\)"]
/usr/lib/x86_64-linux-gnu/rhythmbox/plugins/lyrics/lyrics.py:44: SyntaxWarning: invalid escape sequence '\('
  LYRIC_TITLE_STRIP=["\(live[^\)]*\)", "\(acoustic[^\)]*\)", "\([^\)]*mix\)", "\([^\)]*version\)", "\([^\)]*edit\)", "\(feat[^\)]*\)"]
dpkg: error processing package python3 (--configure):
 installed python3 package post-installation script subprocess returned error exit status 4
dpkg: dependency problems prevent configuration of rhythmbox-plugin-alternative-toolbar:
 rhythmbox-plugin-alternative-toolbar depends on python3:any; however:
  Package python3 is not configured yet.

dpkg: error processing package rhythmbox-plugin-alternative-toolbar (--configure):
 dependency problems - leaving unconfigured
dpkg: dependency problems prevent configuration of rhythmbox-plugins:
 rhythmbox-plugins depends on python3 (<< 3.13); however:
  Package python3 is not configured yet.
 rhythmbox-plugins depends on python3 (>= 3.12~); however:
  Package python3 is not configured yet.
 rhythmbox-plugins depends on python3:any; however:
  Package python3 is not configured yet.

dpkg: error processing package rhythmbox-plugins (--configure):
 dependency problems - leaving unconfigured
Errors were encountered while processing:
 python3
 rhythmbox-plugin-alternative-toolbar
 rhythmbox-plugins

ProblemType: Package
DistroRelease: Ubuntu 24.04
Package: python3 3.12.3-0ubuntu2.1
ProcVersionSignature: Ubuntu 6.14.0-35.35~24.04.1-generic 6.14.11
Uname: Linux 6.14.0-35-generic x86_64
ApportVersion: 2.28.1-0ubuntu3.8
AptOrdering:
 python3-minimal:amd64: Install
 python3-minimal:amd64: Configure
 python3:amd64: Install
 libpython3-stdlib:amd64: Install
 NULL: ConfigurePending
Architecture: amd64
CasperMD5CheckResult: unknown
Date: Fri Nov 14 08:48:44 2025
ErrorMessage: installed python3 package post-installation script subprocess returned error exit status 4
InstallationDate: Installed on 2025-06-23 (144 days ago)
InstallationMedia: Kubuntu 24.04.2 LTS "Noble Numbat" - Release amd64 (20250215)
Python3Details: /usr/bin/python3.12, Python 3.12.3, python3-minimal, 3.12.3-0ubuntu2.1
PythonDetails: N/A
RelatedPackageVersions:
 dpkg 1.22.6ubuntu6.5
 apt  2.8.3
SourcePackage: python3-defaults
Title: package python3 3.12.3-0ubuntu2.1 failed to install/upgrade: installed python3 package post-installation script subprocess returned error exit status 4
UpgradeStatus: No upgrade log present (probably fresh install)

** Affects: python3-defaults (Ubuntu)
     Importance: Undecided
         Status: New


** Tags: amd64 apport-package need-duplicate-check noble
-- 
package python3 3.12.3-0ubuntu2.1 failed to install/upgrade: installed python3 package post-installation script subprocess returned error exit status 4
https://bugs.launchpad.net/bugs/2131561
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