Package: calibre Version: 3.39.1+dfsg-2 Followup-For: Bug #865879 The bug is sadly still present in Buster:
Traceback (most recent call last): File "/usr/lib/calibre/calibre/gui2/ui.py", line 157, in __init__ ac = self.init_iaction(action) File "/usr/lib/calibre/calibre/gui2/ui.py", line 171, in init_iaction ac = action.load_actual_plugin(self) File "/usr/lib/calibre/calibre/customize/__init__.py", line 612, in load_actual_plugin ac = getattr(importlib.import_module(mod), cls)(gui, File "/usr/lib/python2.7/importlib/__init__.py", line 37, in import_module __import__(name) File "/usr/lib/calibre/calibre/gui2/actions/catalog.py", line 13, in <module> from calibre.gui2.tools import generate_catalog File "/usr/lib/calibre/calibre/gui2/tools.py", line 16, in <module> from calibre.gui2.convert.single import Config as SingleConfig File "/usr/lib/calibre/calibre/gui2/convert/single.py", line 20, in <module> from calibre.gui2.convert.search_and_replace import SearchAndReplaceWidget File "/usr/lib/calibre/calibre/gui2/convert/search_and_replace.py", line 11, in <module> from calibre.gui2.convert.search_and_replace_ui import Ui_Form File "/usr/lib/calibre/calibre/gui2/convert/search_and_replace_ui.py", line 155, in <module> from regex_builder import RegexEdit File "/usr/lib/calibre/calibre/gui2/convert/regex_builder.py", line 18, in <module> from calibre.ebooks.conversion.search_replace import compile_regular_expression File "/usr/lib/calibre/calibre/ebooks/conversion/search_replace.py", line 7, in <module> import regex File "/usr/lib/calibre/regex/__init__.py", line 383, in <module> File "/usr/lib/calibre/regex/_regex_core.py", line 22, in <module> File "/usr/lib/calibre/calibre/constants.py", line 224, in __getitem__ raise KeyError('No plugin named %r'%name) KeyError: "No plugin named '_regex'" I also tried the current experimental version and it was the same result. Calibre worked fine before I upgraded from Stretch to Buster. -- System Information: Debian Release: buster/sid APT prefers testing APT policy: (990, 'testing'), (500, 'unstable'), (1, 'experimental') Architecture: amd64 (x86_64) Foreign Architectures: i386 Kernel: Linux 4.19.0-4-amd64 (SMP w/4 CPU cores) Kernel taint flags: TAINT_PROPRIETARY_MODULE, TAINT_OOT_MODULE, TAINT_UNSIGNED_MODULE Locale: LANG=en_DK.UTF-8, LC_CTYPE=en_DK.UTF-8 (charmap=UTF-8), LANGUAGE=en_US:en (charmap=UTF-8) Shell: /bin/sh linked to /bin/dash Init: systemd (via /run/systemd/system) LSM: AppArmor: enabled Versions of packages calibre depends on: ii calibre-bin 3.39.1+dfsg-2 ii fonts-liberation 1:1.07.4-9 ii imagemagick 8:6.9.10.23+dfsg-2 ii imagemagick-6.q16 [imagemagick] 8:6.9.10.23+dfsg-2 ii libjpeg-turbo-progs 1:1.5.2-2+b1 ii libjs-coffeescript 1.12.8~dfsg-4 ii libjs-mathjax 2.7.4+dfsg-1 ii optipng 0.7.7-1 ii poppler-utils 0.71.0-3 ii python-apsw 3.24.0-r1-1 ii python-chardet 3.0.4-3 ii python-cherrypy3 8.9.1-2 ii python-css-parser 1.0.4-1 ii python-cssselect 1.0.3-1 ii python-cssutils 1.0.2-2 ii python-dateutil 2.7.3-3 ii python-dbus 1.2.8-3 ii python-feedparser 5.2.1-1 ii python-html5-parser 0.4.5-1 ii python-html5lib 1.0.1-1 ii python-lxml 4.3.2-1 ii python-markdown 3.0.1-3 ii python-mechanize 1:0.2.5-3 ii python-msgpack 0.5.6-1+b1 ii python-netifaces 0.10.4-1+b1 ii python-pil 5.4.1-2 ii python-pkg-resources 40.8.0-1 ii python-pyparsing 2.2.0+dfsg1-2 ii python-pyqt5 5.11.3+dfsg-1+b3 ii python-pyqt5.qtsvg 5.11.3+dfsg-1+b3 ii python-pyqt5.qtwebkit 5.11.3+dfsg-1+b3 ii python-regex 0.1.20190207-1 ii python-routes 2.4.1-1 ii python2.7 2.7.16-2 ii xdg-utils 1.1.3-1 Versions of packages calibre recommends: ii python-dnspython 1.16.0-1 Versions of packages calibre suggests: pn python-unrardll <none> -- no debconf information