Hi, i'am using ubuntuGNOME 16.04 and installed calibre from ubuntu software. When i clicked it, an error window shows up and says:
but e-book viewer works well.
Code:
calibre, version 2.55.0
HATA: Başlangıç hatası: calibre başlatılırken bir hata oluştu. Bazı calibre işlevleri çalışmayabilir. Daha fazlasını öğrenmek için Ayrıntıları göster'e tıklayabilirsiniz.
Traceback (most recent call last):
File "/usr/lib/calibre/calibre/gui2/main.py", line 276, in initialize_db_stage2
self.start_gui(db)
File "/usr/lib/calibre/calibre/gui2/main.py", line 211, in start_gui
main = self.main = Main(self.opts, gui_debug=self.gui_debug)
File "/usr/lib/calibre/calibre/gui2/ui.py", line 152, in __init__
ac = self.init_iaction(action)
File "/usr/lib/calibre/calibre/gui2/ui.py", line 166, in init_iaction
ac = action.load_actual_plugin(self)
File "/usr/lib/calibre/calibre/customize/__init__.py", line 603, 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 NoSupportedInputFormats
File "/usr/lib/calibre/calibre/gui2/convert/single.py", line 18, in <module>
from calibre.gui2.convert.look_and_feel import LookAndFeelWidget
File "/usr/lib/calibre/calibre/gui2/convert/look_and_feel.py", line 13, in <module>
from calibre.gui2.convert.look_and_feel_ui import Ui_Form
File "/usr/lib/calibre/calibre/gui2/convert/look_and_feel_ui.py", line 286, in <module>
from calibre.gui2.css_transform_rules import RulesWidget
File "/usr/lib/calibre/calibre/gui2/css_transform_rules.py", line 13, in <module>
from calibre.ebooks.css_transform_rules import (
File "/usr/lib/calibre/calibre/ebooks/css_transform_rules.py", line 12, in <module>
import regex
File "/usr/lib/calibre/regex/__init__.py", line 392, in <module>
from . import _regex_core
File "/usr/lib/calibre/regex/_regex_core.py", line 4135, in <module>
"d": lookup_property(None, "Digit", True),
File "/usr/lib/calibre/regex/_regex_core.py", line 1593, in lookup_property
raise error("unknown property")
error: unknown property