Versions

• OS: Windows 10
• GTK+ Version: 3.24.1
• PyGObject Version: 3.32.1
• python-nbxmpp Version: 0.6.10
• Gajim Version: 1.1.3

Traceback

Traceback (most recent call last):
  File "C:/msys64/home/appveyor/gajim/win/_build_root/mingw64/lib/python3.7/site-packages/gajim/application.py", line 221, in _activate
  File "C:/msys64/home/appveyor/gajim/win/_build_root/mingw64/lib/python3.7/site-packages/gajim/gui_interface.py", line 2551, in run
  File "C:/msys64/home/appveyor/gajim/win/_build_root/mingw64/lib/python3.7/site-packages/gajim/plugins/helpers.py", line 114, in wrapper
  File "C:/msys64/home/appveyor/gajim/win/_build_root/mingw64/lib/python3.7/site-packages/gajim/plugins/pluginmanager.py", line 176, in init_plugins
  File "C:/msys64/home/appveyor/gajim/win/_build_root/mingw64/lib/python3.7/site-packages/gajim/plugins/pluginmanager.py", line 544, in _activate_all_plugins_from_global_config
  File "C:/msys64/home/appveyor/gajim/win/_build_root/mingw64/lib/python3.7/site-packages/gajim/plugins/helpers.py", line 114, in wrapper
  File "C:/msys64/home/appveyor/gajim/win/_build_root/mingw64/lib/python3.7/site-packages/gajim/plugins/pluginmanager.py", line 453, in activate_plugin
  File "C:\Users\Elke\AppData\Roaming\Gajim\Plugins\omemo\omemoplugin.py", line 176, in activate
    self.connections[account] = OMEMOConnection(account, self)
  File "C:\Users\Elke\AppData\Roaming\Gajim\Plugins\omemo\omemo_connection.py", line 48, in __init__
    self.omemo = self.__get_omemo()
  File "C:\Users\Elke\AppData\Roaming\Gajim\Plugins\omemo\omemo_connection.py", line 97, in __get_omemo
    return OmemoState(self.own_jid, conn, self.account, self)
  File "C:\Users\Elke\AppData\Roaming\Gajim\Plugins\omemo\omemo\state.py", line 65, in __init__
    self.store = LiteAxolotlStore(db_con)
  File "C:\Users\Elke\AppData\Roaming\Gajim\Plugins\omemo\omemo\liteaxolotlstore.py", line 48, in __init__
    self.sql = SQLDatabase(connection)
  File "C:\Users\Elke\AppData\Roaming\Gajim\Plugins\omemo\omemo\sql.py", line 30, in __init__
    self.createDb()
  File "C:\Users\Elke\AppData\Roaming\Gajim\Plugins\omemo\omemo\sql.py", line 42, in createDb
    if user_version(self.dbConn) == 0:
  File "C:\Users\Elke\AppData\Roaming\Gajim\Plugins\omemo\omemo\db_helpers.py", line 15, in user_version
    return db.execute('PRAGMA user_version').fetchone()[0]
sqlite3.OperationalError: database is locked

Steps to reproduce the problem

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