Version-Release number of selected component:
eric-6.0.7-1.fc23

Additional info:
reporter:       libreport-2.6.3
cmdline:        /usr/bin/python3 /usr/lib/python3.4/site-packages/eric6/eric6_webbrowser.py
executable:     /usr/lib/python3.4/site-packages/eric6/eric6_webbrowser.py
kernel:         4.2.6-301.fc23.x86_64
runlevel:       N 5
type:           Python3
uid:            1000

Truncated backtrace:
HelpWindow.py:3682:__userStyleSheet:TypeError: arguments did not match any overloaded call:
  QByteArray(): too many arguments
  QByteArray(int, str): argument 1 has unexpected type 'str'
  QByteArray(QByteArray): argument 1 has unexpected type 'str'

Traceback (most recent call last):
  File "/usr/lib/python3.4/site-packages/eric6/eric6_webbrowser.py", line 102, in <module>
    main()
  File "/usr/lib/python3.4/site-packages/eric6/eric6_webbrowser.py", line 98, in main
    installErrorHandler=True)
  File "/usr/lib/python3.4/site-packages/eric6/Toolbox/Startup.py", line 241, in simpleAppStartup
    w = mwFactory(argv)
  File "/usr/lib/python3.4/site-packages/eric6/eric6_webbrowser.py", line 73, in createMainWidget
    help = HelpWindow(home, '.', None, 'help viewer', searchWord=searchWord)
  File "/usr/lib/python3.4/site-packages/eric6/Helpviewer/HelpWindow.py", line 220, in __init__
    self.__initWebSettings()
  File "/usr/lib/python3.4/site-packages/eric6/Helpviewer/HelpWindow.py", line 335, in __initWebSettings
    settings.setUserStyleSheetUrl(self.__userStyleSheet(styleSheet))
  File "/usr/lib/python3.4/site-packages/eric6/Helpviewer/HelpWindow.py", line 3682, in __userStyleSheet
    encodedStyle = bytes(QByteArray(userStyle).toBase64()).decode()
TypeError: arguments did not match any overloaded call:
  QByteArray(): too many arguments
  QByteArray(int, str): argument 1 has unexpected type 'str'
  QByteArray(QByteArray): argument 1 has unexpected type 'str'

Local variables in innermost frame:
styleSheetFile: ''
userStyle: '{display:none !important;}'
self: <Helpviewer.HelpWindow.HelpWindow object at 0x7f94d209f708>