Traceback (most recent call last):

 "~/virtualenv/nide/ninja-ide/ninja_ide/gui/editor/editor.py", line 1104, in mouseReleaseEvent
self.highlight_selected_word()

 "~/virtualenv/nide/ninja-ide/ninja_ide/gui/editor/editor.py", line 1152, in highlight_selected_word
word = self._text_under_cursor()

 "~/virtualenv/nide/ninja-ide/ninja_ide/gui/editor/editor.py", line 1017, in _text_under_cursor
word = self.wordAtLineIndex(line, index)AttributeError: 'Editor' object has no attribute 'wordAtLineIndex'

1. Error message "Traceback (most recent call last):

 "<stdin>", line 1, in <module>
ImportError: No module named cython" 3. 