diff -r bd4a19f81396 -r 42b69a254eda QScintilla/Editor.py --- a/QScintilla/Editor.py Fri Apr 15 19:49:21 2011 +0200 +++ b/QScintilla/Editor.py Fri Apr 15 19:51:20 2011 +0200 @@ -1353,6 +1353,7 @@ if ext in [".py", ".pyw"] and \ Preferences.getProject("DeterminePyFromProject")and \ self.project.isOpen() and \ + self.fileName is not None and \ self.project.isProjectFile(self.fileName): if self.project.getProjectLanguage() in ["Python", "Python2"]: language = "Python2"