File gEcritPluginManager.py Line 42
font = wx.Font(18, wx.ROMAN ,wx.BOLD, wx.NORMAL)
change to:
font = wx.Font(18, wx.ROMAN ,wx.NORMAL, wx.BOLD)
or:
font = wx.Font(18, wx.FONTFAMILY_ROMAN ,wx.FONTSTYLE_NORMAL, wx.FONTWEIGHT_BOLD)