File eric5-sidebar.patch of Package eric5
--- eric/E5Gui/E5SideBar.py.orig 2014-12-21 16:08:09.720883222 -0500 +++ eric/E5Gui/E5SideBar.py 2014-12-21 16:08:28.309272364 -0500 @@ -604,7 +604,7 @@ stream.readUInt16() # version minimized = stream.readBool() - if minimized: + if minimized and not self.__minimized: self.shrink() stream >> self.__bigSize