I'm sorry, but an uncaught exception occurred.
While running game code:
  File "renpy/common/00action_file.rpy", line 383, in __call__
    renpy.save(fn, extra_info=save_name)
PicklingError: Can't pickle <type 'function'>: attribute lookup __builtin__.function failed
-- Full Traceback ------------------------------------------------------------
Full traceback:
  File "renpy/common/_layout/screen_load_save.rpym", line 35, in script
    $ ui.interact()
  File "renpy/ast.py", line 1131, in execute
    renpy.python.py_exec_bytecode(self.code.bytecode, self.hide, store=self.store)
  File "renpy/python.py", line 1061, in py_exec_bytecode
    exec(bytecode, globals, locals)
  File "renpy/common/_layout/screen_load_save.rpym", line 35, in <module>
    $ ui.interact()
  File "renpy/ui.py", line 299, in interact
    rv = renpy.game.interface.interact(roll_forward=roll_forward, **kwargs)
  File "renpy/display/core.py", line 3377, in interact
    repeat, rv = self.interact_core(preloads=preloads, trans_pause=trans_pause, pause=pause, pause_start=pause_start, pause_modal=pause_modal, **kwargs) # type: ignore
  File "renpy/display/core.py", line 4258, in interact_core
    rv = root_widget.event(ev, x, y, 0)
  File "renpy/display/layout.py", line 1175, in event
    rv = i.event(ev, x - xo, y - yo, cst)
  File "renpy/display/transition.py", line 53, in event
    return self.new_widget.event(ev, x, y, st) # E1101
  File "renpy/display/layout.py", line 1175, in event
    rv = i.event(ev, x - xo, y - yo, cst)
  File "renpy/display/layout.py", line 1175, in event
    rv = i.event(ev, x - xo, y - yo, cst)
  File "renpy/display/screen.py", line 743, in event
    rv = self.child.event(ev, x, y, st)
  File "renpy/display/layout.py", line 1175, in event
    rv = i.event(ev, x - xo, y - yo, cst)
  File "renpy/display/layout.py", line 1399, in event
    rv = super(Window, self).event(ev, x, y, st)
  File "renpy/display/layout.py", line 279, in event
    rv = d.event(ev, x - xo, y - yo, st)
  File "renpy/display/layout.py", line 1175, in event
    rv = i.event(ev, x - xo, y - yo, cst)
  File "renpy/display/layout.py", line 1399, in event
    rv = super(Window, self).event(ev, x, y, st)
  File "renpy/display/layout.py", line 279, in event
    rv = d.event(ev, x - xo, y - yo, st)
  File "renpy/display/layout.py", line 1175, in event
    rv = i.event(ev, x - xo, y - yo, cst)
  File "renpy/display/layout.py", line 279, in event
    rv = d.event(ev, x - xo, y - yo, st)
  File "renpy/display/behavior.py", line 1084, in event
    return handle_click(self.clicked)
  File "renpy/display/behavior.py", line 1019, in handle_click
    rv = run(action)
  File "renpy/display/behavior.py", line 332, in run
    return action(*args, **kwargs)
  File "renpy/common/00action_file.rpy", line 383, in __call__
    renpy.save(fn, extra_info=save_name)
  File "renpy/loadsave.py", line 403, in save
    reraise(t, e, tb)
  File "renpy/loadsave.py", line 389, in save
    dump((roots, renpy.game.log), logf)
  File "renpy/compat/pickle.py", line 51, in dump
    cPickle.dump(o, f, PROTOCOL)
PicklingError: Can't pickle <type 'function'>: attribute lookup __builtin__.function failed
Windows-10-10.0.19041 AMD64
Ren'Py 7.5.3.22090809
Lab Rats 2 - Down to Business 0.51.3.1
Sun Apr 16 20:40:43 2023