What's the error?
```
I'm sorry, but an uncaught exception occurred.
While running game code:
File "renpy/common/00gamemenu.rpy", line 173, in script
$ ui.interact()
File "renpy/common/00gamemenu.rpy", line 173, in <module>
$ ui.interact()
File "renpy/common/00action_file.rpy", line 372, in __call__
renpy.save(fn, extra_info=save_name)
Exception: Not saved - no valid save locations.
-- Full Traceback ------------------------------------------------------------
Full traceback:
File "renpy/common/00gamemenu.rpy", line 173, in script
$ ui.interact()
File "/private/var/folders/pr/7v8gx5q5129fpkyt720hnf840000gn/T/AppTranslocation/E00B3421-8B1E-4A26-AFA8-2E65E9304C0A/d/TheDreamWriter.app/Contents/Resources/autorun/renpy/ast.py", line 900, in execute
renpy.python.py_exec_bytecode(self.code.bytecode, self.hide, store=self.store)
File "/private/var/folders/pr/7v8gx5q5129fpkyt720hnf840000gn/T/AppTranslocation/E00B3421-8B1E-4A26-AFA8-2E65E9304C0A/d/TheDreamWriter.app/Contents/Resources/autorun/renpy/python.py", line 1930, in py_exec_bytecode
exec bytecode in globals, locals
File "renpy/common/00gamemenu.rpy", line 173, in <module>
$ ui.interact()
File "/private/var/folders/pr/7v8gx5q5129fpkyt720hnf840000gn/T/AppTranslocation/E00B3421-8B1E-4A26-AFA8-2E65E9304C0A/d/TheDreamWriter.app/Contents/Resources/autorun/renpy/ui.py", line 289, in interact
rv = renpy.game.interface.interact(roll_forward=roll_forward, **kwargs)
File "/private/var/folders/pr/7v8gx5q5129fpkyt720hnf840000gn/T/AppTranslocation/E00B3421-8B1E-4A26-AFA8-2E65E9304C0A/d/TheDreamWriter.app/Contents/Resources/autorun/renpy/display/core.py", line 2690, in interact
repeat, rv = self.interact_core(preloads=preloads, trans_pause=trans_pause, **kwargs)
File "/private/var/folders/pr/7v8gx5q5129fpkyt720hnf840000gn/T/AppTranslocation/E00B3421-8B1E-4A26-AFA8-2E65E9304C0A/d/TheDreamWriter.app/Contents/Resources/autorun/renpy/display/core.py", line 3493, in interact_core
rv = root_widget.event(ev, x, y, 0)
File "/private/var/folders/pr/7v8gx5q5129fpkyt720hnf840000gn/T/AppTranslocation/E00B3421-8B1E-4A26-AFA8-2E65E9304C0A/d/TheDreamWriter.app/Contents/Resources/autorun/renpy/display/layout.py", line 998, in event
rv = i.event(ev, x - xo, y - yo, cst)
File "/private/var/folders/pr/7v8gx5q5129fpkyt720hnf840000gn/T/AppTranslocation/E00B3421-8B1E-4A26-AFA8-2E65E9304C0A/d/TheDreamWriter.app/Contents/Resources/autorun/renpy/display/transition.py", line 47, in event
return self.new_widget.event(ev, x, y, st) # E1101
File "/private/var/folders/pr/7v8gx5q5129fpkyt720hnf840000gn/T/AppTranslocation/E00B3421-8B1E-4A26-AFA8-2E65E9304C0A/d/TheDreamWriter.app/Contents/Resources/autorun/renpy/display/layout.py", line 998, in event
rv = i.event(ev, x - xo, y - yo, cst)
File "/private/var/folders/pr/7v8gx5q5129fpkyt720hnf840000gn/T/AppTranslocation/E00B3421-8B1E-4A26-AFA8-2E65E9304C0A/d/TheDreamWriter.app/Contents/Resources/autorun/renpy/display/layout.py", line 998, in event
rv = i.event(ev, x - xo, y - yo, cst)
File "/private/var/folders/pr/7v8gx5q5129fpkyt720hnf840000gn/T/AppTranslocation/E00B3421-8B1E-4A26-AFA8-2E65E9304C0A/d/TheDreamWriter.app/Contents/Resources/autorun/renpy/display/screen.py", line 697, in event
rv = self.child.event(ev, x, y, st)
File "/private/var/folders/pr/7v8gx5q5129fpkyt720hnf840000gn/T/AppTranslocation/E00B3421-8B1E-4A26-AFA8-2E65E9304C0A/d/TheDreamWriter.app/Contents/Resources/autorun/renpy/display/layout.py", line 998, in event
rv = i.event(ev, x - xo, y - yo, cst)
File "/private/var/folders/pr/7v8gx5q5129fpkyt720hnf840000gn/T/AppTranslocation/E00B3421-8B1E-4A26-AFA8-2E65E9304C0A/d/TheDreamWriter.app/Contents/Resources/autorun/renpy/display/layout.py", line 244, in event
rv = d.event(ev, x - xo, y - yo, st)
File "/private/var/folders/pr/7v8gx5q5129fpkyt720hnf840000gn/T/AppTranslocation/E00B3421-8B1E-4A26-AFA8-2E65E9304C0A/d/TheDreamWriter.app/Contents/Resources/autorun/renpy/display/layout.py", line 998, in event
rv = i.event(ev, x - xo, y - yo, cst)
File "/private/var/folders/pr/7v8gx5q5129fpkyt720hnf840000gn/T/AppTranslocation/E00B3421-8B1E-4A26-AFA8-2E65E9304C0A/d/TheDreamWriter.app/Contents/Resources/autorun/renpy/display/layout.py", line 244, in event
rv = d.event(ev, x - xo, y - yo, st)
File "/private/var/folders/pr/7v8gx5q5129fpkyt720hnf840000gn/T/AppTranslocation/E00B3421-8B1E-4A26-AFA8-2E65E9304C0A/d/TheDreamWriter.app/Contents/Resources/autorun/renpy/display/layout.py", line 998, in event
rv = i.event(ev, x - xo, y - yo, cst)
File "/private/var/folders/pr/7v8gx5q5129fpkyt720hnf840000gn/T/AppTranslocation/E00B3421-8B1E-4A26-AFA8-2E65E9304C0A/d/TheDreamWriter.app/Contents/Resources/autorun/renpy/display/layout.py", line 244, in event
rv = d.event(ev, x - xo, y - yo, st)
File "/private/var/folders/pr/7v8gx5q5129fpkyt720hnf840000gn/T/AppTranslocation/E00B3421-8B1E-4A26-AFA8-2E65E9304C0A/d/TheDreamWriter.app/Contents/Resources/autorun/renpy/display/behavior.py", line 923, in event
return handle_click(self.clicked)
File "/private/var/folders/pr/7v8gx5q5129fpkyt720hnf840000gn/T/AppTranslocation/E00B3421-8B1E-4A26-AFA8-2E65E9304C0A/d/TheDreamWriter.app/Contents/Resources/autorun/renpy/display/behavior.py", line 858, in handle_click
rv = run(action)
File "/private/var/folders/pr/7v8gx5q5129fpkyt720hnf840000gn/T/AppTranslocation/E00B3421-8B1E-4A26-AFA8-2E65E9304C0A/d/TheDreamWriter.app/Contents/Resources/autorun/renpy/display/behavior.py", line 320, in run
return action(*args, **kwargs)
File "renpy/common/00action_file.rpy", line 372, in __call__
renpy.save(fn, extra_info=save_name)
File "/private/var/folders/pr/7v8gx5q5129fpkyt720hnf840000gn/T/AppTranslocation/E00B3421-8B1E-4A26-AFA8-2E65E9304C0A/d/TheDreamWriter.app/Contents/Resources/autorun/renpy/loadsave.py", line 437, in save
location.save(slotname, sr)
File "/private/var/folders/pr/7v8gx5q5129fpkyt720hnf840000gn/T/AppTranslocation/E00B3421-8B1E-4A26-AFA8-2E65E9304C0A/d/TheDreamWriter.app/Contents/Resources/autorun/renpy/savelocation.py", line 429, in save
raise Exception("Not saved - no valid save locations.")
Exception: Not saved - no valid save locations.
Darwin-18.5.0-x86_64-i386-64bit
Ren'Py 7.2.2.491
The DreamWriter 0.031
Sat May 25 06:08:40 2019
```