There seems to be a problem with my game because it keeps saying
```
I'm sorry, but an uncaught exception occurred.
While running game code:
File "game/scripts/script.rpy", line 810, in <module>
NameError: name 'achievements' is not defined
-- Full Traceback ------------------------------------------------------------
Full traceback:
File "scripts/script.rpyc", line 809, in script
File "renpy/ast.py", line 1131, in execute
File "renpy/python.py", line 1061, in py_exec_bytecode
File "game/scripts/script.rpy", line 810, in <module>
NameError: name 'achievements' is not defined
```