Hey there is a bug not alowing me to use a previus save file it said tis :
```
I'm sorry, but an uncaught exception occurred.
While running game code:
File "game/scripts/Mechanics/GameCheck.rpy", line 1417, in <module>
KeyError: 'achiev'
-- Full Traceback ------------------------------------------------------------
Full traceback:
File "scripts/Scene/Scene - Day 1.rpyc", line 125, in script call
File "scripts/Chat/Chat WSIS.rpyc", line 320, in script call
File "scripts/Scene/Scene - WMOM.rpyc", line 122, in script call
File "scripts/Chat/Chat WSIS.rpyc", line 331, in script call
File "scripts/Chat/Chat WSIS.rpyc", line 320, in script call
File "scripts/Chat/Chat WSIS.rpyc", line 320, in script call
File "scripts/Chat/Chat WSIS.rpyc", line 320, in script call
File "scripts/Chat/Chat WSIS.rpyc", line 331, in script call
File "scripts/Chat/Chat WSIS.rpyc", line 320, in script call
File "scripts/Chat/Chat WSIS.rpyc", line 331, in script call
File "scripts/Chat/Chat WSIS.rpyc", line 320, in script call
File "scripts/Chat/Chat WSIS.rpyc", line 866, in script call
File "scripts/Scene/Scene - WCOU.rpyc", line 1365, in script call
File "scripts/Scene/Scene - WCOU.rpyc", line 328, in script call
File "scripts/Chat/Chat WSIS.rpyc", line 320, in script call
File "scripts/Chat/Chat WSIS.rpyc", line 320, in script call
File "scripts/Chat/Chat WSIS.rpyc", line 320, in script call
[Previous line repeated 2 more times]
File "scripts/Chat/Chat WSIS.rpyc", line 866, in script call
File "scripts/Chat/Chat WMOM.rpyc", line 260, in script call
File "scripts/Chat/Chat WSIS.rpyc", line 320, in script call
File "scripts/Chat/Chat WSIS.rpyc", line 320, in script call
File "scripts/Chat/Chat WSIS.rpyc", line 320, in script call
File "scripts/Chat/Chat WMOM.rpyc", line 260, in script call
File "scripts/Chat/Chat WSIS.rpyc", line 320, in script call
File "scripts/Chat/Chat WSIS.rpyc", line 320, in script call
File "scripts/Chat/Chat WSIS.rpyc", line 320, in script call
[Previous line repeated 2 more times]
File "scripts/Chat/Chat WSIS.rpyc", line 331, in script call
File "scripts/Chat/Chat WSIS.rpyc", line 320, in script call
File "scripts/Chat/Chat WSIS.rpyc", line 320, in script call
File "scripts/Chat/Chat WSIS.rpyc", line 1402, in script call
File "scripts/Chat/Chat WSIS.rpyc", line 320, in script call
File "scripts/Chat/Chat WSIS.rpyc", line 320, in script call
File "scripts/Chat/Chat WSIS.rpyc", line 320, in script call
File "scripts/Chat/Chat WSIS.rpyc", line 927, in script call
File "scripts/Chat/Chat WSIS.rpyc", line 320, in script call
File "scripts/Chat/Chat WSIS.rpyc", line 320, in script call
File "scripts/Chat/Chat WSIS.rpyc", line 320, in script call
[Previous line repeated 3 more times]
File "scripts/Chat/Chat WSIS.rpyc", line 1402, in script call
File "scripts/Chat/Chat WSIS.rpyc", line 320, in script call
File "scripts/Chat/Chat WSIS.rpyc", line 320, in script call
File "scripts/Chat/Chat WSIS.rpyc", line 320, in script call
[Previous line repeated 25 more times]
File "scripts/Chat/Chat WSIS.rpyc", line 331, in script call
File "scripts/Chat/Chat WSIS.rpyc", line 320, in script call
File "scripts/Mechanics/UI.rpyc", line 91, in script call
File "scripts/Mechanics/UI.rpyc", line 91, in script call
File "scripts/Mechanics/UI.rpyc", line 91, in script call
[Previous line repeated 8 more times]
File "scripts/Chat/Chat WSIS.rpyc", line 320, in script call
File "scripts/Mechanics/UI.rpyc", line 91, in script call
File "scripts/Mechanics/UI.rpyc", line 91, in script call
File "scripts/Mechanics/UI.rpyc", line 91, in script call
[Previous line repeated 6 more times]
File "scripts/Chat/Chat WSIS.rpyc", line 320, in script call
File "scripts/Mechanics/UI.rpyc", line 91, in script call
File "scripts/Mechanics/UI.rpyc", line 91, in script call
File "scripts/Mechanics/UI.rpyc", line 91, in script call
[Previous line repeated 6 more times]
File "scripts/Chat/Chat WSIS.rpyc", line 320, in script call
File "scripts/Chat/Chat WSIS.rpyc", line 1402, in script call
File "scripts/Mechanics/UI.rpyc", line 91, in script call
File "scripts/Mechanics/UI.rpyc", line 91, in script call
File "scripts/Mechanics/UI.rpyc", line 91, in script call
[Previous line repeated 29 more times]
File "scripts/Chat/Chat WSIS.rpyc", line 320, in script call
File "scripts/Mechanics/UI.rpyc", line 91, in script call
File "scripts/Chat/Chat WSIS.rpyc", line 320, in script call
File "scripts/Mechanics/UI.rpyc", line 91, in script call
File "scripts/Mechanics/UI.rpyc", line 91, in script call
File "scripts/Mechanics/UI.rpyc", line 91, in script call
File "scripts/Chat/Chat WSIS.rpyc", line 320, in script call
File "scripts/Mechanics/UI.rpyc", line 91, in script call
File "scripts/Mechanics/UI.rpyc", line 91, in script call
File "scripts/Mechanics/UI.rpyc", line 91, in script call
[Previous line repeated 6 more times]
File "scripts/Chat/Chat WSIS.rpyc", line 320, in script call
File "scripts/Mechanics/UI.rpyc", line 91, in script call
File "scripts/Chat/Chat WSIS.rpyc", line 320, in script call
File "scripts/Mechanics/UI.rpyc", line 91, in script call
File "scripts/Mechanics/UI.rpyc", line 91, in script call
File "scripts/Chat/Chat WSIS.rpyc", line 320, in script call
File "scripts/Mechanics/UI.rpyc", line 91, in script call
File "scripts/Mechanics/UI.rpyc", line 91, in script call
File "scripts/Mechanics/UI.rpyc", line 91, in script call
[Previous line repeated 15 more times]
File "scripts/Chat/Chat WSIS.rpyc", line 320, in script call
File "scripts/Chat/Chat WSIS.rpyc", line 1402, in script call
File "scripts/Mechanics/UI.rpyc", line 91, in script call
File "scripts/Mechanics/UI.rpyc", line 91, in script call
File "scripts/Chat/Chat WSIS.rpyc", line 320, in script call
File "scripts/Mechanics/UI.rpyc", line 91, in script call
File "scripts/Mechanics/UI.rpyc", line 91, in script call
File "scripts/Mechanics/UI.rpyc", line 91, in script call
[Previous line repeated 10 more times]
File "scripts/Chat/Chat WSIS.rpyc", line 320, in script call
File "scripts/Mechanics/UI.rpyc", line 91, in script call
File "scripts/Mechanics/UI.rpyc", line 91, in script call
File "scripts/Mechanics/UI.rpyc", line 91, in script call
[Previous line repeated 10 more times]
File "scripts/Mechanics/Club - StudentCouncil.rpyc", line 259, in script call
File "scripts/Mechanics/UI.rpyc", line 91, in script call
File "scripts/Mechanics/UI.rpyc", line 91, in script call
File "scripts/Mechanics/UI.rpyc", line 91, in script call
[Previous line repeated 8 more times]
File "scripts/Chat/Chat WSIS.rpyc", line 320, in script call
File "scripts/Mechanics/UI.rpyc", line 91, in script call
File "scripts/Chat/Chat WSIS.rpyc", line 320, in script call
File "scripts/Chat/Chat WSIS.rpyc", line 1402, in script call
File "scripts/Mechanics/UI.rpyc", line 91, in script call
File "scripts/Mechanics/UI.rpyc", line 91, in script call
File "scripts/Mechanics/UI.rpyc", line 91, in script call
[Previous line repeated 2 more times]
File "scripts/Chat/Chat WSIS.rpyc", line 320, in script call
File "scripts/Chat/Chat WSIS.rpyc", line 1402, in script call
File "scripts/Mechanics/UI.rpyc", line 91, in script call
File "scripts/Mechanics/UI.rpyc", line 91, in script call
File "scripts/Mechanics/UI.rpyc", line 91, in script call
[Previous line repeated 8 more times]
File "scripts/Chat/Chat WSIS.rpyc", line 320, in script call
File "scripts/Mechanics/UI.rpyc", line 91, in script call
File "scripts/Mechanics/UI.rpyc", line 91, in script call
File "scripts/Mechanics/UI.rpyc", line 91, in script call
[Previous line repeated 17 more times]
File "scripts/Chat/Chat WSIS.rpyc", line 320, in script call
File "scripts/Mechanics/UI.rpyc", line 91, in script call
File "scripts/Mechanics/UI.rpyc", line 91, in script call
File "scripts/Chat/Chat WSIS.rpyc", line 320, in script call
File "scripts/Mechanics/UI.rpyc", line 91, in script call
File "scripts/Mechanics/UI.rpyc", line 91, in script call
File "scripts/Chat/Chat WSIS.rpyc", line 320, in script call
File "scripts/Mechanics/UI.rpyc", line 91, in script call
File "scripts/Mechanics/UI.rpyc", line 91, in script call
File "scripts/Mechanics/UI.rpyc", line 91, in script call
[Previous line repeated 17 more times]
File "scripts/Chat/Chat WSIS.rpyc", line 320, in script call
File "scripts/Mechanics/UI.rpyc", line 91, in script call
File "scripts/Mechanics/UI.rpyc", line 91, in script call
File "scripts/Chat/Chat WSIS.rpyc", line 320, in script call
File "scripts/Chat/Chat WSIS.rpyc", line 1402, in script call
File "scripts/Mechanics/UI.rpyc", line 91, in script call
File "scripts/Mechanics/UI.rpyc", line 91, in script call
File "scripts/Mechanics/UI.rpyc", line 91, in script call
[Previous line repeated 10 more times]
File "scripts/Mechanics/Minigame - Tutoring.rpyc", line 626, in script call
File "scripts/Mechanics/UI.rpyc", line 91, in script call
File "scripts/Mechanics/UI.rpyc", line 91, in script call
File "scripts/Mechanics/UI.rpyc", line 91, in script call
[Previous line repeated 3 more times]
File "scripts/Mechanics/Minigame - Tutoring.rpyc", line 626, in script call
File "scripts/Mechanics/UI.rpyc", line 91, in script call
File "scripts/Chat/Chat WCOU.rpyc", line 795, in script call
File "scripts/Mechanics/UI.rpyc", line 91, in script call
File "scripts/Mechanics/UI.rpyc", line 91, in script call
File "scripts/Mechanics/UI.rpyc", line 91, in script call
[Previous line repeated 1 more time]
File "scripts/Mechanics/Minigame - Tutoring.rpyc", line 626, in script call
File "scripts/Mechanics/UI.rpyc", line 91, in script call
File "scripts/Mechanics/UI.rpyc", line 91, in script call
File "scripts/Mechanics/UI.rpyc", line 91, in script call
[Previous line repeated 3 more times]
File "scripts/Mechanics/Minigame - Tutoring.rpyc", line 626, in script call
File "scripts/Mechanics/UI.rpyc", line 91, in script call
File "scripts/Mechanics/UI.rpyc", line 91, in script call
File "scripts/Mechanics/UI.rpyc", line 91, in script call
[Previous line repeated 1 more time]
File "scripts/Mechanics/Minigame - Tutoring.rpyc", line 626, in script call
File "scripts/Mechanics/UI.rpyc", line 91, in script call
File "scripts/Mechanics/UI.rpyc", line 91, in script call
File "scripts/Mechanics/UI.rpyc", line 91, in script call
[Previous line repeated 4 more times]
File "scripts/Chat/Chat WSIS.rpyc", line 320, in script call
File "scripts/Mechanics/UI.rpyc", line 91, in script call
File "scripts/Chat/Chat WSIS.rpyc", line 320, in script call
File "scripts/Mechanics/UI.rpyc", line 91, in script call
File "scripts/Chat/Chat WSIS.rpyc", line 320, in script call
File "scripts/Mechanics/UI.rpyc", line 91, in script call
File "scripts/Chat/Chat WSIS.rpyc", line 331, in script call
```