fix typo in TrainerGroupTable assert message

1 files changed, 1 insertions, 1 deletions

diff --git a/pokemontools/crystal.py b/pokemontools/crystal.py
index eb1d8cb..753095a 100644
--- a/pokemontools/crystal.py
+++ b/pokemontools/crystal.py
@@ -3860,7 +3860,7 @@ class TrainerGroupTable:
     """
 
     def __init__(self):
-        assert 0x43 in trainer_group_maximums.keys(), "TrainerGroupTable should onyl be created after all the trainers have been found"
+        assert 0x43 in trainer_group_maximums.keys(), "TrainerGroupTable should only be created after all the trainers have been found"
         self.address = trainers.trainer_group_pointer_table_address
         self.bank = pointers.calculate_bank(trainers.trainer_group_pointer_table_address)
         self.label = Label(name="TrainerGroupPointerTable", address=self.address, object=self)