1 files changed, 2 insertions, 1 deletions

diff --git a/store.py b/store.py
index 1a1ed76..5533759 100644
--- a/store.py
+++ b/store.py
@@ -564,7 +564,8 @@ class Portfolio:
             cls.retrieve_cryptoportfolio()
         cls.get_cryptoportfolio()
         liquidities = cls.liquidities.get(liquidity)
-        return liquidities[cls.last_date.get()].copy()
+        if liquidities is not None and cls.last_date.get() in liquidities:
+            return liquidities[cls.last_date.get()].copy()
 
     @classmethod
     def get_cryptoportfolio(cls, refetch=False):