[fix] email digest cache by frequency
diff --git a/erpnext/setup/doctype/email_digest/email_digest.py b/erpnext/setup/doctype/email_digest/email_digest.py
index ac999ed..a7dfa7c 100644
--- a/erpnext/setup/doctype/email_digest/email_digest.py
+++ b/erpnext/setup/doctype/email_digest/email_digest.py
@@ -233,7 +233,7 @@
"new_quotations","pending_quotations","sales_order","purchase_order","pending_sales_orders","pending_purchase_orders",
"invoiced_amount", "payables", "bank_balance", "credit_balance"):
if self.get(key):
- cache_key = "email_digest:card:{0}:{1}".format(self.company, key)
+ cache_key = "email_digest:card:{0}:{1}:{2}".format(self.company, self.frequency, key)
card = cache.get(cache_key)
if card: