diff --git a/erpnext/accounts/doctype/purchase_invoice/purchase_invoice.py b/erpnext/accounts/doctype/purchase_invoice/purchase_invoice.py
index 87d40fc..24f1575 100644
--- a/erpnext/accounts/doctype/purchase_invoice/purchase_invoice.py
+++ b/erpnext/accounts/doctype/purchase_invoice/purchase_invoice.py
@@ -146,10 +146,14 @@
 			["account_type", "report_type", "account_currency"], as_dict=True)
 
 		if account.report_type != "Balance Sheet":
-			frappe.throw(_("Credit To account must be a Balance Sheet account"))
+			frappe.throw(_("Please ensure {} account is a Balance Sheet account. \
+					You can change the parent account to a Balance Sheet account or select a different account.")
+				.format(frappe.bold("Credit To")), title=_("Invalid Account"))
 
 		if self.supplier and account.account_type != "Payable":
-			frappe.throw(_("Credit To account must be a Payable account"))
+			frappe.throw(_("Please ensure {} account is a Payable account. \
+					Change the account type to Payable or select a different account.")
+				.format(frappe.bold("Credit To")), title=_("Invalid Account"))
 
 		self.party_account_currency = account.account_currency
 
diff --git a/erpnext/accounts/doctype/sales_invoice/sales_invoice.py b/erpnext/accounts/doctype/sales_invoice/sales_invoice.py
index a421662..dc0c025 100644
--- a/erpnext/accounts/doctype/sales_invoice/sales_invoice.py
+++ b/erpnext/accounts/doctype/sales_invoice/sales_invoice.py
@@ -478,13 +478,17 @@
 			["account_type", "report_type", "account_currency"], as_dict=True)
 
 		if not account:
-			frappe.throw(_("Debit To is required"))
+			frappe.throw(_("Debit To is required"), title=_("Account Missing"))
 
 		if account.report_type != "Balance Sheet":
-			frappe.throw(_("Debit To account must be a Balance Sheet account"))
+			frappe.throw(_("Please ensure {} account is a Balance Sheet account. \
+					You can change the parent account to a Balance Sheet account or select a different account.")
+				.format(frappe.bold("Debit To")), title=_("Invalid Account"))
 
 		if self.customer and account.account_type != "Receivable":
-			frappe.throw(_("Debit To account must be a Receivable account"))
+			frappe.throw(_("Please ensure {} account is a Receivable account. \
+					Change the account type to Receivable or select a different account.")
+				.format(frappe.bold("Debit To")), title=_("Invalid Account"))
 
 		self.party_account_currency = account.account_currency