diff --git a/gnucash/gnome/assistant-stock-transaction.cpp b/gnucash/gnome/assistant-stock-transaction.cpp
index 75de287ee5..850cef50d1 100644
--- a/gnucash/gnome/assistant-stock-transaction.cpp
+++ b/gnucash/gnome/assistant-stock-transaction.cpp
@@ -703,24 +703,28 @@ refresh_page_finish (StockTransactionInfo *info)
     // the later stock transactions will be invalidated. warn the user
     // to review them.
     auto new_date = gnc_date_edit_get_date_end (GNC_DATE_EDIT (info->date_edit));
-    auto last_split = static_cast<const Split*> (g_list_last (xaccAccountGetSplitList (info->acct))->data);
-    auto last_split_date = xaccTransGetDate (xaccSplitGetParent (last_split));
-    if (new_date <= last_split_date)
+    auto last_split_node = g_list_last (xaccAccountGetSplitList (info->acct));
+    if (last_split_node)
     {
-        auto last_split_date_str = qof_print_date (last_split_date);
-        auto new_date_str = qof_print_date (new_date);
-        // Translators: the first %s is the new transaction date;
-        // the second %s is the current stock account's latest
-        // transaction date.
-        auto warn_txt =  g_strdup_printf (_("You will enter a transaction \
+        auto last_split = static_cast<const Split*> (last_split_node->data);
+        auto last_split_date = xaccTransGetDate (xaccSplitGetParent (last_split));
+        if (new_date <= last_split_date)
+        {
+            auto last_split_date_str = qof_print_date (last_split_date);
+            auto new_date_str = qof_print_date (new_date);
+            // Translators: the first %s is the new transaction date;
+            // the second %s is the current stock account's latest
+            // transaction date.
+            auto warn_txt =  g_strdup_printf (_("You will enter a transaction \
 with date %s which is earlier than the latest transaction in this account, \
 dated %s. Doing so may affect the cost basis, and therefore capital gains, \
 of transactions dated after the new entry. Please review all transactions \
 to ensure proper recording."), new_date_str, last_split_date_str);
-        warnings.push_back (warn_txt);
-        g_free (warn_txt);
-        g_free (new_date_str);
-        g_free (last_split_date_str);
+            warnings.push_back (warn_txt);
+            g_free (warn_txt);
+            g_free (new_date_str);
+            g_free (last_split_date_str);
+        }
     }
 
     if (info->txn_type->stock_amount != FieldMask::DISABLED)