diff --git a/wuttapos/views/pos.py b/wuttapos/views/pos.py
index 097102c..bddd00a 100644
--- a/wuttapos/views/pos.py
+++ b/wuttapos/views/pos.py
@@ -95,6 +95,7 @@ class POSView(WuttaView):
 
         self.page.snack_bar = ft.SnackBar(ft.Text(f"CUSTOMER SET: {customer}",
                                                   color='black',
+                                                  size=20,
                                                   weight=ft.FontWeight.BOLD),
                                           bgcolor='green',
                                           duration=1500)
@@ -110,22 +111,22 @@ class POSView(WuttaView):
         else:
             self.item_lookup()
 
-    def attempt_add_product(self, uuid=None):
+    def attempt_add_product(self, uuid=None, record_badscan=False):
         session = self.app.make_session()
         handler = self.get_batch_handler()
         batch = self.get_current_batch(session)
         entry = self.main_input.value
 
-        kw = {}
+        quantity = 1
         if self.set_quantity.data is not None:
-            kw['quantity'] = self.set_quantity.data
+            quantity = self.set_quantity.data
 
         product = None
         if uuid:
             product = session.get(self.model.Product, uuid)
             assert product
 
-        row = handler.process_entry(batch, product or entry, **kw)
+        row = handler.process_entry(batch, product or entry, quantity=quantity)
 
         if row:
             session.commit()
@@ -135,8 +136,13 @@ class POSView(WuttaView):
             self.reset()
 
         else:
+
+            if record_badscan:
+                handler.record_badscan(batch, entry, quantity=quantity)
+
             self.page.snack_bar = ft.SnackBar(ft.Text(f"PRODUCT NOT FOUND: {entry}",
                                                       color='black',
+                                                      size=20,
                                                       weight=ft.FontWeight.BOLD),
                                               bgcolor='yellow',
                                               duration=1500)
@@ -208,6 +214,7 @@ class POSView(WuttaView):
                 session.close()
                 self.page.snack_bar = ft.SnackBar(ft.Text(f"CUSTOMER NOT FOUND: {entry}",
                                                           color='black',
+                                                          size=20,
                                                           weight=ft.FontWeight.BOLD),
                                                   bgcolor='yellow',
                                                   duration=1500)
@@ -370,6 +377,7 @@ class POSView(WuttaView):
             dlg.open = False
             self.page.snack_bar = ft.SnackBar(ft.Text("CUSTOMER REMOVED",
                                                       color='black',
+                                                      size=20,
                                                       weight=ft.FontWeight.BOLD),
                                               bgcolor='yellow',
                                               duration=1500)
@@ -422,6 +430,7 @@ class POSView(WuttaView):
         else: # customer not found
             self.page.snack_bar = ft.SnackBar(ft.Text(f"CUSTOMER NOT FOUND: {entry}",
                                                       color='black',
+                                                      size=20,
                                                       weight=ft.FontWeight.BOLD),
                                               bgcolor='yellow',
                                               duration=1500)
@@ -504,6 +513,7 @@ class POSView(WuttaView):
                     quantity = self.set_quantity.data
                     self.page.snack_bar = ft.SnackBar(ft.Text(f"QUANTITY ALREADY SET: {quantity}",
                                                               color='black',
+                                                              size=20,
                                                               weight=ft.FontWeight.BOLD),
                                                       bgcolor='yellow',
                                                       duration=1500)
@@ -525,6 +535,7 @@ class POSView(WuttaView):
                     else:
                         self.page.snack_bar = ft.SnackBar(ft.Text(f"INVALID @ QUANTITY: {quantity}",
                                                                   color='black',
+                                                                  size=20,
                                                                   weight=ft.FontWeight.BOLD),
                                                           bgcolor='yellow',
                                                           duration=1500)
@@ -639,15 +650,15 @@ class POSView(WuttaView):
                 [
                     ft.Row(
                         [
-                            meta_button("MGR", bgcolor='blue', on_click=self.not_supported),
+                            meta_button("ITEM", bgcolor='blue', on_click=self.item_click),
                             meta_button("VOID", bgcolor='red', on_click=self.void_click),
                         ],
                         spacing=0,
                     ),
                     ft.Row(
                         [
-                            meta_button("ITEM", bgcolor='blue', on_click=self.item_click),
                             meta_button("CUST", bgcolor='blue', on_click=self.customer_click),
+                            meta_button("MGR", bgcolor='blue', on_click=self.not_supported),
                         ],
                         spacing=0,
                     ),
@@ -797,6 +808,7 @@ class POSView(WuttaView):
         if feature:
             text += f": {feature}"
         self.page.snack_bar = ft.SnackBar(ft.Text(text, color='black',
+                                                  size=20,
                                                   weight=ft.FontWeight.BOLD),
                                           bgcolor='yellow',
                                           duration=1500)
@@ -804,6 +816,11 @@ class POSView(WuttaView):
         self.page.update()
 
     def add_row_item(self, row):
+
+        # TODO: row types ugh
+        if row.row_type not in ('sell',):
+            return
+
         quantity = self.app.render_quantity(row.quantity)
         pretty_price = self.app.render_currency(row.txn_price)
         self.items.controls.append(
@@ -903,17 +920,32 @@ class POSView(WuttaView):
     def tender_click(self, e):
         model = self.model
         session = self.app.make_session()
-        handler = self.get_batch_handler()
-        user = session.get(model.User, self.page.session.get('user_uuid'))
-        batch = handler.get_current_batch(user)
 
         # tender / execute batch
         tender = e.control.content.value
-        handler.tender_and_execute(batch, user, tender)
-        session.commit()
-        session.close()
+        try:
+            handler = self.get_batch_handler()
+            user = session.get(model.User, self.page.session.get('user_uuid'))
+            batch = handler.get_current_batch(user)
+            handler.tender_and_execute(batch, user, tender)
+
+        except Exception as error:
+            session.rollback()
+            log.exception("failed to execute batch")
+            self.page.snack_bar = ft.SnackBar(ft.Text(f"ERROR: {error}",
+                                                      color='black',
+                                                      size=20,
+                                                      weight=ft.FontWeight.BOLD),
+                                              bgcolor='red',
+                                              duration=1500)
+            self.page.snack_bar.open = True
+
+        else:
+            session.commit()
+            self.clear_all()
+        finally:
+            session.close()
 
-        self.clear_all()
         self.reset()
 
     def clear_all(self):
@@ -925,5 +957,6 @@ class POSView(WuttaView):
         self.informed_refresh()
 
     def main_submit(self, e=None):
-        self.attempt_add_product()
+        if self.main_input.value:
+            self.attempt_add_product(record_badscan=True)
         self.reset()