diff --git a/experimental/material_3_demo/lib/component_screen.dart b/experimental/material_3_demo/lib/component_screen.dart
index e868cd554..f2ce8d374 100644
--- a/experimental/material_3_demo/lib/component_screen.dart
+++ b/experimental/material_3_demo/lib/component_screen.dart
@@ -1475,9 +1475,12 @@ class _TimePickersState extends State<TimePickers> {
           );
           setState(() {
             selectedTime = time;
-            ScaffoldMessenger.of(context).showSnackBar(SnackBar(
-              content: Text('Selected time: ${selectedTime!.format(context)}'),
-            ));
+            if (selectedTime != null) {
+              ScaffoldMessenger.of(context).showSnackBar(SnackBar(
+                content:
+                    Text('Selected time: ${selectedTime!.format(context)}'),
+              ));
+            }
           });
         },
         child: const Text(
diff --git a/material_3_demo/lib/component_screen.dart b/material_3_demo/lib/component_screen.dart
index e868cd554..f2ce8d374 100644
--- a/material_3_demo/lib/component_screen.dart
+++ b/material_3_demo/lib/component_screen.dart
@@ -1475,9 +1475,12 @@ class _TimePickersState extends State<TimePickers> {
           );
           setState(() {
             selectedTime = time;
-            ScaffoldMessenger.of(context).showSnackBar(SnackBar(
-              content: Text('Selected time: ${selectedTime!.format(context)}'),
-            ));
+            if (selectedTime != null) {
+              ScaffoldMessenger.of(context).showSnackBar(SnackBar(
+                content:
+                    Text('Selected time: ${selectedTime!.format(context)}'),
+              ));
+            }
           });
         },
         child: const Text(