diff --git a/lib/pages/spaces_management/space_model/widgets/subspace_name_label_widget.dart b/lib/pages/spaces_management/space_model/widgets/subspace_name_label_widget.dart
index 63edcf8f..6a6aec44 100644
--- a/lib/pages/spaces_management/space_model/widgets/subspace_name_label_widget.dart
+++ b/lib/pages/spaces_management/space_model/widgets/subspace_name_label_widget.dart
@@ -52,6 +52,13 @@ class _SubspaceNameDisplayWidgetState extends State<SubspaceNameDisplayWidget> {
 
   void _handleValidationAndSave() {
     final updatedName = _controller.text;
+
+    if (updatedName.isEmpty) {
+      setState(() {
+        errorText = 'Subspace name cannot be empty.';
+      });
+      return;
+    }
     if (widget.validateName(updatedName)) {
       setState(() {
         errorText = null;