diff --git a/packages/neon/neon_files/lib/models/file_details.dart b/packages/neon/neon_files/lib/models/file_details.dart
index 2a537c8d488..dec33ff5192 100644
--- a/packages/neon/neon_files/lib/models/file_details.dart
+++ b/packages/neon/neon_files/lib/models/file_details.dart
@@ -19,13 +19,13 @@ class FileDetails {
 
   final bool isDirectory;
 
-  final int size;
+  final int? size;
 
   final String? etag;
 
   final String? mimeType;
 
-  final DateTime lastModified;
+  final DateTime? lastModified;
 
   final bool? hasPreview;
 
diff --git a/packages/neon/neon_files/lib/pages/details.dart b/packages/neon/neon_files/lib/pages/details.dart
index de225e31ec6..5961f33e8d0 100644
--- a/packages/neon/neon_files/lib/pages/details.dart
+++ b/packages/neon/neon_files/lib/pages/details.dart
@@ -49,7 +49,10 @@ class FilesDetailsPage extends StatelessWidget {
                     details.isDirectory
                         ? AppLocalizations.of(context).detailsFolderSize
                         : AppLocalizations.of(context).detailsFileSize: filesize(details.size, 1),
-                    AppLocalizations.of(context).detailsLastModified: details.lastModified.toLocal().toIso8601String(),
+                    if (details.lastModified != null) ...{
+                      AppLocalizations.of(context).detailsLastModified:
+                          details.lastModified!.toLocal().toIso8601String(),
+                    },
                     if (details.isFavorite != null) ...{
                       AppLocalizations.of(context).detailsIsFavorite: details.isFavorite!
                           ? AppLocalizations.of(context).actionYes
diff --git a/packages/neon/neon_files/lib/pages/main.dart b/packages/neon/neon_files/lib/pages/main.dart
index a9317fb6291..f3e69f7c3cb 100644
--- a/packages/neon/neon_files/lib/pages/main.dart
+++ b/packages/neon/neon_files/lib/pages/main.dart
@@ -29,7 +29,7 @@ class _FilesMainPageState extends State<FilesMainPage> {
           filesBloc: bloc,
           onPickFile: (final details) async {
             final sizeWarning = bloc.options.downloadSizeWarning.value;
-            if (sizeWarning != null && details.size > sizeWarning) {
+            if (sizeWarning != null && details.size != null && details.size! > sizeWarning) {
               // ignore: use_build_context_synchronously
               if (!(await showConfirmationDialog(
                 context,
diff --git a/packages/neon/neon_files/lib/widgets/browser_view.dart b/packages/neon/neon_files/lib/widgets/browser_view.dart
index cde02a4d1ff..28b972dce16 100644
--- a/packages/neon/neon_files/lib/widgets/browser_view.dart
+++ b/packages/neon/neon_files/lib/widgets/browser_view.dart
@@ -116,12 +116,12 @@ class _FilesBrowserViewState extends State<FilesBrowserView> {
                                               isDirectory: matchingUploadTasks.isEmpty && file.isDirectory,
                                               size: matchingUploadTasks.isNotEmpty
                                                   ? matchingUploadTasks.first.size
-                                                  : file.size!,
+                                                  : file.size,
                                               etag: matchingUploadTasks.isNotEmpty ? null : file.etag,
                                               mimeType: matchingUploadTasks.isNotEmpty ? null : file.mimeType,
                                               lastModified: matchingUploadTasks.isNotEmpty
                                                   ? matchingUploadTasks.first.lastModified
-                                                  : file.lastModified!,
+                                                  : file.lastModified,
                                               hasPreview: matchingUploadTasks.isNotEmpty ? null : file.hasPreview,
                                               isFavorite: matchingUploadTasks.isNotEmpty ? null : file.favorite,
                                             ),
@@ -235,10 +235,12 @@ class _FilesBrowserViewState extends State<FilesBrowserView> {
         ),
         subtitle: Row(
           children: [
-            RelativeTime(
-              date: details.lastModified,
-            ),
-            if (details.size > 0) ...[
+            if (details.lastModified != null) ...[
+              RelativeTime(
+                date: details.lastModified!,
+              ),
+            ],
+            if (details.size != null && details.size! > 0) ...[
               const SizedBox(
                 width: 10,
               ),
@@ -396,7 +398,7 @@ class _FilesBrowserViewState extends State<FilesBrowserView> {
                       break;
                     case FilesFileAction.sync:
                       final sizeWarning = widget.bloc.options.downloadSizeWarning.value;
-                      if (sizeWarning != null && details.size > sizeWarning) {
+                      if (sizeWarning != null && details.size != null && details.size! > sizeWarning) {
                         // ignore: use_build_context_synchronously
                         if (!(await showConfirmationDialog(
                           context,