FIX BUGS

lib/controllers/providers/api/device_transfer_provider.dart

@@ -169,7 +169,7 @@ class DeviceTransferProvider extends ChangeNotifier{
           "senderComment": newModel.comment,
           "senderWorkingHours": newModel.workingHours,
           "senderTravelingHours": newModel.travelingHours,
-          "senderAttachmentName": "${DateTime.now().toIso8601String()}.png|${newModel.signature}",
+          "senderAttachmentName": "${newModel.signature}.png",
         }
       );
     }else{
@@ -196,7 +196,7 @@ class DeviceTransferProvider extends ChangeNotifier{
       );
 
       print(response.body);
-      print("${DateTime.now().toIso8601String()}.png|${newModel.signature}");
+      print("${newModel.signature}.png");
       // response = await post(
       //   Uri.parse("$host${URLs.updateDeviceTransfer}/$requestId"),
       //   body: body,

lib/views/pages/user/land_page.dart

@@ -153,7 +153,7 @@ class _LandPageState extends State<LandPage> {
                     mainAxisSpacing: 12,
                     childAspectRatio: 1,
                     children: [
-                      if (_userProvider.user.type == UsersTypes.normal_user)
+                      if (_userProvider?.user?.type == UsersTypes.normal_user)
                         LandPageItem(
                           text: _subtitle.newServiceRequest,
                           icon: FontAwesomeIcons.tools,
@@ -184,7 +184,7 @@ class _LandPageState extends State<LandPage> {
                       //     Navigator.of(context).pushNamed(PreventiveMaintenanceVisitsPage.id);
                       //   },
                       // ),
-                      if (_userProvider.user.type != UsersTypes.engineer)
+                      if (_userProvider?.user != null && _userProvider?.user?.type != UsersTypes.engineer)
                         LandPageItem(
                           text: "Request Gas Refill",
                           icon: FontAwesomeIcons.truckFast,