diff --git a/app/src/main/java/it/integry/integrywmsnative/gest/picking_libero/viewmodel/PickingLiberoViewModel.java b/app/src/main/java/it/integry/integrywmsnative/gest/picking_libero/viewmodel/PickingLiberoViewModel.java
index 45265cd6..71a6be81 100644
--- a/app/src/main/java/it/integry/integrywmsnative/gest/picking_libero/viewmodel/PickingLiberoViewModel.java
+++ b/app/src/main/java/it/integry/integrywmsnative/gest/picking_libero/viewmodel/PickingLiberoViewModel.java
@@ -217,7 +217,22 @@ public class PickingLiberoViewModel implements IRecyclerItemClicked<MtbColr> {
         ProgressDialog progressDialog = UtilityProgress.createDefaultProgressDialog(mContext);
         BarcodeManager.disable();
 
+        if(!thereIsAnOpenedUL.get()) {
+            createNewLU(null, null, progressDialog, () -> {
+                executeEtichetteBehaviour(data, progressDialog);
+            }, () -> {
+                progressDialog.dismiss();
+                BarcodeManager.enable();
+            });
+        } else {
+            executeEtichetteBehaviour(data, progressDialog);
+        }
 
+
+
+    };
+
+    private void executeEtichetteBehaviour(BarcodeScanDTO data, ProgressDialog progressDialog){
         if(UtilityBarcode.isEtichettaAnonima(data)){
             //Cerco gli articoli presenti nell'ul dell'etichetta anonima
             this.executeEtichettaLU(data.getStringValue(), progressDialog);
@@ -229,8 +244,7 @@ public class PickingLiberoViewModel implements IRecyclerItemClicked<MtbColr> {
             progressDialog.dismiss();
             BarcodeManager.enable();
         }
-
-    };
+    }
 
 
     private void executeEtichettaLU(String sscc, ProgressDialog progressDialog) {
@@ -341,6 +355,9 @@ public class PickingLiberoViewModel implements IRecyclerItemClicked<MtbColr> {
                     saveLU(clonedTestata);
                 }
 
+            }, () -> {
+                progressDialog.dismiss();
+                BarcodeManager.enable();
             });
 
         }, () -> {
@@ -350,21 +367,19 @@ public class PickingLiberoViewModel implements IRecyclerItemClicked<MtbColr> {
     }
 
 
-    private void askQuantities(Iterator<MtbColr> sourceMtbColrs, List<MtbColr> destMtbColr, Runnable onComplete){
-
+    private void askQuantities(Iterator<MtbColr> sourceMtbColrs, List<MtbColr> destMtbColr, Runnable onComplete, Runnable onAbort){
         if(sourceMtbColrs.hasNext()){
-
             askSingleQuantity(sourceMtbColrs.next(), mtbColr -> {
                 destMtbColr.add(mtbColr);
-                askQuantities(sourceMtbColrs, destMtbColr, onComplete);
-            });
+                askQuantities(sourceMtbColrs, destMtbColr, onComplete, onAbort);
+            }, onAbort);
         } else {
             onComplete.run();
         }
     }
 
 
-    private void askSingleQuantity(MtbColr mtbColr, RunnableArgs<MtbColr> onComplete) {
+    private void askSingleQuantity(MtbColr mtbColr, RunnableArgs<MtbColr> onComplete, Runnable onAbort) {
         DialogInputQuantity.DTO dto = new DialogInputQuantity.DTO()
                 .setBatchLot(mtbColr.getPartitaMag())
                 .setDataScad(mtbColr.getDataScadPartitaD())
@@ -378,13 +393,15 @@ public class PickingLiberoViewModel implements IRecyclerItemClicked<MtbColr> {
                 .setMaxQta(mtbColr.getQtaCol());
 
         DialogInputQuantity.makeBase(mContext, dto, false, quantityDTO -> {
-            mtbColr
-                    .setQtaCol(new BigDecimal(quantityDTO.qtaTot.get()))
-                    .setQtaCnf(new BigDecimal(quantityDTO.qtaCnf.get()))
-                    .setNumCnf(new BigDecimal(quantityDTO.numCnf.get()))
-                    .setDatetimeRow(new Date());
+            if(quantityDTO != null) {
+                mtbColr
+                        .setQtaCol(new BigDecimal(quantityDTO.qtaTot.get()))
+                        .setQtaCnf(new BigDecimal(quantityDTO.qtaCnf.get()))
+                        .setNumCnf(new BigDecimal(quantityDTO.numCnf.get()))
+                        .setDatetimeRow(new Date());
 
-            onComplete.run(mtbColr);
+                onComplete.run(mtbColr);
+            } else onAbort.run();
         }).show();
     }
 
@@ -438,12 +455,13 @@ public class PickingLiberoViewModel implements IRecyclerItemClicked<MtbColr> {
 
 
     public void createNewLU() {
-        createNewLU(null, null, null);
+        createNewLU(null, null, null, null, null);
     }
 
-    private void createNewLU(Integer customNumCollo, String customSerCollo, Runnable onComplete) {
+    private void createNewLU(Integer customNumCollo, String customSerCollo, ProgressDialog progressDialog, Runnable onComplete, Runnable onFailed) {
 
-        ProgressDialog progressDialog = UtilityProgress.createDefaultProgressDialog(mContext);
+        boolean shouldCloseProgress = progressDialog == null;
+        final ProgressDialog progressDialogFinal = progressDialog == null ? UtilityProgress.createDefaultProgressDialog(mContext) : progressDialog;
 
         MtbColt mtbColt = new MtbColt();
         mtbColt .setGestione(GestioneEnum.VENDITA)
@@ -462,7 +480,7 @@ public class PickingLiberoViewModel implements IRecyclerItemClicked<MtbColr> {
             savedMtbColt.setMtbColr(new ObservableArrayList<>());
             setULToCurrentContext(savedMtbColt);
 
-            progressDialog.dismiss();
+            if(shouldCloseProgress) progressDialogFinal.dismiss();
 
             new StatusBarAlert.Builder(mContext)
                     .autoHide(true)
@@ -474,7 +492,10 @@ public class PickingLiberoViewModel implements IRecyclerItemClicked<MtbColr> {
 
             if(onComplete != null) onComplete.run();
 
-        }, ex -> UtilityExceptions.defaultException(mContext, ex, progressDialog));
+        }, ex -> {
+            UtilityExceptions.defaultException(mContext, ex, progressDialogFinal);
+            if(onFailed != null) onFailed.run();
+        });
     }
 
 
@@ -485,13 +506,15 @@ public class PickingLiberoViewModel implements IRecyclerItemClicked<MtbColr> {
         this.mtbColt.set(mtbColt);
     }
 
-
     public void closeLU() {
         if(thereIsAnOpenedUL.get()) {
             final ProgressDialog progress = UtilityProgress.createDefaultProgressDialog(mContext);
 
             if(thereIsAnyRowInUL.get()) {
-                updateDataFine(progress, null); //() -> distribuisciCollo(progress, () -> printCollo(progress)));
+                updateDataFine(progress, () -> {
+                    progress.dismiss();
+                    setULToCurrentContext(null);
+                }); //() -> distribuisciCollo(progress, () -> printCollo(progress)));
             } else {
                 deleteCollo(progress);
             }
diff --git a/app/src/main/java/it/integry/integrywmsnative/view/dialogs/input_quantity/DialogInputQuantity.java b/app/src/main/java/it/integry/integrywmsnative/view/dialogs/input_quantity/DialogInputQuantity.java
index c8d65cee..1277256b 100644
--- a/app/src/main/java/it/integry/integrywmsnative/view/dialogs/input_quantity/DialogInputQuantity.java
+++ b/app/src/main/java/it/integry/integrywmsnative/view/dialogs/input_quantity/DialogInputQuantity.java
@@ -4,6 +4,7 @@ import android.app.AlertDialog;
 import android.app.DatePickerDialog;
 import android.app.ProgressDialog;
 import android.content.Context;
+import android.content.DialogInterface;
 import android.content.res.ColorStateList;
 import androidx.databinding.DataBindingUtil;
 import androidx.databinding.Observable;
@@ -251,7 +252,9 @@ public class DialogInputQuantity {
         final AlertDialog.Builder alertDialog = new AlertDialog.Builder(context)
                 .setView(currentBinding.getRoot())
                 .setPositiveButton(context.getText(R.string.confirm), null)
-                .setNegativeButton(context.getText(R.string.abort), null);
+                .setNegativeButton(context.getText(R.string.abort), (dialog, which) -> {
+                    dialogCallback.onResult(null);
+                });
 
         currentAlert = alertDialog.create();
         currentAlert.setCanceledOnTouchOutside(false);
@@ -275,8 +278,8 @@ public class DialogInputQuantity {
             }, 100);
 
             Button positiveButton = currentAlert.getButton(AlertDialog.BUTTON_POSITIVE);
-
             positiveButton.setOnClickListener(view -> onConfirm(context, currentQuantityDto, dialogCallback));
+
         });