diff --git a/Controllers/RapportiniController.cs b/Controllers/RapportiniController.cs
index 1997484..71b7313 100644
--- a/Controllers/RapportiniController.cs
+++ b/Controllers/RapportiniController.cs
@@ -137,19 +137,33 @@ namespace VirtualTask.Controllers
 
                 modelList = JsonConvert.DeserializeObject<List<Rapportini>>(data);
 
-                if (impianto != null)
+                if (string.IsNullOrEmpty(impianto))
                 {
-                    modelList = modelList.Where(x => x.codice_impianto.Equals(impianto)).ToList();
+                    impianto = "- Impianto";
                 }
 
-                if (!dataFin.ToString().Substring(0, 10).Equals("01/01/0001"))
+                if (impianto.Equals("System.Collections.Generic.List`1[Microsoft.AspNetCore.Mvc.Rendering.SelectListItem]") || impianto.Equals("- Impianto"))
                 {
-                    modelList = modelList.Where(x => x.data_rapportino.GetValueOrDefault().Date >= dataIni.Date && x.data_rapportino.GetValueOrDefault().Date <= dataFin.Date).ToList();
+                    modelList = modelList;
                 }
                 else
                 {
-                    modelList = modelList.Where(x => x.data_rapportino.GetValueOrDefault().Date >= dataIni.Date).ToList();
+                    if (impianto != null)
+                    {
+                        modelList = modelList.Where(x => x.codice_impianto.Equals(impianto)).ToList();
+                    }
+
+                    if (!dataFin.ToString().Substring(0, 10).Equals("01/01/0001"))
+                    {
+                        modelList = modelList.Where(x => x.data_rapportino.GetValueOrDefault().Date >= dataIni.Date
+                                    && x.data_rapportino.GetValueOrDefault().Date <= dataFin.Date).ToList();
+                    }
+                    else
+                    {
+                        modelList = modelList.Where(x => x.data_rapportino.GetValueOrDefault().Date >= dataIni.Date).ToList();
+                    }
                 }
+                
 
                 var workbook = new XLWorkbook();
                 workbook.AddWorksheet("sheetName");