diff --git a/ENI2/DetailViewControls/BorderPoliceDetailControl.xaml.cs b/ENI2/DetailViewControls/BorderPoliceDetailControl.xaml.cs
index 75f43a9e..a65f09af 100644
--- a/ENI2/DetailViewControls/BorderPoliceDetailControl.xaml.cs
+++ b/ENI2/DetailViewControls/BorderPoliceDetailControl.xaml.cs
@@ -1162,7 +1162,7 @@ namespace ENI2.DetailViewControls
                                 if (crew.CrewMemberLastName.Equals("Family Name") || (crew.CrewMemberLastName.Trim().Length == 0)) continue;
                                 if (!reader.IsDBNull(1)) crew.CrewMemberFirstName = reader.GetString(1);
                                 if (!reader.IsDBNull(2)) crew.CrewMemberGender = GlobalStructures.ParseGender(reader.GetString(2));
-                                if (!reader.IsDBNull(3)) crew.CrewMemberDuty = reader.GetString(3);
+                                if (!reader.IsDBNull(3)) crew.CrewMemberDuty = reader.GetString(3).Clean();
                                 if (!reader.IsDBNull(4)) crew.CrewMemberNationality = reader.GetString(4).Substring(0, 2).ToUpper();
                                 if (!reader.IsDBNull(5)) crew.CrewMemberPlaceOfBirth = reader.GetString(5);
                                 if (!reader.IsDBNull(6)) crew.CrewMemberCountryOfBirth = reader.GetString(6).Substring(0, 2).ToUpper();
diff --git a/ENI2/EditControls/EditCREWDialog.xaml.cs b/ENI2/EditControls/EditCREWDialog.xaml.cs
index f182f0b0..a63ad71a 100644
--- a/ENI2/EditControls/EditCREWDialog.xaml.cs
+++ b/ENI2/EditControls/EditCREWDialog.xaml.cs
@@ -79,6 +79,7 @@ namespace ENI2.EditControls
         {
             // copy back
             this.CREW.CrewMemberDuty = this.textBoxDuty.Text.Trim();
+            if (this.CREW.CrewMemberDuty.IsNullOrEmpty()) this.CREW.CrewMemberDuty = "unknown";
             this.CREW.CrewMemberLastName = this.textBoxLastName.Text.Trim();
             this.CREW.CrewMemberFirstName = this.textBoxFirstName.Text.Trim();
             this.CREW.CrewMemberGender = (this.comboBoxGender.SelectedIndex == -1) ? null : (byte?) byte.Parse((string) this.comboBoxGender.SelectedValue);
diff --git a/ENI2/Excel/DakosyUtil.cs b/ENI2/Excel/DakosyUtil.cs
index d447836c..f16927b6 100644
--- a/ENI2/Excel/DakosyUtil.cs
+++ b/ENI2/Excel/DakosyUtil.cs
@@ -1224,6 +1224,7 @@ namespace ENI2.Excel
                 crew.CrewMemberIdentityDocumentExpiryDate = reader.ReadCellAsDateTime("crew departure", string.Format("N{0}", i + 15));                
 
                 crew.CrewMemberDuty = reader.ReadCellAsText("crew departure", string.Format("L{0}", i + 15));
+                if (crew.CrewMemberDuty.IsNullOrEmpty()) crew.CrewMemberDuty = "unknown";
 
                 result = true;
             }
@@ -1273,6 +1274,7 @@ namespace ENI2.Excel
                 crew.CrewMemberIdentityDocumentExpiryDate = reader.ReadCellAsDateTime("crew arrival", string.Format("N{0}", i + 15));                
 
                 crew.CrewMemberDuty = reader.ReadCellAsText("crew arrival", string.Format("L{0}", i + 15));
+                if (crew.CrewMemberDuty.IsNullOrEmpty()) crew.CrewMemberDuty = "unknown";
 
                 result = true;
             }
diff --git a/ENI2/Excel/ExcelUtil.cs b/ENI2/Excel/ExcelUtil.cs
index 2b47b27c..9e6f9791 100644
--- a/ENI2/Excel/ExcelUtil.cs
+++ b/ENI2/Excel/ExcelUtil.cs
@@ -2129,6 +2129,7 @@ namespace ENI2.Excel
                     if (canceled) return true;
 
                     crew.CrewMemberDuty = reader.ReadCellAsText(sheetTitle, string.Format("F{0}", i + 18), 100);
+                    if (crew.CrewMemberDuty.IsNullOrEmpty()) crew.CrewMemberDuty = "unknown";
                     crew.CrewMemberNationality = ReadNationality(reader.ReadCellAsText(sheetTitle, string.Format("G{0}", i + 18)), out canceled);
                     if (canceled) return true;
                     crew.CrewMemberPlaceOfBirth = reader.ReadCellAsText(sheetTitle, string.Format("H{0}", i + 18), 100);
@@ -2183,6 +2184,7 @@ namespace ENI2.Excel
                         if (canceled) return true;
 
                         crew.CrewMemberDuty = reader.ReadCellAsText(sheetTitle, string.Format("G{0}", i + 13));
+                        if (crew.CrewMemberDuty.IsNullOrEmpty()) crew.CrewMemberDuty = "unknown";
                         crew.CrewMemberNationality = ReadNationality(reader.ReadCellAsText(sheetTitle, string.Format("F{0}", i + 13)), out canceled);
                         if (canceled) return true;
                         crew.CrewMemberPlaceOfBirth = reader.ReadCellAsText(sheetTitle, string.Format("H{0}", i + 13));
@@ -2246,6 +2248,7 @@ namespace ENI2.Excel
                     if (canceled) return true;
 
                     crewd.CrewMemberDuty = reader.ReadCellAsText(sheetTitle, string.Format("F{0}", i + 18), 100);
+                    if (crewd.CrewMemberDuty.IsNullOrEmpty()) crewd.CrewMemberDuty = "unknown";
                     crewd.CrewMemberNationality = ReadNationality(reader.ReadCellAsText(sheetTitle, string.Format("G{0}", i + 18)), out canceled);
                     if (canceled) return true;
                     crewd.CrewMemberPlaceOfBirth = reader.ReadCellAsText(sheetTitle, string.Format("H{0}", i + 18), 100);
@@ -2297,6 +2300,7 @@ namespace ENI2.Excel
                         if (canceled) return true;
 
                         crewd.CrewMemberDuty = reader.ReadCellAsText(sheetTitle, string.Format("G{0}", i + 14));
+                        if (crewd.CrewMemberDuty.IsNullOrEmpty()) crewd.CrewMemberDuty = "unknown";
                         crewd.CrewMemberNationality = ReadNationality(reader.ReadCellAsText(sheetTitle, string.Format("F{0}", i + 14)), out canceled);
                         if (canceled) return true;
                         crewd.CrewMemberPlaceOfBirth = reader.ReadCellAsText(sheetTitle, string.Format("H{0}", i + 14));