diff --git a/TBF/Rig/RegisterReaders/CommonRR/IPerl/IiPerlTestMethodCfg.cs b/TBF/Rig/RegisterReaders/CommonRR/IPerl/IiPerlTestMethodCfg.cs
index 7508cf675..b6185464b 100644
--- a/TBF/Rig/RegisterReaders/CommonRR/IPerl/IiPerlTestMethodCfg.cs
+++ b/TBF/Rig/RegisterReaders/CommonRR/IPerl/IiPerlTestMethodCfg.cs
@@ -34,6 +34,7 @@ namespace TBF.Rig.RegisterReaders.CommonRR.IPerl
         public string RelativeUrl { get; set; }
 
         /// <summary> Test parameters </summary>
+        /// Remember to Ignore in XmlSerializer !!
         [XmlIgnore]
         public ITestParams TestParams { get; set; }
     }
diff --git a/TBF/Rig/RegisterReaders/iPerlReaderUNI/IPerlCfg.cs b/TBF/Rig/RegisterReaders/iPerlReaderUNI/IPerlCfg.cs
index 788311fda..f72e7d6a2 100644
--- a/TBF/Rig/RegisterReaders/iPerlReaderUNI/IPerlCfg.cs
+++ b/TBF/Rig/RegisterReaders/iPerlReaderUNI/IPerlCfg.cs
@@ -14,7 +14,7 @@ namespace TBF.Rig.RegisterReaders.iPerlReaderUNI
         public override XmlSerializer GetSerializer() { return Serializer; }
         public IComponentCfgCtrl GetControl(IList<Component> cmpntEntities)
         {
-            return new PoseidonReader.IPerlCfgCtrl();
+            return new RegisterReaders.iPerlReaderUNI.IPerlUniCfgCtrl();
         }
 
 
diff --git a/TBF/Rig/TestMethods/iPerlCommunication/TestMethod.cs b/TBF/Rig/TestMethods/iPerlCommunication/TestMethod.cs
index bea0fd39a..723f79ad0 100644
--- a/TBF/Rig/TestMethods/iPerlCommunication/TestMethod.cs
+++ b/TBF/Rig/TestMethods/iPerlCommunication/TestMethod.cs
@@ -6,6 +6,7 @@ using System.Collections.Generic;
 using log4net;
 using Common;
 using Config.Entities;
+using TBF.Rig.Generic;
 using TBF.Rig.GenericDevices;
 using TBF.Rig.Sequences;
 using TBF.UiBridge;
diff --git a/TBF/Rig/TestMethods/iPerlCommunication/TestMethodCfg_IPerl.cs b/TBF/Rig/TestMethods/iPerlCommunication/TestMethodCfg_IPerl.cs
index 3f8cf8604..50db92795 100644
--- a/TBF/Rig/TestMethods/iPerlCommunication/TestMethodCfg_IPerl.cs
+++ b/TBF/Rig/TestMethods/iPerlCommunication/TestMethodCfg_IPerl.cs
@@ -86,6 +86,9 @@ namespace TBF.Rig.TestMethods.iPerlCommunication
 		public bool UseWebService { get; set; }
 		public string BaseUrl { get; set; }
 		public string RelativeUrl { get; set; }
+		
+		///Remember to Ignore in XmlSerializer !!
+		[XmlIgnore]
 		public ITestParams TestParams { get; set; }
 	}
 }
diff --git a/TBF/UI/Bench/Components/ComponentsManagerDlg.cs b/TBF/UI/Bench/Components/ComponentsManagerDlg.cs
index 534e9f0a1..9df9e5690 100644
--- a/TBF/UI/Bench/Components/ComponentsManagerDlg.cs
+++ b/TBF/UI/Bench/Components/ComponentsManagerDlg.cs
@@ -498,6 +498,17 @@ namespace TBF.UI.Bench.Components
                 ///
                 IComponentCfgCtrl cfgControl = cfg.GetControl(cmpntEntities);
                 cfgControl.Config = cfg;
+                
+                if (cfgControl == null || cfgControl.Config == null)
+                {
+                    MessageBox.Show(
+                        string.Format("Default configuration is not available for this component type {0}",
+                            factory.ClassName),
+                        "BUG");
+                
+                    return;
+                }
+                
                 cfgControl.Config.ItemNr =
                     (cmpntEntities.Count > 0) ? (cmpntEntities[cmpntEntities.Count - 1].ItemNr + 1) : 1;