Index: DamClients/DamUI/trunk/src/DamClientsLibrary/Deltares.Dam.Data/TimeSerieCollection.cs
===================================================================
diff -u -r2089 -r2628
--- DamClients/DamUI/trunk/src/DamClientsLibrary/Deltares.Dam.Data/TimeSerieCollection.cs	(.../TimeSerieCollection.cs)	(revision 2089)
+++ DamClients/DamUI/trunk/src/DamClientsLibrary/Deltares.Dam.Data/TimeSerieCollection.cs	(.../TimeSerieCollection.cs)	(revision 2628)
@@ -32,15 +32,36 @@
 
     public class TimeSerieCollection
     {
-
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TimeSerieCollection"/> class.
+        /// </summary>
         public TimeSerieCollection()
         {
             this.Series = new List<TimeSerie>();
         }
 
+        /// <summary>
+        /// Gets or sets the series.
+        /// </summary>
+        /// <value>
+        /// The series.
+        /// </value>
         public List<TimeSerie> Series { get; set; }
 
+        /// <summary>
+        /// Gets or sets the version.
+        /// </summary>
+        /// <value>
+        /// The version.
+        /// </value>
         public string Version { get; set; }
+
+        /// <summary>
+        /// Gets or sets the time zone.
+        /// </summary>
+        /// <value>
+        /// The time zone.
+        /// </value>
         public double TimeZone { get; set; }
 
         /// <summary>
@@ -73,14 +94,20 @@
         /// <returns>The loaded time serie collection</returns>
         public static TimeSerieCollection LoadFromFile(string fileName, bool validateWithEmbeddedXsd)
         {
-            string message;
-            var assembler = new TimeSeriesAssembler();
-            var doc = XDocument.Load(fileName);
-            if (validateWithEmbeddedXsd)
-                if (!assembler.ValidateSchema(doc, out message))
-                    throw new TimeSerieSchemaValidationException(message);
-
-            return assembler.CreateDomainObject(doc);
+            try
+            {
+                string message;
+                var assembler = new TimeSeriesAssembler();
+                var doc = XDocument.Load(fileName);
+                if (validateWithEmbeddedXsd)
+                    if (!assembler.ValidateSchema(doc, out message))
+                        throw new TimeSerieSchemaValidationException(message);
+                return assembler.CreateDomainObject(doc);
+            }
+            catch (Exception e)
+            {
+                throw new TimeSerieSchemaValidationException(fileName + ": " + e.Message);                
+            }                        
         }
 
         /// <summary>
Index: DamClients/DamUI/trunk/src/Dam/Application/Program.cs
===================================================================
diff -u -r2598 -r2628
--- DamClients/DamUI/trunk/src/Dam/Application/Program.cs	(.../Program.cs)	(revision 2598)
+++ DamClients/DamUI/trunk/src/Dam/Application/Program.cs	(.../Program.cs)	(revision 2628)
@@ -21,6 +21,7 @@
 
 using System;
 using System.Drawing;
+using System.Text;
 using Deltares.Dam.Data.License;
 using Deltares.Dam.Forms;
 using Deltares.Geometry.Forms;
@@ -185,9 +186,14 @@
                 return;
 
             // Show message box
-            string exceptionMessage = LocalizationManager.GetTranslatedText(null, "UnhandledExceptionMessage");
-            LocalizedMessageBox.ShowException(String.Concat(exceptionMessage,": ",ex.Message,ex.StackTrace));
-            
+            var exceptionMessage = new StringBuilder();                
+            if (ex.InnerException != null)
+            {
+                exceptionMessage.Append(ex.InnerException.Message);
+                exceptionMessage.AppendLine();
+            }
+            exceptionMessage.Append(LocalizationManager.GetTranslatedText(null, "UnhandledExceptionMessage"));
+            LocalizedMessageBox.ShowException(String.Concat(exceptionMessage.ToString(),": ",ex.Message,ex.StackTrace));
             System.Windows.Forms.Application.Exit();
         }
     }
Index: DamClients/DamUI/trunk/src/Dam/Forms/DamPlugin.cs
===================================================================
diff -u -r2588 -r2628
--- DamClients/DamUI/trunk/src/Dam/Forms/DamPlugin.cs	(.../DamPlugin.cs)	(revision 2588)
+++ DamClients/DamUI/trunk/src/Dam/Forms/DamPlugin.cs	(.../DamPlugin.cs)	(revision 2628)
@@ -871,8 +871,15 @@
             }
             else if (sender == this.damProject.DamProjectData.WaterBoard)
             {
-                this.damProject.ImportWaterLevelTimeSeries();
-                this.locationJobSymbol.Update(this.damProject.DamProjectData.LocationJobs);
+                try
+                {
+                    this.damProject.ImportWaterLevelTimeSeries();
+                    this.locationJobSymbol.Update(this.damProject.DamProjectData.LocationJobs);
+                }
+                catch (TimeSerieSchemaValidationException exception)
+                {
+                    LocalizedMessageBox.ShowError(this, exception.Message);
+                }
             }
             else if (sender == currentLocationJob && sender != null)
             {