diff --git a/SpagoBIDAO/src/it/eng/spagobi/commons/utilities/UserUtilities.java b/SpagoBIDAO/src/it/eng/spagobi/commons/utilities/UserUtilities.java
index b02ca2c2e..f6fb4d63e 100644
--- a/SpagoBIDAO/src/it/eng/spagobi/commons/utilities/UserUtilities.java
+++ b/SpagoBIDAO/src/it/eng/spagobi/commons/utilities/UserUtilities.java
@@ -19,6 +19,7 @@
 import it.eng.spagobi.commons.dao.DAOFactory;
 import it.eng.spagobi.commons.dao.IRoleDAO;
 import it.eng.spagobi.commons.metadata.SbiTenant;
+import it.eng.spagobi.dao.exception.DAORuntimeException;
 import it.eng.spagobi.services.common.SsoServiceFactory;
 import it.eng.spagobi.services.common.SsoServiceInterface;
 import it.eng.spagobi.services.security.bo.SpagoBIUserProfile;
@@ -675,29 +676,38 @@ private static void checkTenant(SpagoBIUserProfile profile) {
 
 	/*
 	 * Method copied from SecurityServiceSupplierFactory for DAO refactoring
+	 * 
+	 * is this method in the right place?
 	 */
 	
 	public static ISecurityServiceSupplier createISecurityServiceSupplier(){
 		logger.debug("IN");
-		SingletonConfig configSingleton = SingletonConfig.getInstance();
-		String engUserProfileFactorySB = configSingleton.getConfigValue("SPAGOBI.SECURITY.USER-PROFILE-FACTORY-CLASS.className");
-		if (engUserProfileFactorySB==null){
-			logger.warn("SPAGOBI.SECURITY.USER-PROFILE-FACTORY-CLASS ... NOT FOUND");
-		}
-		String engUserProfileFactoryClass = engUserProfileFactorySB;
-		engUserProfileFactoryClass = engUserProfileFactoryClass.trim(); 
+		
+		ISecurityServiceSupplier securityServiceSupplier = null;
+		String engUserProfileFactoryClass = null;
+		
 		try {
-			return  (ISecurityServiceSupplier)Class.forName(engUserProfileFactoryClass).newInstance();
-		} catch (InstantiationException e) {
-			logger.warn("InstantiationException",e);
-		} catch (IllegalAccessException e) {
-			logger.warn("IllegalAccessException",e);
-		} catch (ClassNotFoundException e) {
-			logger.warn("ClassNotFoundException",e);
-		}finally{
-			logger.debug("OUT");
+			SingletonConfig configSingleton = SingletonConfig.getInstance();
+			engUserProfileFactoryClass = configSingleton.getConfigValue("SPAGOBI.SECURITY.USER-PROFILE-FACTORY-CLASS.className");
+			if (engUserProfileFactoryClass != null) {
+				engUserProfileFactoryClass = engUserProfileFactoryClass.trim(); 
+				try {
+					securityServiceSupplier =   (ISecurityServiceSupplier)Class.forName(engUserProfileFactoryClass).newInstance();
+				} catch (Throwable t) {
+					throw new DAORuntimeException("Impossible to instatiate supplier class [" + engUserProfileFactoryClass+ "]", t);
+				} 
+			} else{
+				throw new DAORuntimeException("Impossible read from configuartion the property [SPAGOBI.SECURITY.USER-PROFILE-FACTORY-CLASS] that contains the name of the class used as securityServiceSupplier");
+			}
+		} catch(Throwable t) {
+			if(t instanceof DAORuntimeException) throw (DAORuntimeException)t;
+			else throw new DAORuntimeException("Impossible to instatiate supplier class [" + engUserProfileFactoryClass+ "]", t);
 		}
-		return null;
+		
+	
+		
+		
+		return securityServiceSupplier;
 	}
 
 }
diff --git a/SpagoBIDAO/src/it/eng/spagobi/dao/exception/DAORuntimeException.java b/SpagoBIDAO/src/it/eng/spagobi/dao/exception/DAORuntimeException.java
new file mode 100644
index 000000000..ed620de52
--- /dev/null
+++ b/SpagoBIDAO/src/it/eng/spagobi/dao/exception/DAORuntimeException.java
@@ -0,0 +1,84 @@
+/* SpagoBI, the Open Source Business Intelligence suite
+
+ * Copyright (C) 2012 Engineering Ingegneria Informatica S.p.A. - SpagoBI Competency Center
+ * This Source Code Form is subject to the terms of the Mozilla Public License, v. 2.0, without the "Incompatible With Secondary Licenses" notice. 
+ * If a copy of the MPL was not distributed with this file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+package it.eng.spagobi.dao.exception;
+
+import java.io.PrintWriter;
+import java.io.StringWriter;
+
+public class DAORuntimeException extends RuntimeException {
+    
+	/**
+	 * Keep compiler happy
+	 */
+	private static final long serialVersionUID = 1L;
+	
+	/* 
+	 * User oriented description of the exception. It is usually prompted to the user.
+	 * Instead the message passed to the constructor is developer oriented and it should be just logged. 
+	 */
+	private String description;
+	
+	
+	/**
+	 * Builds a <code>SpagoBIRuntimeException</code>.
+	 * 
+	 * @param message Text of the exception
+	 */
+    public DAORuntimeException(String message) {
+    	super(message);
+    }
+	
+    /**
+     * Builds a <code>SpagoBIRuntimeException</code>.
+     * 
+     * @param message Text of the exception
+     * @param ex previous Throwable object
+     */
+    public DAORuntimeException(String message, Throwable ex) {
+    	super(message, ex);
+    }
+    
+    /**
+     * Builds a <code>SpagoBIRuntimeException</code>.
+     * 
+     * @param ex previous Throwable object
+     */
+    public DAORuntimeException(Throwable ex) {
+    	super(ex);
+    }
+    
+    public String getRootCause() {
+		String rootCause;		
+		Throwable rootException;
+		
+		rootException = this;
+		while(rootException.getCause() != null) {
+			rootException = rootException.getCause();
+		}
+		
+		rootCause = rootException.getMessage()!=null
+			? rootException.getClass().getName() + ": " + rootException.getMessage()
+			: rootException.getClass().getName();
+		
+		return rootCause;
+	}
+    
+    public String getStackTraceDump() {
+    	StringWriter buffer = new StringWriter();
+    	this.printStackTrace(new PrintWriter(buffer));
+    	return buffer.toString();
+    }
+
+	public String getDescription() {
+		return description;
+	}
+
+	public void setDescription(String description) {
+		this.description = description;
+	}
+}
+