diff --git a/src/includes/class/class.LSattr_html.php b/src/includes/class/class.LSattr_html.php
index 3bc316dd..d373af1a 100644
--- a/src/includes/class/class.LSattr_html.php
+++ b/src/includes/class/class.LSattr_html.php
@@ -54,6 +54,15 @@ class LSattr_html extends LSlog_staticLoggerClass {
     return true;
   }
 
+  /**
+   * Allow conversion of LSattr_html to string
+   *
+   * @retval string The string representation of the LSattr_html
+   */
+  public function __toString() {
+    return "<".get_class($this)." ".$this -> name.">";
+  }
+
   /**
    * Retourne le label de l'attribut
    *
diff --git a/src/includes/class/class.LSform.php b/src/includes/class/class.LSform.php
index 7ed1cc6d..6807020b 100644
--- a/src/includes/class/class.LSform.php
+++ b/src/includes/class/class.LSform.php
@@ -75,6 +75,15 @@ class LSform extends LSlog_staticLoggerClass {
     LSsession :: loadLSclass('LSformElement');
   }
 
+  /**
+   * Allow conversion of LSform to string
+   *
+   * @retval string The string representation of the LSform
+   */
+  public function __toString() {
+    return "<LSform ".$this -> idForm." on ".$this -> ldapObject -> toString(false).">";
+  }
+
   /**
    * Display the form
    *
diff --git a/src/includes/class/class.LSformElement.php b/src/includes/class/class.LSformElement.php
index b74b40f3..321e16e2 100644
--- a/src/includes/class/class.LSformElement.php
+++ b/src/includes/class/class.LSformElement.php
@@ -66,6 +66,15 @@ class LSformElement extends LSlog_staticLoggerClass {
     return true;
   }
 
+  /**
+   * Allow conversion of LSformElement to string
+   *
+   * @retval string The string representation of the LSformElement
+   */
+  public function __toString() {
+    return strval($this -> form)." -> <".get_class($this)." ".$this -> name.">";
+  }
+
   /**
    * Définis la valeur de l'élément
    *
diff --git a/src/includes/class/class.LSldapObject.php b/src/includes/class/class.LSldapObject.php
index 27f82610..8deac85c 100644
--- a/src/includes/class/class.LSldapObject.php
+++ b/src/includes/class/class.LSldapObject.php
@@ -1898,15 +1898,32 @@ class LSldapObject extends LSlog_staticLoggerClass {
   * @retval string The string representation of the LdapObject
   */
   public function __toString() {
+    return $this -> toString(true);
+  }
+
+ /**
+  * Return string representation of the object
+  *
+  * @param[in] $enclosed boolean If true, result will be enclosed using "< >" (optional, default: true)
+  *
+  * @retval string The string representation of the LdapObject
+  */
+  public function toString($enclosed=true) {
+    $str = "LdapObject ".$this -> getType();
     if ($this -> dn)
-      return "<LdapObject ".$this -> dn.">";
-    $rdn_attr = $this -> getConfig('rdn');
-    if( $rdn_attr && isset($this -> attrs[$rdn_attr]) ) {
-      $rdn_val = $this -> attrs[$rdn_attr] -> getUpdateData();
-      if (!empty($rdn_val))
-        return "<LdapObject (new) $rdn_attr=".$rdn_val[0].">";
+       $str .= " ".$this -> dn;
+    else {
+      $str .= " (new)";
+      $rdn_attr = $this -> getConfig('rdn');
+      if( $rdn_attr && isset($this -> attrs[$rdn_attr]) ) {
+        $rdn_val = $this -> attrs[$rdn_attr] -> getUpdateData();
+        if (!empty($rdn_val))
+          $str .= " $rdn_attr=".$rdn_val[0];
+      }
     }
-    return "<LdapObject (new)>";
+    if ($enclosed)
+      return "<$str>";
+    return $str;
   }
 
   /**
diff --git a/src/includes/class/class.LSlog_email.php b/src/includes/class/class.LSlog_email.php
index 81c6b5ce..41611a79 100644
--- a/src/includes/class/class.LSlog_email.php
+++ b/src/includes/class/class.LSlog_email.php
@@ -43,6 +43,19 @@ class LSlog_email extends LSlog_handler {
 	public function __construct($config) {
 		parent :: __construct($config);
 		$this -> recipient = self :: getConfig('recipient');
+		$this -> logging('TRACE', "$this Enabled", get_class($this));
+	}
+
+  /**
+   * Return list of details for the string representation of the LSlog_email
+   *
+   * @retval array List of details for the string representation of the LSlog_email
+   */
+	public function __toStringDetails() {
+		return array_merge(
+			array("recipient=".$this -> recipient),
+			parent :: __toStringDetails(),
+		);
 	}
 
 	/**
diff --git a/src/includes/class/class.LSlog_file.php b/src/includes/class/class.LSlog_file.php
index 64b8fd56..4d72c8fb 100644
--- a/src/includes/class/class.LSlog_file.php
+++ b/src/includes/class/class.LSlog_file.php
@@ -43,6 +43,19 @@ class LSlog_file extends LSlog_handler {
 		$this -> path = self :: getConfig('path', LSlog :: getConfig('filename', 'tmp/LS.log'));
 		if (substr($this -> path, 0, 1) != '/')
 			$this -> path = LS_ROOT_DIR."/".$this -> path;
+		$this -> logging('TRACE', "$this Enabled", get_class($this));
+	}
+
+  /**
+   * Return list of details for the string representation of the LSlog_file
+   *
+   * @retval array List of details for the string representation of the LSlog_file
+   */
+	public function __toStringDetails() {
+		return array_merge(
+			array("path=".$this -> path),
+			parent :: __toStringDetails(),
+		);
 	}
 
 	/**
diff --git a/src/includes/class/class.LSlog_handler.php b/src/includes/class/class.LSlog_handler.php
index 24dda664..bd152fbd 100644
--- a/src/includes/class/class.LSlog_handler.php
+++ b/src/includes/class/class.LSlog_handler.php
@@ -65,6 +65,28 @@ class LSlog_handler {
 			$this -> excluded_loggers = array($this -> excluded_loggers);
 	}
 
+  /**
+   * Allow conversion of LSlog_handler to string
+   *
+   * @retval string The string representation of the LSlog_handler
+   */
+  public function __toString() {
+    return "<".get_class($this)." ".implode(', ', $this -> __toStringDetails()).">";
+  }
+
+  /**
+   * Return list of details for the string representation of the LSlog_handler
+   *
+   * @retval array List of details for the string representation of the LSlog_handler
+   */
+	public function __toStringDetails() {
+		return array(
+			"level=".($this -> level?$this -> level:'default'),
+			"loggers=".($this -> loggers?implode(',', $this -> loggers):'all'),
+			"excluded loggers=".($this -> excluded_loggers?implode(',', $this -> excluded_loggers):'no'),
+		);
+	}
+
 	/**
 	 * Check system compatibility with this handler
 	 *
diff --git a/src/includes/class/class.LSlog_logger.php b/src/includes/class/class.LSlog_logger.php
index 6b87cec3..d782384a 100644
--- a/src/includes/class/class.LSlog_logger.php
+++ b/src/includes/class/class.LSlog_logger.php
@@ -52,10 +52,17 @@ class LSlog_logger {
 		$this -> config = $config;
 		$this -> enabled = $this -> getConfig('enabled', true, 'boolean');
 		$this -> level = $this -> getConfig('level');
-		if ($this -> enabled)
-			$this -> debug("Enabled $name logger with level=".$this -> level);
 	}
 
+  /**
+   * Allow conversion of LSlog_logger to string
+   *
+   * @retval string The string representation of the LSlog_logger
+   */
+  public function __toString() {
+    return "<".get_class($this)." ".$this -> name.">";
+  }
+
 	/**
 	 * Get a configuration variable value
 	 *
diff --git a/src/includes/class/class.LSlog_syslog.php b/src/includes/class/class.LSlog_syslog.php
index 37564463..3847aebf 100644
--- a/src/includes/class/class.LSlog_syslog.php
+++ b/src/includes/class/class.LSlog_syslog.php
@@ -59,6 +59,19 @@ class LSlog_syslog extends LSlog_handler {
 	public function __construct($config) {
 		parent :: __construct($config);
 		$this -> priority = static :: getConfig('priority');
+		$this -> logging('TRACE', "$this Enabled", get_class($this));
+	}
+
+	/**
+	 * Return list of details for the string representation of the LSlog_email
+	 *
+	 * @retval array List of details for the string representation of the LSlog_email
+	 */
+	public function __toStringDetails() {
+		return array_merge(
+			array("priority=".$this -> priority),
+			parent :: __toStringDetails(),
+		);
 	}
 
 	/**
diff --git a/src/includes/class/class.LSrelation.php b/src/includes/class/class.LSrelation.php
index 8d8eb0a9..061e5076 100644
--- a/src/includes/class/class.LSrelation.php
+++ b/src/includes/class/class.LSrelation.php
@@ -61,6 +61,15 @@ class LSrelation extends LSlog_staticLoggerClass {
     }
   }
 
+  /**
+   * Allow conversion of LSrelation to string
+   *
+   * @retval string The string representation of the LSrelation
+   */
+  public function __toString() {
+    return "<LSrelation ".$this -> name." on ".$this -> obj -> toString(false).">";
+  }
+
   /**
    * Return a configuration parameter (or default value)
    *
diff --git a/src/includes/class/class.LSsearch.php b/src/includes/class/class.LSsearch.php
index 5877987a..67d70121 100644
--- a/src/includes/class/class.LSsearch.php
+++ b/src/includes/class/class.LSsearch.php
@@ -115,6 +115,16 @@ class LSsearch extends LSlog_staticLoggerClass {
 
   }
 
+  /**
+   * Allow conversion of LSsearch to string
+   *
+   * @retval string The string representation of the LSsearch
+   */
+  public function __toString() {
+    $search_params = $this -> formatSearchParams();
+    return "<LSsearch of ".$this -> LSobject." (context=".$this -> context.")".($search_params?" $search_params":"").">";
+  }
+
   /**
    * Load configuration from LSconfig
    *
@@ -912,18 +922,18 @@ class LSsearch extends LSlog_staticLoggerClass {
    */
   public function run($cache=true) {
     $this -> generateSearchParams();
-    self :: log_debug("run(".($cache?'with cache':'without cache')."): ".self :: formatSearchParams());
+    self :: log_debug($this." -> run(".($cache?'with cache':'without cache').")");
 
     if( $cache && (!isset($_REQUEST['refresh'])) && (!$this -> params['withoutCache']) ) {
-      self :: log_debug('Cache enabled');
+      self :: log_debug($this.' -> run(): Cache enabled');
       $this -> result = $this -> getResultFromCache();
       if ($this -> result)
-        self :: log_debug('result retreived from cache');
+        self :: log_debug($this.' -> run(): result retreived from cache');
       else
-        self :: log_debug('result not found in cache');
+        self :: log_debug($this.' -> run(): result not found in cache');
     }
     else {
-      self :: log_debug('Cache disabled');
+      self :: log_debug($this.' -> run(): Cache disabled');
       $this -> setParam('withoutCache', false);
     }
 
@@ -948,7 +958,7 @@ class LSsearch extends LSlog_staticLoggerClass {
 
       // Handle onlyAccessible parameter
       if ($this -> getParam('onlyAccessible') && LSsession :: getLSuserObjectDn()) {
-        self :: log_debug('Filter on only accessible object');
+        self :: log_debug($this.' -> run(): Filter on only accessible object');
         $this -> result['list'] = array();
 
         // Check user rights on objets
@@ -963,7 +973,7 @@ class LSsearch extends LSlog_staticLoggerClass {
       $this -> addResultToCache();
     }
 
-    self :: log_debug($this -> total. " object(s) found");
+    self :: log_debug($this.' -> run(): '.$this -> total. " object(s) found");
 
     $this -> doSort();
 
diff --git a/src/includes/class/class.LSsearchEntry.php b/src/includes/class/class.LSsearchEntry.php
index 5dd714a2..f45dc5cb 100644
--- a/src/includes/class/class.LSsearchEntry.php
+++ b/src/includes/class/class.LSsearchEntry.php
@@ -75,6 +75,15 @@ class LSsearchEntry extends LSlog_staticLoggerClass {
     $this -> cache =& $result[$id]['cache'];
   }
 
+  /**
+   * Allow conversion of LSsearchEntry to string
+   *
+   * @retval string The string representation of the LSsearchEntry
+   */
+  public function __toString() {
+    return $this -> LSsearch." -> <LSsearchEntry of ".$this -> dn." (ID #".$this -> id.")>";
+  }
+
   /**
    * Get text value of entry
    *