diff --git a/htdocs/includes/pear/Auth/Container/DB.php b/htdocs/includes/pear/Auth/Container/DB.php
index 81f3f5ea4fc..1a6d2d396df 100644
--- a/htdocs/includes/pear/Auth/Container/DB.php
+++ b/htdocs/includes/pear/Auth/Container/DB.php
@@ -108,8 +108,8 @@ class Auth_Container_DB extends Auth_Container
                                     );
         }
 
-        if (DB::isError($this->db) || PEAR::isError($this->db)) {
-            return PEAR::raiseError($this->db->getMessage(), $this->db->getCode());
+        if (DB::isError($this->db) || DOLIPEAR::isError($this->db)) {
+            return DOLIPEAR::raiseError($this->db->getMessage(), $this->db->getCode());
         } else {
             return true;
         }
@@ -131,7 +131,7 @@ class Auth_Container_DB extends Auth_Container
     {
         if (!DB::isConnection($this->db)) {
             $res = $this->_connect($this->options['dsn']);
-            if(DB::isError($res) || PEAR::isError($res)){
+            if(DB::isError($res) || DOLIPEAR::isError($res)){
                 return $res;
             }
         }
diff --git a/htdocs/includes/pear/DB.php b/htdocs/includes/pear/DB.php
index 164b8aa3be8..868a150a7cd 100644
--- a/htdocs/includes/pear/DB.php
+++ b/htdocs/includes/pear/DB.php
@@ -224,12 +224,12 @@ class DB
 
     function &factory($type)
     {
-        @include_once(DOL_DOCUMENT_ROOT."/includes/pear/DB/${type}.php");
+        include_once(DOL_DOCUMENT_ROOT."/includes/pear/DB/${type}.php");
 
         $classname = "DB_${type}";
 
         if (!class_exists($classname)) {
-            return PEAR::raiseError(null, DB_ERROR_NOT_FOUND,
+            return DOLIPEAR::raiseError(null, DB_ERROR_NOT_FOUND,
                                     null, null, null, 'DB_Error', true);
         }
 
@@ -275,12 +275,12 @@ class DB
             // expose php errors with sufficient debug level
             include_once DOL_DOCUMENT_ROOT."/includes/pear/DB/${type}.php";
         } else {
-            @include_once DOL_DOCUMENT_ROOT."/includes/pear/DB/${type}.php";
+            include_once DOL_DOCUMENT_ROOT."/includes/pear/DB/${type}.php";
         }
 
         $classname = "DB_${type}";
         if (!class_exists($classname)) {
-            return PEAR::raiseError(null, DB_ERROR_NOT_FOUND, null, null,
+            return DOLIPEAR::raiseError(null, DB_ERROR_NOT_FOUND, null, null,
                                     "Unable to include the DB/{$type}.php file for `$dsn'",
                                     'DB_Error', true);
         }
diff --git a/htdocs/includes/pear/DB/common.php b/htdocs/includes/pear/DB/common.php
index a361e8af927..1811a6bde76 100644
--- a/htdocs/includes/pear/DB/common.php
+++ b/htdocs/includes/pear/DB/common.php
@@ -26,9 +26,9 @@
  * inherited by all such.
  */
 
-require_once "PEAR.php";
+require_once DOL_DOCUMENT_ROOT."/includes/pear/PEAR.php";
 
-class DB_common extends PEAR
+class DB_common extends DOLIPEAR
 {
     // {{{ properties
     /**
@@ -136,7 +136,7 @@ class DB_common extends PEAR
     */
     function DB_common()
     {
-        $this->PEAR('DB_Error');
+        $this->DOLIPEAR('DB_Error');
         $this->features = array();
         $this->errorcode_map = array();
         $this->fetchmode = DB_FETCHMODE_ORDERED;
@@ -283,7 +283,7 @@ class DB_common extends PEAR
                 $mode    = $this->_default_error_mode;
                 $options = $this->_default_error_options;
             }
-            return PEAR::raiseError($code, null, $mode, $options, null, null, true);
+            return DOLIPEAR::raiseError($code, null, $mode, $options, null, null, true);
         }
 
         if ($userinfo === null) {
@@ -294,7 +294,7 @@ class DB_common extends PEAR
             $userinfo .= " [nativecode=$nativecode]";
         }
 
-        return PEAR::raiseError(null, $code, $mode, $options, $userinfo,
+        return DOLIPEAR::raiseError(null, $code, $mode, $options, $userinfo,
                                   'DB_Error', true);
     }
 
diff --git a/htdocs/includes/pear/DB/mysql.php b/htdocs/includes/pear/DB/mysql.php
index a8b92f41834..53fd4acf7f1 100644
--- a/htdocs/includes/pear/DB/mysql.php
+++ b/htdocs/includes/pear/DB/mysql.php
@@ -29,7 +29,7 @@
 //               be registered here.
 //
 
-require_once "DB/common.php";
+require_once DOL_DOCUMENT_ROOT."/includes/pear/DB/common.php";
 
 class DB_mysql extends DB_common
 {