diff --git a/extdirect/class/extdirect.class.php b/extdirect/class/extdirect.class.php
index 3ece615..59067fb 100644
--- a/extdirect/class/extdirect.class.php
+++ b/extdirect/class/extdirect.class.php
@@ -690,7 +690,7 @@ public static function readOptionalModel($object)
      */
     public static function fileUpload($param, $dir)
     {
-        global $maxwidthsmall, $maxheightsmall, $maxwidthmini, $maxheightmini, $quality;
+        global $conf, $maxwidthsmall, $maxheightsmall, $maxwidthmini, $maxheightmini, $quality;
         
         $response = array(
             'success' => false,
diff --git a/extdirect/core/modules/modExtDirect.class.php b/extdirect/core/modules/modExtDirect.class.php
index 0023eb2..8ffffae 100644
--- a/extdirect/core/modules/modExtDirect.class.php
+++ b/extdirect/core/modules/modExtDirect.class.php
@@ -61,7 +61,7 @@ function __construct($db)
         // not found (where XXX is value of numeric property 'numero' of module)
         $this->description = "Connect to external applications which use Sencha Ext.direct";
         // Possible values for version are: 'development', 'experimental', 'dolibarr' or version
-        $this->version = '1.0.50';
+        $this->version = '1.0.51';
         // Key used in llx_const table to save module status enabled/disabled 
         // (where MYMODULE is value of property name of module in uppercase)
         $this->const_name = 'MAIN_MODULE_'.strtoupper($this->name);