diff --git a/include/application.php b/include/application.php
index b48492b..c6fdfa2 100644
--- a/include/application.php
+++ b/include/application.php
@@ -40,6 +40,7 @@ class Application {
                        AND appFamily.appId = ".$iAppId;
             if($hResult = query_appdb($sQuery))
             {
+                $this->aVersionsIds = array();
                 while($oRow = mysql_fetch_object($hResult))
                 {
                     if(!$this->iAppId)
@@ -205,7 +206,7 @@ class Application {
                    LIMIT 1";
         if($hResult = query_appdb($sQuery))
         {
-            foreach($aVersionsIds as $iVersionId)
+            foreach($this->aVersionsIds as $iVersionId)
             {
                 $oVersion = new Version($iVersionId);
                 $oVersion->delete($bSilent);
diff --git a/include/version.php b/include/version.php
index 02a09f1..17fb55c 100644
--- a/include/version.php
+++ b/include/version.php
@@ -60,6 +60,7 @@ class Version {
             /*
              * We fetch notesIds. 
              */
+            $this->aNotesIds = array();
             $sQuery = "SELECT noteId
                        FROM appNotes
                        WHERE versionId = ".$iVersionId;
@@ -89,6 +90,8 @@ class Version {
             /*
              * We fetch screenshotsIds and urlsIds. 
              */
+            $this->aScreenshotsIds = array();
+            $this->aUrlsIds = array();
             $sQuery = "SELECT id, type
                        FROM appData
                        WHERE versionId = ".$iVersionId;
@@ -100,7 +103,7 @@ class Version {
                     if($oRow->type="image")
                         $this->aScreenshotsIds[] = $oRow->id;
                     else
-                        $this->aNotesIds[] = $oRow->id;
+                        $this->aUrlsIds[] = $oRow->id;
                 }
             }
         }