diff --git a/core/lib/Thelia/Install/CheckPermission.php b/core/lib/Thelia/Install/CheckPermission.php
index d07b8ed83..15317211b 100644
--- a/core/lib/Thelia/Install/CheckPermission.php
+++ b/core/lib/Thelia/Install/CheckPermission.php
@@ -44,12 +44,14 @@ class CheckPermission extends BaseInstall
     const DIR_CONF =            'local/config';
     const DIR_LOG  =            'log';
     const DIR_CACHE =           'cache';
+    const DIR_WEB =             'web';
 
     /** @var array Directory needed to be writable */
     protected $directoriesToBeWritable = array(
         self::DIR_CONF,
         self::DIR_LOG,
         self::DIR_CACHE,
+        self::DIR_WEB,
     );
 
     /** @var array Minimum server configuration necessary */
diff --git a/local/modules/DebugBar/Smarty/Plugin/DebugBar.php b/local/modules/DebugBar/Smarty/Plugin/DebugBar.php
index 0cd1abee9..9f3cc8386 100755
--- a/local/modules/DebugBar/Smarty/Plugin/DebugBar.php
+++ b/local/modules/DebugBar/Smarty/Plugin/DebugBar.php
@@ -71,7 +71,11 @@ class DebugBar extends AbstractSmartyPlugin
                     }
                 }
 
-                file_put_contents($cssFile, $assetCss->dump());
+                if(!file_exists(THELIA_WEB_DIR . "/cache")) {
+                    @mkdir(THELIA_WEB_DIR . "/cache");
+                }
+
+                @file_put_contents($cssFile, $assetCss->dump());
             }
             $render =  sprintf('<link rel="stylesheet" href="%s">', URL::getInstance()->absoluteUrl($webFile, array(), URL::PATH_TO_FILE));
         }
@@ -96,7 +100,11 @@ class DebugBar extends AbstractSmartyPlugin
                     }
                 }
 
-                file_put_contents($cacheFile, $assetJs->dump());
+                if(!file_exists(THELIA_WEB_DIR . "/cache")) {
+                    @mkdir(THELIA_WEB_DIR . "/cache");
+                }
+
+                @file_put_contents($cacheFile, $assetJs->dump());
             }
 
             $render = sprintf('<script src="%s"></script>', URL::getInstance()->absoluteUrl($webFile, array(), URL::PATH_TO_FILE));
diff --git a/web/.htaccess b/web/.htaccess
old mode 100644
new mode 100755
diff --git a/web/install/bdd.php b/web/install/bdd.php
old mode 100644
new mode 100755
diff --git a/web/install/bootstrap.php b/web/install/bootstrap.php
old mode 100644
new mode 100755
diff --git a/web/install/config.php b/web/install/config.php
old mode 100644
new mode 100755
diff --git a/web/install/connection.php b/web/install/connection.php
old mode 100644
new mode 100755
diff --git a/web/install/end.php b/web/install/end.php
old mode 100644
new mode 100755
diff --git a/web/install/fd33fd0-6fda040.ico b/web/install/fd33fd0-6fda040.ico
old mode 100644
new mode 100755
diff --git a/web/install/footer.php b/web/install/footer.php
old mode 100644
new mode 100755
diff --git a/web/install/header.php b/web/install/header.php
old mode 100644
new mode 100755
diff --git a/web/install/index.php b/web/install/index.php
old mode 100644
new mode 100755
diff --git a/web/install/permission.php b/web/install/permission.php
old mode 100644
new mode 100755
diff --git a/web/install/script.js b/web/install/script.js
old mode 100644
new mode 100755
diff --git a/web/install/styles.css b/web/install/styles.css
old mode 100644
new mode 100755
diff --git a/web/test_to_remove/datas_coupon_edit.json b/web/test_to_remove/datas_coupon_edit.json
deleted file mode 100755
index d64345682..000000000
--- a/web/test_to_remove/datas_coupon_edit.json
+++ /dev/null
@@ -1,85 +0,0 @@
-{
-	"breadcrumb" : [
-        {
-            "url" : "0",
-            "display" : "Racine",
-            "edit" : "",
-            "browse" : ""
-        }
-    ],
-    "categories" : [
-        {
-            "id" : "1",
-            "ligne" : "1",
-            "classement" : "1",
-            "titre" : "Boyaux",
-            "langue_courante" : true,
-            "parent" : 0
-        },
-        {
-            "id" : "18",
-            "ligne" : "1",
-            "classement" : "2",
-            "titre" : "Epices \/ condiments",
-            "langue_courante" : true,
-            "parent" : 0
-        },
-        {
-            "id" : "100",
-            "ligne" : "1",
-            "classement" : "3",
-            "titre" : "Emballage",
-            "langue_courante" : true,
-            "parent" : 0
-        },
-        {
-            "id" : "194",
-            "ligne" : "1",
-            "classement" : "4",
-            "titre" : "Petits mat\u00e9riels",
-            "langue_courante" : true,
-            "parent" : 0
-        },
-        {
-            "id" : "355",
-            "ligne" : "1",
-            "classement" : "5",
-            "titre" : "Materiel de cuisine",
-            "langue_courante" : true,
-            "parent" : 0
-        },
-        {
-            "id" : "426",
-            "ligne" : "0",
-            "classement" : "6",
-            "titre" : "Bacs",
-            "langue_courante" : true,
-            "parent" : 0
-        },
-        {
-            "id" : "458",
-            "ligne" : "1",
-            "classement" : "7",
-            "titre" : "Hygi\u00e8ne & entretien",
-            "langue_courante" : true,
-            "parent" : 0
-        },
-        {
-            "id" : "592",
-            "ligne" : "1",
-            "classement" : "8",
-            "titre" : "Art de la table",
-            "langue_courante" : true,
-            "parent" : 0
-        },
-        {
-            "id" : "601",
-            "ligne" : "1",
-            "classement" : "9",
-            "titre" : "Mat\u00e9riels",
-            "langue_courante" : true,
-            "parent" : 0
-        }
-    ],
-    "products":[]
-}
\ No newline at end of file