diff --git a/system/includes/dispatch.php b/system/includes/dispatch.php
index 1e9fa9a..5758f2d 100644
--- a/system/includes/dispatch.php
+++ b/system/includes/dispatch.php
@@ -14,11 +14,9 @@ function _log($message)
 
 function site_url()
 {
-    if (config('multi.site') == "true"){
+    if (config('multi.site') == "true" || config('site.url') == null){
         return rtrim(generateSiteUrl(), '/') . '/';
     } else {
-        if (config('site.url') == null)
-            error(500, '[site.url] is not set');
         // Forcing the forward slash
         return rtrim(config('site.url'), '/') . '/';
     }
@@ -45,9 +43,6 @@ function site_path()
 {
     static $_path;
 
-    if (config('site.url') == null)
-        error(500, '[site.url] is not set');
-
     if (!$_path)
         $_path = rtrim(parse_url(site_url(), PHP_URL_PATH), '/');
 
diff --git a/system/includes/functions.php b/system/includes/functions.php
index 540930a..afaeb7b 100644
--- a/system/includes/functions.php
+++ b/system/includes/functions.php
@@ -2623,6 +2623,7 @@ EOF;
 // The not found error
 function not_found()
 {
+    if (!config('views.root')) die('HTMLy is not installed!');
     $vroot = rtrim(config('views.root'), '/');
     $lt = $vroot . '/layout--404.html.php';
     if (file_exists($lt)) {
@@ -3161,8 +3162,7 @@ function head_contents()
 function file_cache($request)
 {
     if (config('cache.off') == 'true') return;
-
-    $hour = str_replace(',', '.', config('cache.expiration'));
+    $hour = config('cache.expiration');
     if (empty($hour)) {
         $hour = 6;
     }