diff --git a/app/contacts/contacts_vcard.php b/app/contacts/contacts_vcard.php
index 5ca0a21cb9..215130a385 100644
--- a/app/contacts/contacts_vcard.php
+++ b/app/contacts/contacts_vcard.php
@@ -199,7 +199,7 @@ if (count($_GET)>0) {
 			}
 
 			//include
-				require_once PROJECT_PATH."resources/qr/qrcode.php";
+				require_once $_SERVER["DOCUMENT_ROOT"].PROJECT_PATH."/resources/qr/qrcode.php";
 
 			//error correction level
 				//QR_ERROR_CORRECT_LEVEL_L : $e = 0;
diff --git a/core/domain_settings/domain_edit.php b/core/domain_settings/domain_edit.php
index 0f75f37567..3366e1dafd 100644
--- a/core/domain_settings/domain_edit.php
+++ b/core/domain_settings/domain_edit.php
@@ -511,7 +511,7 @@ if (count($_POST) > 0 && strlen($_POST["persistformvar"]) == 0) {
 							save_dialplan_xml();
 						}
 						if (is_readable($_SESSION['switch']['extensions']['dir'])) {
-							require_once PROJECT_PATH."app/extensions/resources/classes/extension.php";
+							require_once $_SERVER["DOCUMENT_ROOT"].PROJECT_PATH."/app/extensions/resources/classes/extension.php";
 							$extension = new extension;
 							$extension->xml();
 						}
diff --git a/resources/switch.php b/resources/switch.php
index 0ca21ca9bf..cca22ab65e 100644
--- a/resources/switch.php
+++ b/resources/switch.php
@@ -320,10 +320,10 @@ function event_socket_request($fp, $cmd) {
 				}
 			}
 
-			usleep(50); //allow time for reponse
+			usleep(20); //allow time for reponse
 
 			//prevent an endless loop //optional because of script timeout
-			if ($i > 3000) { break; }
+			if ($i > 2000) { break; }
 
 			if ($content_length > 0) { //is content_length set
 				//stop reading if all content has been read.
@@ -2763,8 +2763,8 @@ if (!function_exists('save_switch_xml')) {
 			save_dialplan_xml();
 		}
 		if (is_readable($_SESSION['switch']['extensions']['dir'])) {
-			if (file_exists(PROJECT_PATH."/app/extensions/resources/classes/extension.php")) {
-				require_once PROJECT_PATH."app/extensions/resources/classes/extension.php";
+			if (file_exists($_SERVER["DOCUMENT_ROOT"].PROJECT_PATH."/app/extensions/resources/classes/extension.php")) {
+				require_once $_SERVER["DOCUMENT_ROOT"].PROJECT_PATH."app/extensions/resources/classes/extension.php";
 				$extension = new extension;
 				$extension->xml();
 			}