diff --git a/include/api.php b/include/api.php
index b10c2bf496..7cc72948d1 100644
--- a/include/api.php
+++ b/include/api.php
@@ -1127,9 +1127,11 @@
 			`contact`.`id` AS `cid`, `contact`.`uid` AS `contact-uid`
 			FROM `item`, `contact`
 			WHERE `item`.`visible` = 1 and `item`.`moderated` = 0 AND `item`.`deleted` = 0
-			AND `contact`.`id` = `item`.`contact-id`
+			AND `contact`.`id` = `item`.`contact-id` AND `item`.`uid` = %d AND `item`.`verb` = '%s'
 			AND `contact`.`blocked` = 0 AND `contact`.`pending` = 0
 			$sql_extra",
+			intval(api_user()),
+			dbesc(ACTIVITY_POST),
 			intval($id)
 		);
 
diff --git a/include/items.php b/include/items.php
index 6f5c88a478..5b8bb242b3 100644
--- a/include/items.php
+++ b/include/items.php
@@ -1413,6 +1413,41 @@ function get_item_guid($id) {
 		return("");
 }
 
+function get_item_id($guid, $uid = 0) {
+
+	$nick = "";
+	$id = 0;
+
+	if ($uid == 0)
+		$uid == local_user();
+
+	// Does the given user have this item?
+	if ($uid) {
+		$r = q("SELECT `item`.`id`, `user`.`nickname` FROM `item` INNER JOIN `user` ON `user`.`uid` = `item`.`uid`
+			WHERE `item`.`visible` = 1 AND `item`.`deleted` = 0 and `item`.`moderated` = 0
+				AND `item`.`guid` = '%s' AND `item`.`uid` = %d", dbesc($guid), intval($uid));
+		if (count($r)) {
+			$id = $r[0]["id"];
+			$nick = $r[0]["nickname"];
+		}
+	}
+
+	// Or is it anywhere on the server?
+	if ($nick == "") {
+		$r = q("SELECT `item`.`id`, `user`.`nickname` FROM `item` INNER JOIN `user` ON `user`.`uid` = `item`.`uid`
+			WHERE `item`.`visible` = 1 AND `item`.`deleted` = 0 and `item`.`moderated` = 0
+				AND `item`.`allow_cid` = ''  AND `item`.`allow_gid` = ''
+				AND `item`.`deny_cid`  = '' AND `item`.`deny_gid`  = ''
+				AND `item`.`private` = 0 AND `item`.`wall` = 1
+				AND `item`.`guid` = '%s'", dbesc($guid));
+		if (count($r)) {
+			$id = $r[0]["id"];
+			$nick = $r[0]["nickname"];
+		}
+	}
+	return(array("nick" => $nick, "id" => $id));
+}
+
 // return - test
 function get_item_contact($item,$contacts) {
 	if(! count($contacts) || (! is_array($item)))
diff --git a/mod/notify.php b/mod/notify.php
index 256bb77932..f9c5a09b27 100644
--- a/mod/notify.php
+++ b/mod/notify.php
@@ -17,6 +17,20 @@ function notify_init(&$a) {
 				dbesc($r[0]['otype']),
 				intval(local_user())
 			);
+
+			// Friendica-Client
+			$friendicamobile = ($_SERVER['HTTP_USER_AGENT'] == "Apache-HttpClient/UNAVAILABLE (java 1.4)");
+
+			// The friendica client has problems with the GUID. this is some workaround
+			if ($friendicamobile) {
+				require_once("include/items.php");
+				$urldata = parse_url($r[0]['link']);
+				$guid = basename($urldata["path"]);
+				$itemdata = get_item_id($guid, local_user());
+				if ($itemdata["id"] != 0)
+					$r[0]['link'] = $a->get_baseurl().'/display/'.$itemdata["nick"].'/'.$itemdata["id"];
+			}
+
 			goaway($r[0]['link']);
 		}
 
diff --git a/mod/ping.php b/mod/ping.php
index 07884f4530..21154f9ffe 100644
--- a/mod/ping.php
+++ b/mod/ping.php
@@ -59,11 +59,11 @@ function ping_init(&$a) {
 		$home = 0;
 		$network = 0;
 
-		$r = q("SELECT `item`.`id`,`item`.`parent`, `item`.`verb`, `item`.`wall`, `item`.`author-name`, 
-				`item`.`contact-id`, `item`.`author-link`, `item`.`author-avatar`, `item`.`created`, `item`.`object`, 
-				`pitem`.`author-name` as `pname`, `pitem`.`author-link` as `plink` 
+		$r = q("SELECT `item`.`id`,`item`.`parent`, `item`.`verb`, `item`.`wall`, `item`.`author-name`,
+				`item`.`contact-id`, `item`.`author-link`, `item`.`author-avatar`, `item`.`created`, `item`.`object`,
+				`pitem`.`author-name` as `pname`, `pitem`.`author-link` as `plink`
 				FROM `item` INNER JOIN `item` as `pitem` ON  `pitem`.`id`=`item`.`parent`
-				WHERE `item`.`unseen` = 1 AND `item`.`visible` = 1 AND 
+				WHERE `item`.`unseen` = 1 AND `item`.`visible` = 1 AND
 				 `item`.`deleted` = 0 AND `item`.`uid` = %d AND `pitem`.`parent` != 0
 				ORDER BY `item`.`created` DESC",
 			intval(local_user())
@@ -109,14 +109,14 @@ function ping_init(&$a) {
 			}
 		}
 
-		$intros1 = q("SELECT  `intro`.`id`, `intro`.`datetime`, 
-			`fcontact`.`name`, `fcontact`.`url`, `fcontact`.`photo` 
+		$intros1 = q("SELECT  `intro`.`id`, `intro`.`datetime`,
+			`fcontact`.`name`, `fcontact`.`url`, `fcontact`.`photo`
 			FROM `intro` LEFT JOIN `fcontact` ON `intro`.`fid` = `fcontact`.`id`
 			WHERE `intro`.`uid` = %d  AND `intro`.`blocked` = 0 AND `intro`.`ignore` = 0 AND `intro`.`fid`!=0",
 			intval(local_user())
 		);
-		$intros2 = q("SELECT `intro`.`id`, `intro`.`datetime`, 
-			`contact`.`name`, `contact`.`url`, `contact`.`photo` 
+		$intros2 = q("SELECT `intro`.`id`, `intro`.`datetime`,
+			`contact`.`name`, `contact`.`url`, `contact`.`photo`
 			FROM `intro` LEFT JOIN `contact` ON `intro`.`contact-id` = `contact`.`id`
 			WHERE `intro`.`uid` = %d  AND `intro`.`blocked` = 0 AND `intro`.`ignore` = 0 AND `intro`.`contact-id`!=0",
 			intval(local_user())