diff --git a/Makefile b/Makefile
index 6cf5d07..916427c 100644
--- a/Makefile
+++ b/Makefile
@@ -7,7 +7,6 @@ js-deps:
 	wget -O www/webdav.css https://raw.githubusercontent.com/kd2org/webdav-manager.js/main/webdav.css
 
 php-deps:
-	mkdir lib/KD2/WebDAV
 	wget -O lib/KD2/ErrorManager.php '${KD2FW_URL}ErrorManager.php'
 	wget -O lib/KD2/WebDAV/Server.php '${KD2FW_URL}WebDAV/Server.php'
 	wget -O lib/KD2/WebDAV/AbstractStorage.php '${KD2FW_URL}WebDAV/AbstractStorage.php'
diff --git a/lib/KD2/WebDAV/NextCloud.php b/lib/KD2/WebDAV/NextCloud.php
index 9a4695a..25c0ebf 100644
--- a/lib/KD2/WebDAV/NextCloud.php
+++ b/lib/KD2/WebDAV/NextCloud.php
@@ -49,6 +49,7 @@ abstract class NextCloud
 	const PROP_OC_SHARETYPES = self::OC_NAMESPACE . ':share-types';
 	const PROP_NC_NOTE = self::NC_NAMESPACE . ':note';
 	const PROP_NC_IS_ENCRYPTED = self::NC_NAMESPACE . ':is-encrypted';
+	const PROP_NC_DDC = self::NC_NAMESPACE . ':dDC';
 
 	const NC_PROPERTIES = [
 		self::PROP_OC_ID,
@@ -59,6 +60,7 @@ abstract class NextCloud
 		self::PROP_NC_HAS_PREVIEW,
 		self::PROP_NC_NOTE,
 		self::PROP_NC_IS_ENCRYPTED,
+		self::PROP_NC_DDC,
 	];
 
 	protected string $root_url;
@@ -664,9 +666,9 @@ abstract class NextCloud
 	}
 
 	/**
-	 * Called when removing an account from Android pap
+	 * Called when removing an account from Android app
 	 */
-	protected function nc_app_password(): void
+	protected function nc_delete_app_password(): void
 	{
 		$method = $_SERVER['REQUEST_METHOD'] ?? null;
 
diff --git a/lib/KD2/WebDAV/WOPI.php b/lib/KD2/WebDAV/WOPI.php
index d5a0a7b..57206a5 100644
--- a/lib/KD2/WebDAV/WOPI.php
+++ b/lib/KD2/WebDAV/WOPI.php
@@ -22,13 +22,10 @@ namespace KD2\WebDAV;
 class WOPI
 {
 	const NS = 'https://interoperability.blob.core.windows.net/files/MS-WOPI/';
-	const PROP_FILE_ID = self::NS . ':file-id';
 	const PROP_FILE_URL = self::NS . ':file-url';
 	const PROP_TOKEN = self::NS . ':token';
 	const PROP_TOKEN_TTL = self::NS . ':token-ttl';
 	const PROP_READ_ONLY = self::NS . ':ReadOnly';
-	const PROP_CAN_WRITE = self::NS . ':UserCanWrite';
-	const PROP_CAN_RENAME = self::NS . ':UserCanRename';
 	const PROP_USER_NAME = self::NS . ':FriendlyUserName';
 
 	protected AbstractStorage $storage;
@@ -40,6 +37,22 @@ class WOPI
 		$this->server = $server;
 	}
 
+	public function getAuthToken()
+	{
+		// HTTP_AUTHORIZATION might be missing in some installs
+		$header = apache_request_headers()['Authorization'] ?? '';
+
+		if ($header && 0 === stripos($header, 'Bearer ')) {
+			return trim(substr($header, strlen('Bearer ')));
+		}
+		elseif (!empty($_GET['access_token'])) {
+			return trim($_GET['access_token']);
+		}
+		else {
+			throw new Exception('No access_token was provided', 401);
+		}
+	}
+
 	public function route(?string $uri = null): bool
 	{
 		if (!method_exists($this->storage, 'getWopiURI')) {
@@ -58,42 +71,43 @@ class WOPI
 
 		$uri = substr($uri, strlen('wopi/files/'));
 
-		if (!empty($_SERVER['HTTP_AUTHORIZATION']) && 0 === stripos($_SERVER['HTTP_AUTHORIZATION'], 'Bearer ')) {
-			$auth_token = trim(substr($_SERVER['HTTP_AUTHORIZATION'], strlen('Bearer ')));
-		}
-		elseif (!empty($_GET['access_token'])) {
-			$auth_token = trim($_GET['access_token']);
-		}
-		else {
-			$auth_token = null;
-		}
+		$this->server->log('WOPI: => %s', $uri);
 
-		if (!$auth_token) {
-			throw new Exception('No access_token was provided', 401);
-		}
+		try {
+			$auth_token = $this->getAuthToken();
 
-		$method = $_SERVER['REQUEST_METHOD'];
-		$id = rawurldecode(strtok($uri, '/'));
-		$action = trim(strtok(false), '/');
+			$method = $_SERVER['REQUEST_METHOD'];
+			$id = rawurldecode(strtok($uri, '/'));
+			$action = trim(strtok(false), '/');
 
-		$uri = $this->storage->getWopiURI($id, $auth_token);
+			$uri = $this->storage->getWopiURI($id, $auth_token);
 
-		if (!$uri) {
-			throw new Exception('Invalid file ID or invalid token', 404);
-		}
+			if (!$uri) {
+				throw new Exception('Invalid file ID or invalid token', 404);
+			}
+
+			$this->server->log('WOPI: => Found doc_uri: %s', $uri);
+
+
+			if ($action == 'contents' && $method == 'GET') {
+				$this->server->http_get($uri);
+			}
+			elseif ($action == 'contents' && $method == 'POST') {
+				$this->server->http_put($uri);
+			}
+			elseif (!$action && $method == 'GET') {
+				$this->getInfo($uri);
+			}
+			else {
+				throw new Exception('Invalid URI', 404);
+			}
 
-		if ($action == 'contents' && $method == 'GET') {
-			$this->server->http_get($uri);
-		}
-		elseif ($action == 'contents' && $method == 'POST') {
-			$this->server->http_put($uri);
 			http_response_code(200); // This is required for Collabora
 		}
-		elseif (!$action && $method == 'GET') {
-			$this->getInfo($uri);
-		}
-		else {
-			throw new Exception('Invalid URI', 404);
+		catch (Exception $e) {
+			$this->server->log('WOPI: => %d: %s', $e->getCode(), $e->getMessage());
+			http_response_code($e->getCode());
+			echo json_encode(['error' => $e->getMessage()]);
 		}
 
 		return true;
@@ -266,20 +280,19 @@ class WOPI
 	public function getEditorHTML(string $editor_url, string $document_uri, string $title = 'Document')
 	{
 		// You need to extend this method by creating a token for the document_uri first!
-		// Store the token in the document properties using ::PROP_TOKEN
+		// Return the token with the document properties using ::PROP_TOKEN
 
-		$props = $this->storage->properties($document_uri, [self::PROP_TOKEN, self::PROP_TOKEN_TTL], 0);
-		$src = $props[self::PROP_FILE_URL] ?? null;
+		$props = $this->storage->properties($document_uri, [self::PROP_TOKEN, self::PROP_TOKEN_TTL, self::PROP_FILE_URL], 0);
 
-		if (!$src) {
-			throw new Exception('Storage did not provide a file URL for WOPI src', 500);
+		if (count($props) != 3) {
+			throw new Exception('Missing properties for document', 500);
 		}
 
+		$src = $props[self::PROP_FILE_URL] ?? null;
 		$token = $props[self::PROP_TOKEN] ?? null;
 		// access_token_TTL: A 64-bit integer containing the number of milliseconds since January 1, 1970 UTC and representing the expiration date and time stamp of the access_token.
 		$token_ttl = $props[self::PROP_TOKEN_TTL] ?? (time() + 10 * 3600) * 1000;
 
-
 		// Append WOPI host URL
 		$url = $this->setEditorOptions($editor_url, ['WOPISrc' => $src]);
 
diff --git a/www/webdav.js b/www/webdav.js
index 9169432..d431db6 100644
--- a/www/webdav.js
+++ b/www/webdav.js
@@ -147,6 +147,8 @@ const WebDAVNavigator = (url, options) => {
 				}
 			});
 		});
+
+		reloadListing();
 	};
 
 	const wopi_getEditURL = (name, mime) => {
@@ -634,11 +636,15 @@ const WebDAVNavigator = (url, options) => {
 
 	const wopi_discovery_url = options.wopi_discovery_url || null;
 
-	wopi_init();
-
 	document.querySelector('html').innerHTML = html_tpl;
 
-	reloadListing();
+	if (wopi_discovery_url) {
+		// Wait for WOPI discovery before creating the list
+		wopi_init();
+	}
+	else {
+		reloadListing();
+	}
 
 	window.addEventListener('paste', (e) => {
 		let items = e.clipboardData.items;