Fixed: FS#1305 - Webdav user information is not written to domains vhost file.

server/plugins-available/apache2_plugin.inc.php

@@ -1155,6 +1155,7 @@ class apache2_plugin {
 	 */
 	private function _writeHtDigestFile($filename, $username, $authname, $pwdhash ) {
 		$changed = false;
+		if(is_file($filename)) {
 			$in = fopen($filename, 'r');
 			$output = '';
 			/*
@@ -1176,13 +1177,15 @@ class apache2_plugin {
 					$output .= $line . "\n";
 				}
 			}
+			fclose($in);
+		}
 		/*
 		 * if we didn't change anything, we have to add the new user at the end of the file
 		*/
 		if (!$changed) {
 			$output .= $username . ':' . $authname . ':' . $pwdhash . "\n";
 		}
-		fclose($in);
+		
 
 		/*
 		 * Now lets write the new file