Fix problem with syncer not being initialised on server

core/modules/startup.js

@@ -50,6 +50,8 @@ exports.startup = function() {
 	});
 	// Clear outstanding tiddler store change events to avoid an unnecessary refresh cycle at startup
 	$tw.wiki.clearTiddlerEventQueue();
+	// Set up the syncer object
+	$tw.syncer = new $tw.Syncer({wiki: $tw.wiki});
 	// Host-specific startup
 	if($tw.browser) {
 		// Set up our beforeunload handler

core/modules/startup/syncer-browser.js

@@ -19,8 +19,6 @@ exports.after = ["rootwidget"];
 exports.synchronous = true;
 
 exports.startup = function() {
-	// Set up the syncer object
-	$tw.syncer = new $tw.Syncer({wiki: $tw.wiki});
 	// Listen out for login/logout/refresh events in the browser
 	$tw.rootWidget.addEventListener("tw-login",function() {
 		$tw.syncer.handleLoginEvent();