diff --git a/meshagent.js b/meshagent.js
index 686f9005..862873e5 100644
--- a/meshagent.js
+++ b/meshagent.js
@@ -342,8 +342,10 @@ module.exports.CreateMeshAgent = function (parent, db, ws, req, args, domain) {
     // If the mesh agent web socket is closed, clean up.
     ws.on('close', function (req) {
         if (obj.nodeid != null) {
-            //console.log('Agent disconnect ' + obj.nodeid + ' (' + obj.remoteaddrport + ') id=' + obj.agentInfo.agentId);
-            obj.parent.parent.debug(1, 'Agent disconnect ' + obj.nodeid + ' (' + obj.remoteaddrport + ') id=' + obj.agentInfo.agentId);
+            var agentId = 'Unknown';
+            if (obj.agentInfo && obj.agentInfo.agentId) { agentId = obj.agentInfo.agentId; }
+            //console.log('Agent disconnect ' + obj.nodeid + ' (' + obj.remoteaddrport + ') id=' + agentId);
+            obj.parent.parent.debug(1, 'Agent disconnect ' + obj.nodeid + ' (' + obj.remoteaddrport + ') id=' + agentId);
 
             // Log the agent disconnection
             if (obj.parent.wsagentsDisconnections[obj.nodeid] == null) {
diff --git a/meshmail.js b/meshmail.js
index 096f2911..cf293c2c 100644
--- a/meshmail.js
+++ b/meshmail.js
@@ -130,7 +130,7 @@ module.exports.CreateMeshMail = function (parent) {
 
         // Set all the options.
         var options = { username: username, email: email, servername: domain.title };
-        options.cookie = obj.parent.encodeCookie({ u: domain.id + '/' + username, e: email, a: 1 }, obj.mailCookieEncryptionKey);
+        options.cookie = obj.parent.encodeCookie({ u: domain.id + '/' + username.toLowerCase(), e: email, a: 1 }, obj.mailCookieEncryptionKey);
 
         // Send the email
         obj.pendingMails.push({ to: email, from: parent.config.smtp.from, subject: mailReplacements(template.htmlSubject, domain, options), text: mailReplacements(template.txt, domain, options), html: mailReplacements(template.html, domain, options) });
diff --git a/package.json b/package.json
index b2be5b77..19903921 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "meshcentral",
-  "version": "0.2.7-y",
+  "version": "0.2.8-b",
   "keywords": [
     "Remote Management",
     "Intel AMT",
diff --git a/sample-config.json b/sample-config.json
index 4825feac..2b6dfaa9 100644
--- a/sample-config.json
+++ b/sample-config.json
@@ -62,6 +62,7 @@
     }
   },
   "_letsencrypt": {
+    "__comment__": "If your are having problems with Let's Encrypt, use https://letsdebug.net/ first to debug it.",
     "email": "myemail@myserver.com ",
     "names": "myserver.com,customer1.myserver.com",
     "rsaKeySize": 3072,
diff --git a/webserver.js b/webserver.js
index fc138a89..de136f4b 100644
--- a/webserver.js
+++ b/webserver.js
@@ -639,9 +639,9 @@ module.exports.CreateWebServer = function (parent, db, args, certificates) {
                 if ((idsplit.length != 2) || (idsplit[0] != domain.id)) {
                     res.render(obj.path.join(obj.parent.webViewsPath, 'message'), { title: domain.title, title2: domain.title2, title3: 'Account Verification', message: 'ERROR: Invalid domain. <a href="' + domain.url + '">Go to login page</a>.' });
                 } else {
-                    obj.db.Get('user/' + cookie.u, function (err, docs) {
+                    obj.db.Get('user/' + cookie.u.toLowerCase(), function (err, docs) {
                         if (docs.length == 0) {
-                            res.render(obj.path.join(obj.parent.webViewsPath, 'message'), { title: domain.title, title2: domain.title2, title3: 'Account Verification', message: 'ERROR: Invalid username \"' + EscapeHtml(cookie.u) + '\". <a href="' + domain.url + '">Go to login page</a>.' });
+                            res.render(obj.path.join(obj.parent.webViewsPath, 'message'), { title: domain.title, title2: domain.title2, title3: 'Account Verification', message: 'ERROR: Invalid username \"' + EscapeHtml(idsplit[1]) + '\". <a href="' + domain.url + '">Go to login page</a>.' });
                         } else {
                             var user = docs[0];
                             if (user.email != cookie.e) {