fix of errors when a newMail object is generated

.liquibase/_____SYSTEMALIAS/basic/2019.1.4/aliasConfig/defaultBlob/_____configuration.xml

@@ -10,6 +10,7 @@
       <loggingConsoleEnabled v="true" />
       <loggingFileEnabled v="true" />
       <loggingRemoteEnabled v="false" />
+      <mailGlobalEnabled v="true" />
       <neonVaadinClientEnabled v="true" />
       <neonDisableConnectionSecurity v="false" />
       <neonUseDummyKeystore v="true" />

process/Email_lib/process.js

+import("system.logging");
 import("system.translate");
 import("system.text");
 import("system.db");
@@ -125,7 +126,18 @@ Email.prototype.getMailtoUrl = function ()
 Email.prototype.getRFCmail = function ()
 {
     var ENCODING = "UTF-8";
-    var mailId = mail.newMail();
+    var mailId;
+    try 
+    {
+        mailId = mail.newMail();
+    }
+    catch(ex)
+    {
+        //TODO: fix this dirty workaround [waiting for #1038963], since newMail causes an error on the first call after a user logged in
+        logging.log(ex);
+        util.sleep(1500);
+        mailId = mail.newMail();
+    }
 
     if (this.toRecipients.length)
         mail.addRecipients(mailId, mail.RECIPIENT_TO, this.toRecipients);