When requesting assistance please always include the version of osTickets you are using.Also it will assist those you are requesting help from if you can include any of the following when it is pertinent:PHP Error log entries or displayed errors. (you of course may remove any identifying information)Mail Sending: phpMail functions or SMTPMail Fetching/Receiving: IMAP or POP and Server versionPHP versionOperating SystemClient or Staff side of the UIthe location - the url or what your clicking on that is causing the problem. A great way to get all the software version information is to log into your osTicket and go to Admin Panel -> Dashboard -> Information.Please remember that installing mods from the Mods Threads can drastically alter this product. While we will try to help you, modded installations should be reverted back to stock prior to reporting a problem.Forum member Grizly wrote a great post about finding your logs here's a brief overview of it: Apache: depends on your ErrorLog directives, but primarily stored in: /var/log/apache2/error.log     http://httpd.apache.org/docs/2.4/logs.html#errorlog    IIS: http://stackoverflow.com/a/6426399, also: http://serverfault.com/a/144054    nginx: http://stackoverflow.com/a/1707300    lighttpd: http://redmine.lighttpd.net/issues/665If you have a hosted server, please consult the help/kb's for your host to find the logs.It is generally considered common courtesy not to highjack other peoples threads.Thank you,