You may receive an error message when sending PMs at the moment. The message you're trying to send has been sent and if you refresh your screen, you will see it. Otherwise you may get many repeated messages. We're working on this!
Then stop explaining it over and over again. That is the only way we can justify to ourselves that it is good to die. If you stop thinking about it you will slowly not want to die... slowly mind you the thought still linger for a while.