<html><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">Hello,<div class=""><br class=""></div><div class="">Could you please check the unit.log file for message like "Got invalid state transition on lifespan protocol" ?</div><div class="">This message means there is an unexpected reaction in response to 'lifespan.startup' event. For instance, you don’t send the 'lifespan.startup.complete' message or return from your application function before reading the 'lifespan.shutdown'.</div><div class=""><br class=""></div><div class="">Working example is attached.</div><div class=""><br class=""></div><div class="">—</div><div class="">Max</div><div class=""><br class=""></div><div class=""></div></body></html>