Added exception handling if the server is not running.

tasks/main.yml

diff --git a/tasks/main.yml b/tasks/main.yml
index 9916c25..bdf8d21 100644
--- a/tasks/main.yml
+++ b/tasks/main.yml
@@ -50,4 +50,4 @@
           body: 'reachable={{ reachable }}'
     when: uuid is defined
 
-    when: self_status
+  when: self_status