--- /dev/null
+---
+layout: default
+title: Message detail for PLMC15
+toc: false
+---
+
+Detail for Marionette Collective message PLMC15
+===========================================
+
+Example Message
+---------------
+
+ No item called 'nrpe_agent' for cache 'ddl'
+
+Additional Information
+----------------------
+
+MCollective has an internal Cache used to speed up operations like parsing of DDL files. The cache is also usable from the agents and other plugins you write.
+
+The cache stored items using a key, this error will be logged and raised when you try to access a item that does not yet exist in the cache.