+++ /dev/null
----
-layout: default
-title: Message detail for PLMC28
-toc: false
----
-
-Example Message
----------------
-
- Formats supplied to aggregation functions should be a hash
-
-Additional Information
-----------------------
-
-DDL aggregate functions can take a custom format as in the example below:
-
- aggregate average(:total_resources, :format => "Average: %d")
-
-This error indicate that the :format above was not supplied as a hash as in the above example