DPOD provides user feedback by means of Feedback Messages. These appear to drop down from the top of the screen. 

You may dismiss the messages by clicking the x icon on the top right of a message. Alternatively - messages drop up and out after a set amount of time. 

You can view all recent messages in the notification window (click on the  icon on the bottom-left to open the window)
the recent messages window will clear upon page refresh or logoff.

Success / Informative Messages

Green messages provide informative indication on completion of a successful operation such as configuration update or a report successfully scheduled.

Errors

Red messages provide information on an erroneous operation or situation. The error message will usually contain a hint or directive to the user with a suggestion to fix the error.

Warning Messages

Yellow messages provide information about actions that were executed successfully, but with some limitation or addition info the user needs to note.

General Messages

Blue messages provide general information on an operation or situation.

Automatic Dismissal

Messages are automatically dismissed after a set number of seconds: