System Options - Dismissed Messages
You can restore messages that you dismissed.
Click Messages/Errors/Warnings, click Dismissed Messages.
. UnderDismissed messages
Lists messages that you suppress by selecting Don't
ask me again (or other similar option) in a dialog box. Select
dismissed messages to restore them. Messages appear in the order that you dismissed
them. If a message is truncated, hover over it to display the full
message.