Concept
This How-To wiki will explain how to void an existing Credit Memo.
Steps
Open order explorer.
Un-check everything except 'Credit Memos' in the Historical Orders section.
Select other filters needed (i.e., Company Name, Historical Date Range, etc.).
Click the refresh button at the top.
Double click the Credit Memo in the list that you wish to void.
When the Credit Memo opens, click the 'Void' button on the right side of the screen.
**Note: The Credit Memos check box will not appear on the Order Explorer unless how-to_enable_and_credit_memos .
Source
Contributor: Chad Griffin, Steve Hendrix - Cyrious Software Support
Date: 02/08/2013
Version: Control 4.6