R12 Payables: AP events unprocessed but new header is created

Is the most important lesson from the article "R12:AP/XLA: Event Left Unprocessed and Creates a New Header Each Time Invoice is Attemped for Accounting" on MOS via document ID 2097911.1 that a custom object is at fault here?  No!  The most important lesson is the referenced documents to learn something more that might be able to be applied later when you have a problem with the AP or XLA modules!

Weekend Learning: How to add comments to tables and columns

One of the neatest things I learned from Collaborate this year was that we can use standard Oracle tables built for documentation to add comments on tables and columns!  You can learn more about this from MOS article "How to Select COMMENTS For Tables and Columns" from document ID 1008873.6 so you can leverage this for your own system and build standardized comments that can be deployed to track characteristics of your custom tables!

Customizing OAF pages

Have you ever wanted to learn how to see the customizations that are on Oracle Application Framework web pages?  Do you want to create your own?  Are you interested about getting down into the pages themselves and learning how they go together?  If you answered yes to any of these, you should get yourself over to the new My Oracle Support page "How to Make Customer Address Column Sortable on Page AcctOviewPG?" via note 1673284.1!  This page has an incredible wealth of information, so you could learn quite a bit in one sitting.