This post was originally published here

As you  may have heard, there is an issue in the BizTalk 2006 R2 and 2009 EDI Engines that results in a failed EDI transaction if the EDI message contains a date node that has a leap year value – for example 2/29/2012.  This issue and hotfix is documented at  With 2/29/2012 just days away, this is a big deal and you will want to address this issue in your environment ASAP.

You can also get some great information about this issue at

I’ve also compiled a list of questions that have been asked about this issue over the last week and created a detailed FAQ document about this.  Check it out below. 

Also, to download the pipeline sample mentioned in the FAQ, click here.

(FAQ last updated on 02/29/2012 at 12:22PM Central Time)