Today, we're happy to announce to release of Dynamics AX 2009 Rollup 4 for RTM and SP1 customers. These releases are available on Partner Source and Customer Source.

Due to the cumulative nature of the rollups, RU-4 carries all the content that has been released in previous rollups (RU-1, RU-2, RU-3).

Links to the RU-4 Knowldge Base articles: