Documentation collection: Inplace upgrade MS Dynamics AX 2012 RTM –> AX 2012 R2 CU7

Main documentation: The following 2 items explain the Inplace Upgrade process. No 1) shows the basic idea and No 2) goes even more into detail:

(Important: Please follow all the steps in No 2) exactly in the given order and plan enough time for tests)


2) (Note: This used to be updated about every 3-4 month, so it makes sense to check here for updates)

Best practice advices:

Known issues:

As an extra effort please share the following hints to your colleague Amit regarding AX object ID conflicts: