Upgrade issues

Hi all Xperts,

I want to know the issues to be noticed while upgrading datas, applications from Ax 4.0 to 5.0.or Ax 2012…What are all the challenges to be faced and how to overcome the issues…PLZ help as this will be a very needed one for all Ax developers… If anyone does this before, i request you to share your experience here which will be very useful…:slight_smile: