version Upgrade

Dear All,

We are in process in version upgrade (4.7e to ECC6.0).We completed the Prepare Phase with successfully.

Can we give the gap from Prepare and SAPUP.

for example : We completed the Prepare phase on 22.09.2008.We run the Sapup phase on 03.10.2008.

If is it possible.If any problem occurs

Kindly advise.

regards

guna