bugzilla 4.0.1 version.upgrade to 4.0.2
i have installed bugzilla 4.0.1 version. i need to upgrade to 4.0.2 version.
1)i have to repace the bgzilla folder
2) have the change the name in apache conf file.
3)run checksetup file.
Is it will work with out any error.
Else Is any other changes need to be done.
Please give me the solutions.