Clean the environment

First assure that you don't have any running jobs:

If any jobs are present, STOP them, DELETE them and Clean them.

Be sure to delete any retail file: local retail and remote retail file. Any configuration can files can be located via:

Last, clean the local trails in dirdat directory on the home. P.S. the file started with lt (local trails)

Clean local trails

!!!!!P.S. DO NOT DELETE THE REDO LOG FILES :) !!!!!!