Hi all, I m trying to install postgres8.1 on my system.I tried with account name postgres.I was getting an error of unable to create user account.user account already exists. If i try with any other user any of the following error is arising 1.unable to create user account.user account already exists. 2.Internal lookup failure.No mapping made between accountname and serviceIDs I tried it a number of time wiht number of account names and no of superuser names.I failed a number of times How can i get installed with my postgres.If the user accounts exists then where should i remove them so that i can get that user name to be installed. Please give me the suggestions where i have to make changes to make my installation to be successful.Please reply me ASAP Thanks and regards, venu.p ___________________________________________________________ Yahoo! Messenger - NEW crystal clear PC to PC calling worldwide with voicemail http://uk.messenger.yahoo.com