The following bug has been logged online:

Bug reference: 2825
Logged by: Josh
Email address: PenguinMasterXxX (AT) hotmail (DOT) com
PostgreSQL version: 8.1
Operating system: Windows XP
Description: Installation doesnt let me create username
Details:

When i try to install a postgres as a service it tells me all the names i
try to use already exist. what do i do?

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