Hi, Looks like a windows OS problem to me. Simple internet search led me to - https://answers.microsoft.com/en-us/windows/forum/all/what-is-meant-by-no-mapping-between-account-names/dcccb1bb-1c4d-4bd5-91a7-832cabf9c86b
On Fri, Oct 9, 2020 at 12:46 AM אביחי קקון <avicha...@gmail.com> wrote: > hii, > I have problem in the installation and show me message : > what i do? > [image: INSTALL.PNG] > > -- Thanks, Aditya Toshniwal pgAdmin hacker | Sr. Software Engineer | *edbpostgres.com* <http://edbpostgres.com> "Don't Complain about Heat, Plant a TREE"