> On Jan 19, 2020, at 10:00 PM, Shrikant Bhende <shrikantpostgresql@xxxxxxxxx> wrote: > > Hello community, > > I am trying to upgrade a cluster of version 9.5.19 to version 12.1 but seems like upgrade is getting failed because of database encoding issue, I am getting below error while running pg_upgrade command with -c > > "lc_collate values for database "postgres" do not match: old "en_US.UTF-8", new "C.UTF-8" Failure, exiting", > > I have tried to create new cluster f version 12 using initdb --encoding parameter but it create encoding as C.UTF-8 only and old cluster is with encoding en_us_UTF-8. > Kindly assist to resolve this issue. > > Thanks and regards I'm going to guess that you need --locale as well.