Hello, As per error it seems you have initiated source data with PG13 binaries.
Could you please connect to both source and target psql and share out of select versions(); Also share pg_upgrade complete command which you are using. Regards, Abdul Sayeed Sent from myMail for iOS Sunday, 19 March 2023 at 11:29 AM +0530 from david.g.johns...@gmail.com <david.g.johns...@gmail.com>: >On Sat, Mar 18, 2023 at 7:27PM shashidhar Reddy < shashidharreddy...@gmail.com >> wrote: >>Can someone please help me with this? >>> > >You haven't given others enough information to help you. Present to the >fullest extent possible your current environment and the commands you are >running. Showing that psql itself works on both running clusters would be a >good start. Show inputs, not just outputs those inputs creates. > >David J.