"Collin F. Lynch" <clynch@water2.cs.umass.edu> writes:
> I am now attempting to execute my
> script in pgtclsh and am being told:
> Connection to database failed
> Unsupported frontend protocol.
> while executing
> "pg_connect $Database -host $Host"
> The Server in QUestion is 6.5-1 running on a pure Redhat 6.0 (intel) box.
I'll bet a nickel that your client is actually connecting to your 6.3
server, not the 6.5 one. Check host names, port numbers, TCP vs
Unix-socket protocol. One conclusive check is to see which postmaster's
error log gets a copy of the "unsupported protocol" gripe...
regards, tom lane