BUG #2249: unsupported frontend protocol

"Satheesh" <satheeshravikumar@gmail.com> writes:

iam having database server postgres version 7.3.2 and jboss 4.x as
webserver, while executing the application iam getting an error message of
"FATAL:Unsupported Front end Protocol". This makes my application to execute
slowly. plz help me. Tahnks in Advance

You probably need 7.4 or later Postgres.

regards, tom lane

On Thu, 9 Feb 2006, Satheesh wrote:

The following bug has been logged online:

Bug reference: 2249
PostgreSQL version: 7.3.2
Description: unsupported frontend protocol
Details:

iam having database server postgres version 7.3.2 and jboss 4.x as
webserver, while executing the application iam getting an error message
of "FATAL:Unsupported Front end Protocol". This makes my application to
execute slowly. plz help me. Tahnks in Advance

When using a new JDBC driver with an old server version it first tries to
connect with the v3 protocol and then falls back to the v2 protocol if
that fails. To tell the driver you want a v2 protocol from the start add
?protocolVersion=2 to your URL.

Kris Jurka