How to change priority of concurrent request in R12

Open "System Administrator" responsibility. Go to
Concurrent > Requests

How to create external tier to enable SSL and configure reverse proxy for Oracle R12

First we have created a directory named “tatrac”. This directory will be used as an external tier instance top.

After setting apps env, run this command.

SSL handshake error is coming during PO sending by xml gateway

Step 1 - Set Your Environment
1.Logon to the application middle tier as the OS user who owns the middle tier files.
2.Source your middle tier environment file (APPS.env) located in the APPL_TOP directory.