R12 : Install JRE on the database tier to ensure that the application tier and the database tier mat
Install JRE on the database tier to ensure that the application tier and the database tier match:
• If you are using a "fully certified" platform, refer to My Oracle Support (Doc ID: 418664.1) to install JRE under the <RDBMS_ORACLE_HOME>/appsutil directory.
• If you are using a "database tier only" platform, refer to My Oracle Support (Doc ID: 456197.1) to install JRE under the <RDBMS_ORACLE_HOME>/appsutil directory.