To change ORACLE logo in Forms R12 Instances

Steps to Change the ORACLE Logo in the Forms of R12 Instances:

The idea here is to replace the logo in frmall.jar. Then reload it.

cp $ORACLE_HOME/forms/java/frmall.jar $ORACLE_HOME/forms/java/frmall.jar_BAK

cp $ORACLE_HOME/forms/java/frmall.jar /tmp

cd /tmp

jar -xvf frmall.jar

rm -rf META-INF/

Rename the logo of your logo of size (125X30 pixels) to oracle_logo_light.gif

copy your own oracle_logo_light.gif to oracle/forms/icons/oracle_logo_light.gif in the /tmp folder.
cd /tmp

jar -cvf frmall.jar *

cp frmall.jar $ORACLE_HOME/forms/java/frmall.jar

adadmin (jar regenerate) and use the FORCE option

(selection option 1, regenerate Product JAR file, and

Do you wish to force regeneration of all jar files? [No] ? Yes

Retest the issue by opening the forms.

Cheers...