Apply Patch EBS R12

1) Download Patch from Metalink and uzip patch file.

2) set Enviroment parameter by run env file.
. /oracle/erp/R12/apps/apps_st/appl/APPSERPR12_erp.env

3) Stop Application Services
$INST_TOP/admin/scripts/adstpall.sh apps/apps

4) Change system to maintain mode
sqlplus -s apps/apps @$APPL_TOP/ad/12.0.0/patch/115/sql/adsetmmd.sql ENABLE

5) apply patch
adpatch defaultsfile=$APPL_TOP/admin/$TWO_TASK/adalldefaults.txt logfile=u7677429.log patchtop=/d01/7677429 interactive=yes workers=8

6) Take system out of maintain mode
sqlplus -s apps/apps @$APPL_TOP/ad/12.0.0/patch/115/sql/adsetmmd.sql DISABLE

7) Start EBS application services
$INST_TOP/admin/scripts/adstrtal.sh apps/apps