Use following commands

1. Setup Oracle Home and run the environment file

Use following commands

AD_TOP=/u01/apps/[hostname]/apps/apps_st/appl/ad/12.0.0/PATH=$AD_TOP/bin:$PATHCOMMON_TOP=/u01/apps/[hostname]/apps/apps_st/comnINST_TOP=/u01/apps/[hostname]/inst/apps/[SID]_[hostname]. /u01/apps/EBS12/inst/apps/[SID]_[hostname]/ora/10.1.2/[SID]_[hostname].envAPPL_TOP=/u01/apps/[hostname]/apps/apps_st/appl. /u01/apps/[hostname]/apps/apps_st/appl/[SID]_[hostname].env

Use following commands

cd $INST_TOP/admin/scripts./adstpall.sh

High Level Steps

1. Stop all services from the Application Tier (don't stop Database tier). For more info see How to stop Application Tier in Oracle E Business Suite?

Error

FRM-92050: Failed to connect to the Server