When you want to view the status diagram of workflow process on status monitor page from the workflow administrator responsibility, maybe you get the error page like below:
The solution for the above issue is set the Server Timezone profile option on the Site level.
After that you can able to see the status diagram in workflow status monitor.
Sometimes we will face below issues in R12.

Issue 1:
You have insufficient privileges for the current operation. Please contact your System Administrator.

You cannot run a page which is not Self Secured when the MAC fails.

Set the below 3 profiles to None
1) FND Function Validation Level
2) FND Validation Level
3) Framework Validation Level
Issue 2:
Unexpected URL parameters have been detected and will be ignored Solution:

In JDeveloper, go to menu Tools–>Embedded OC4J Server Preferences–>Global–>Startup–>Select Default Local IP Address.
Autoconfig log file:

$ORACLE_HOME/appsutil/log/$CONTEXT_NAME/adconfig.log $ORACLE_HOME/appsutil/log/$CONTEXT_NAME/NetServiceHandler.log

Startup/Shutdown Log files:


Apache, OC4J and OPMN:


Patch log:

Workflow Mailer log:

Concurrent log:

OAM (Oracle Application Manager) log:

Clone log:

Preclone log files in source instance

$INST_TOP/apps/$CONTEXT_NAME/admin/log/ (StageAppsTier_MMDDHHMM.log)


Clone log files in target instance:

Apps :


– Alert Log File:

Concurrent OUT Directory:
APPL_TOP – this is the top level directory for the Applications
  • $APPLCSF – the top level directory where the concurrent manager stores the log and out files of concurrent requests
  • $APPLCSF/$APPLLOG – concurrent request log files( As describe above)
  • $APPLCSF/$APPLOUT – concurrent request out files( As describe above)
  • $APPLTMP – Applications temporary files
  • $APPLPTMP – PL/SQL temporary files   or /usr/tmp (default tmp directory)
Startup and shutdown messages:
–Startup/Shutdown error message related to tech stack (10.1.2, 10.1.3 forms/reports/web)
$INST_TOP/logs/ora/ (10.1.2 & 10.1.3)
$INST_TOP/logs/ora/10.1.3/opmn/ (OC4J~…, oa*, opmn.log)$INST_TOP/apps/$CONTEXT_NAME/logs/ora/10.1.2/network/ (listener log)
$INST_TOP/logs/appl/conc/log (CM log files)
Other log files in R12

1) Database Tier
1.1) Relink Log files :

1.2) Alert Log Files :

1.3) Network Logs :

1.4) OUI Logs :
OUI Inventory Logs :

2) Application Tier


Tech Stack Patch 10.1.3 (Web/HTTP Server)

Patching related log files in R12 :
Application Tier– adpatch log – $APPL_TOP/admin//log/
Developer (Developer/Forms & Reports 10.1.2) Patch – $ORACLE_HOME/.patch_storage
Web Server (Apache) patch – $IAS_ORACLE_HOME/.patch_storage
Database Tier opatch log – $ORACLE_HOME/.patch_storage