MSCPLD Loader Worker With Direct Load Option Fails With Sql*Loader-704: Internal Error: Ulconnect: Ociserverattach [0] ORA-12537: TNS:connection closed (Doc ID 1142930.1)

Last updated on MAY 01, 2017

Applies to:

Oracle Advanced Supply Chain Planning - Version 12.1.1 and later
Information in this document applies to any platform.
Executable:MSCPLD - Loader Worker With Direct Load Option

Symptoms

ASCP plan fails with the following error in the log file for MSCPLD module: Loader Worker With Direct Load Option:

Error:
-------

plan_id:0 plan_type:0 planning_engine_type:1
Creating dummy log file ...
Parent Program Name: MSCMON
This IS part of a Plan run.
Username:SQL*Loader-704: Internal error: ulconnect: OCIServerAttach [0]
ORA-12537: TNS:connection closed

SQL*Loader: Release 10.1.0.5.0 - Production on Wed Jun 23 09:07:10 2010

Copyright (c) 1982, 2005, Oracle. All rights reserved.

Program exited with status 1

SQL*Loader: Release 10.1.0.5.0 - Production on Wed Jun 23 09:07:10 2010

Copyright (c) 1982, 2005, Oracle. All rights reserved.

SQL*Loader-704: Internal error: ulconnect: OCIServerAttach [0]
ORA-12537: TNS:connection closed

 Steps:
--------
1. Launch constrained or unconstrained plan.

Cause

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