DUAS Manager for Oapp: Invalid Operation exception raised by utl

Issue/Introduction:

Error Message :
The following error shows in job log:
Manager OAPP environment loaded.
Execution of /orsyp/universe/UKEMET/bin/bin_oapp/uxstroapp
=================================== SQL TRACE ==================================
INVALID_OPERATION exception raised by UTL_FILE.
SQLCODE = -29283
SQLERRM = ORA-29283: invalid file operation
ORA-06512: at "SYS.UTL_FILE", line 41
ORA-06512: at "SYS.UTL_FILE", line 512
ORA-29283: invalid file operation
WARNING: Traces and Debug information are displayed in the standard output.
2014-05-07 11:02:36 - UxInitPackage - Enter

Patch level detected:Dollar Universe 6.2.00
Product Version: Dollar.Universe 6 with Manager for Oracle Application

Description: OAPP jobs Complete succefully in OEBS, but the job log shows the above Error Messages with the ORA-29283 error.

Cause:

Cause type:
Configuration
Root Cause: Wrong Directory rights, see the details on the Solution.

Environment:

OS: All

Resolution:

To resolve this issue :

1. Grant the correct rights on the directories (see 4.5.2.2 Directory rights, in Dollar Universe v6.x Manager for Oracle Applications User Manual)

2. Verify that alias (node settings of manager oapp : "Alias in the database of the output directory" ) does not contain unsupported characters like "."

Fix Status: No Fix

Additional Information:

Workaround :
Ignore the messages

DUAS Manager for Oapp: Invalid Operation exception raised by utl_file