Accounting Progarm Ending with Warning R12.1.3

Hi Team,

Please find following Warning we are getting when run the create accounting program.The Accounting Program ending with warning and it produce below logfile.

It looks like bug.Please help us....

Thanks

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Subledger Accounting: Version : 12.0.0

Copyright (c) 1979, 1999, Oracle Corporation. All rights reserved.

XLAACCUP module: Accounting Program
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Current system time is 03-OCT-2012 20:19:55

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**Starts**03-OCT-2012 20:19:55
**Ends**03-OCT-2012 20:20:58
Unit Processor completed normally with some events in error
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Start of log messages from FND_FILE
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03-OCT-2012 20:19:55 - Executing Unit Processor ...
03-OCT-2012 20:19:55 - Initializing variables
03-OCT-2012 20:19:55 - Security Context Set 
03-OCT-2012 20:19:55 - Ready to cache the Application and Ledger Level Sources ...
03-OCT-2012 20:19:55 - Cached the Application and Ledger Level Sources
03-OCT-2012 20:19:55 - Entering the loop to read document units from the queue ...
03-OCT-2012 20:19:55 - Checking status of the parent Accounting Program
03-OCT-2012 20:19:55 - Dequeuing the unit