Receiving Transaction Processor request going into error(Urjent)

Hi,

Receiving Transaction Processor request going into error while delivery of material from receiving transaction.

Below is Error msg.

+---------------------------------------------------------------------------+
Purchasing: Version : 12.0.0

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

RVCTP module: Receiving Transaction Processor
+---------------------------------------------------------------------------+

Current system time is 19-JUN-2012 11:27:16

+---------------------------------------------------------------------------+

RVTII-060: Subroutine INV_TXN_MANAGER_PUB.process_Transactions() returned error

Cause:        Subroutine INV_TXN_MANAGER_PUB.process_Transactions() returned an internal error.  

Action:        Note this error number and the actions you a
Concurrent program RVCTP returned error

Cause:        RVCTP encountered an internal error.  Parameters: RVCTP,IMMEDIATE,8970, 

Action:        Note both this error number and the actions you are trying to perform. Contact your system admi
RVTBM-008: