"Import Standard Purchase Orders" very slow performance

Hello,

We are trying to update prices using "Import Standard Purchase Orders" concurrent request. Around 160 records were awaiting processing in interface tables, and "Import Standard Purchase Orders" was launched 2 days ago with no effect. We had to manually stop the request. What should we do in this situation?

Additional info:

RDBMS : 11.2.0.4.0

Oracle Applications : 12.1.3

Request name: Import Standard Purchase Orders

Request short name: POXPOPDOI

PO_PDOI_GRP header:

/* $Header: PO_PDOI_GRP.pls 120.4.12010000.4 2014/03/11 03:42:26 sbontala ship $ */

PO_PDOI_GRP body:

/* $Header: PO_PDOI_GRP.plb 120.6.12010000.4 2014/03/11 03:47:01 sbontala ship $ */