iProcurement personalize view

One user created a personal view at buyer work center. He's not able to access the requisitions page after that.

user is getting error like "unexpected error.please contact system administrator"

Error Page

Exception Details.

oracle.apps.fnd.framework.OAException: oracle.jbo.SQLStmtException: JBO-27122: SQL error during statement preparation. Statement: SELECT * FROM (SELECT prh.requisition_header_id REQUISITION_HEADER_ID , nvl2(prh.par_draft_id, pod.modification_number, prh.segment1) REQUISITION_NUM , prl.requisition_line_id REQUISITION_LINE_ID , prl.line_num REQUISITION_LINE_NUM , prh.org_id OPERATING_UNIT_ID , nvl(po_moac_utils_pvt.get_ou_shortcode(prh.org_id), po_moac_utils_pvt.get_ou_name(prh.org_id)) ORGANIZATION , prh.type_lookup_code TYPE_LOOKUP_CODE , DECODE(prl.item_id,NULL,prl.item_description,DECODE(msi.allow_item_desc_update_flag,'Y',prl.item_description,msit.description)) ITEM_DESCRIPTION , prl.item_id ITEM_ID , msi.concatenated_segments ITEM_NUMBER , prl.item_revision ITEM_REVISION , prl.quantity QUANTITY , prl.need_by_date NEED_BY_DATE , prl.category_id CATEGORY_ID , mc.concatenated_segments CATEGORY , prl.unit_meas_lookup_code UNIT_MEAS_LOOKUP_CODE , prl.unit_price REQ_UNIT_PRICE , DECODE (prl.rfq_required_flag, 'Y', 'RfqRequiredY', 'RfqRequiredN') RFQ_REQUIRED , NVL(prl.rfq_required_flag, 'N') RFQ_REQUIRED_FLAG , NVL(prl.on_rfq_flag, 'N') ON_RFQ_FLAG , NVL(prl.drop_ship_flag, 'N') DROP_SHIP_FLAG , prl.suggested_vendor_name SUGGESTED_VENDOR_NAME , prl.vendor_id VENDOR_ID , prl.suggested_vendor_location SUGGESTED_VENDOR_LOC , prl.vendor_site_id VENDOR_SITE_ID , DECODE(prl.order_type_lookup_code, 'FIXED