ENG_ECO_PUB.PROCESS_ECO, P_REV_SUB_RESOURCE_TBL cannot Validation

Create Subresource by ENG_ECO_PUB.PROCESS_ECO, but some error message cannot know why..

Thank you for help!

Message: BOM_Validate_Sub_Op_Res Validation (Entity Validation) ORA-01403: no data found

Part of Subresource Script:

 L_REV_SUB_RESOURCE_TBL(L_SUBRES_SEQUENCE).ECO_NAME := L_CHANGE_NOTICE;

        L_REV_SUB_RESOURCE_TBL(L_SUBRES_SEQUENCE).ORGANIZATION_CODE := REC_ECO_HEADER.ORGANIZATION_CODE;

        L_REV_SUB_RESOURCE_TBL(L_SUBRES_SEQUENCE).REVISED_ITEM_NAME := REC_ENG_REVISED_ITEMS.ASSEMBLY_ITEM_NUMBER;

        L_REV_SUB_RESOURCE_TBL(L_SUBRES_SEQUENCE).ALTERNATE_ROUTING_CODE := REC_ENG_REVISED_ITEMS.ALTERNATE;

        L_REV_SUB_RESOURCE_TBL(L_SUBRES_SEQUENCE).OPERATION_SEQUENCE_NUMBER := REC_OPERATIONS.OP_SEQ;