function validateLine(context) {
        let currentRecord = context.currentRecord;
        let sublistId = context.sublistId;
        if (sublistId === 'item') {
            let inventoryDetail = getInventoryDetail(context);
            }
        }
    }
	
function getInventoryDetail(context) {
        let currentRecord = context.currentRecord;
        let details = [];
        let inventoryDetail = currentRecord.getCurrentSublistSubrecord({
            sublistId: 'item',
            fieldId: 'inventorydetail'
        });
        if (inventoryDetail) {
            let count = inventoryDetail.getLineCount({
                sublistId: 'inventoryassignment'
            });
            for (let i=0; i<count; i++) {
                inventoryDetail.selectLine({
                    sublistId: 'inventoryassignment',
                    line:       i
                });
                let id=inventoryDetail.getCurrentSublistValue({
                    sublistId:  'inventoryassignment',
                    fieldId:    'inventorydetail'
                });
                log.debug({
                    title: 'getInventoryDetail inventoryassignment line ' + count,
                    details:    id		//returns id = 77393 in logs, but the UI indicates 91867
                });
                let inventoryNumberRecord = record.load({
                    type:   record.Type.INVENTORY_NUMBER,
                    id:     id
                });
				//Causes an error - RECORD DOES NOT EXIST
                log.debug({
                    title:  'inventoryNumberRecord',
                    details: JSON.stringify(inventoryNumberRecord)
                })
                let inventoryNumber = search.lookupFields({
                    type:   search.Type.INVENTORY_NUMBER,
                    id:     id,
                    columns:    ['inventorynumber']
                });
                if (inventoryNumber) {
                    details.push(inventoryNumber);
                }
            }
        }
        return details;
    }