| 摘要 |
Methods and apparatus application servers, AS, (304, 354) for use in live and test enterprise resource planning, ERP, systems (202, 204), the test ERP system for testing an update to the live ERP system and comprising a system copy of a live ERP system and an update to the live ERP system. A system transaction recorder (414) of the live ERP system captures live system transaction data comprising a plurality of live system transaction inputs and a plurality. A receiver (504) of an AS of the test ERP system receives the system transaction data and a system tester (514) applies the plurality of live system transaction inputs to a plurality of test ERP system transactions corresponding to the plurality of system transactions undertaken in the live ERP system, such that a plurality of test system transaction outputs are produced. An error detector (516) determines whether there has been any error in the test ERP system based on the plurality of test system transaction outputs. |
