1. The login account, password, server name and database name are incorrect and should be entered correctly.
2.SQL server cannot be installed correctly, so it should be installed correctly.
3. If the network connection is faulty, check whether the network is faulty.
ZKEposx consumption management system, the latest version is the double wallet consumption system, which is suitable for IC consumption devices supporting double wallets, as well as fingerprint consumption and ID online consumption! ZKEposx consumption management system is supported by centralized smart ID card or IC card. It is suitable for IC offline consumption or ID online consumption, and supports various consumption modes such as amount, fixed value, counting and commodities. It has perfect consumption management functions, rich consumption reports, and supports functions such as query, import and export data, and printing. The system can be used not only in restaurants and restaurants, but also in gymnasiums, reading rooms, small supermarkets, VIPs and many other places.