求翻译：乙方收银系统升级时，乙方要事先通知甲方，以保证接口的正常的运行。若乙方在未通知的前提下，独自对系统进行了升级等工作，导致销售数据无法被甲方采集，则视乙方违约。是什么意思？

B cash register system upgrade, prior notice to Party B, in order to ensure the normal operation of the interface. If Party B under the premise without notice, solely on the system was upgraded, etc., leading to sales data collected can not be Party, the Party as breach of contract.

正在翻译，请等待...

When the second party receives the silver system promotion, the second party wants to inform the party of the first part beforehand, guarantees the connection the normal movement.If the second party under the notice premise, alone has not carried on work and so on promotion to the system, causes the

B cash register system upgrade, party b must first inform party a in order to ensure normal operation of the interface. If party b without notifying the premise alone, such as the system has been upgraded, resulting in sales data collection cannot be party a, then party b defaulted.

Party B collects money when the system upgrades, Party B should notify Party A, in order to guarantee the normal operation of the interface in advance. If Party B has carried on the work of upgrading etc. to the system alone on the premise of not notifying, lead to the fact the marketing materials a