What is cross-system lock in SAP CRM - Customer Relationship Management?

SAP Term: cross-system lock

• Component: CRM

• Component Name: Customer Relationship Management

• Description: Mechanism that prevents the parallel processing of distributed transaction documents in the leading system Online System and in the R/3 System. A Remote Call Function determines whether or not simultaneous processing takes place. If a delivery is created for a transferred sales order in the R/3 System, the transaction cannot be changed at the same time in the Online System. The user gets a system message accordingly.

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• Key Concepts: 
  Cross-system lock is a feature of SAP CRM Customer Relationship Management that prevents multiple users from making changes to the same data at the same time. It ensures that only one user can make changes to a particular record at any given time, thus preventing data corruption and ensuring data integrity. 
  
  How to use it: 
  Cross-system lock is enabled by default in SAP CRM. When a user attempts to make changes to a record, the system will check if any other user is currently making changes to the same record. If so, the system will prevent the user from making changes and display an error message. 
  
  Tips & Tricks: 
  When using cross-system lock, it is important to remember that only one user can make changes to a particular record at any given time. Therefore, it is important to plan ahead and coordinate with other users who may be making changes to the same record. 
  
  Related Information: 
  Cross-system lock is just one of many features of SAP CRM that help ensure data integrity and prevent data corruption. Other features include data validation, data encryption, and audit trails.