How To Fix UPC220 - Data record is locked by data slice &1

SAP Error Message - Details

• Message type: E = Error

• Message class: UPC - Planning: General Error Messages

• Message number: 220

• Message text: Data record is locked by data slice &1

What causes this issue?

You want to change data for which a change is generally forbidden. In
the definition of the planning area, it was defined which data slices
could not be planned. The combination of characteristic values, which
you want to change, is blocked by data slice &V1&.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Change the definition of the planning function, which you are just
executing, or adapt the definition of the data slice.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message UPC220 - Data record is locked by data slice &1 ?

  The SAP error message UPC220, which states "Data record is locked by data slice &1," typically occurs in the context of SAP BW (Business Warehouse) or SAP HANA when a data record is being accessed or modified while it is locked by another process. This can happen during data loading, reporting, or when multiple users are trying to access the same data simultaneously.
  Cause:
  
  Data Locking: The primary cause of this error is that the data record you are trying to access is currently locked by another transaction or user. This can happen during data loading processes, where the system locks records to ensure data integrity.
  Long-running Transactions: If a transaction takes too long to complete, it can hold locks on data records longer than expected, leading to this error for other users or processes trying to access the same data.
  Concurrency Issues: Multiple users or processes trying to access or modify the same data slice at the same time can lead to locking conflicts.
  
  Solution:
  
  Wait and Retry: Often, the simplest solution is to wait for the other transaction to complete. Once the lock is released, you can try your operation again.
  Identify the Lock: Use transaction codes like SM12 (for lock entries) to identify which user or process is holding the lock. You can then decide whether to wait for it to finish or, if necessary, contact the user to resolve the issue.
  Check for Long-running Processes: If you identify that a particular process is taking too long, investigate why it is running slowly. Optimizing the process or breaking it into smaller chunks may help.
  Adjust Locking Mechanisms: If this is a recurring issue, consider reviewing the locking strategy in your data model or process. This may involve adjusting how data is loaded or accessed to minimize locking conflicts.
  System Configuration: In some cases, system configuration settings related to locking and concurrency may need to be reviewed and adjusted by your SAP Basis team.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SM12 (to view and manage lock entries), SM21 (system log), and ST22 (dump analysis) for troubleshooting.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP frequently updates its knowledge base with solutions for common problems.
  Documentation: Review SAP documentation on data locking and concurrency control for best practices in managing data access in BW or HANA environments.
  
  If the problem persists after trying the above solutions, it may be beneficial to consult with your SAP Basis or technical support team for further assistance.